/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_3-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:36:45,477 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-03-01 16:36:45,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:36:45,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:36:45,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:36:45,549 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 [2022-03-01 16:36:45,562 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:36:45,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:36:45,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:36:45,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:36:45,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:36:45,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:36:45,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:36:45,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:36:45,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:36:45,564 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:36:45,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:36:45,565 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:36:45,565 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:36:45,566 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:36:45,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:36:45,566 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:36:45,566 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:36:45,566 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:36:45,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:36:45,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:36:45,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:36:45,728 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:36:45,728 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:36:45,729 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-01 16:36:45,793 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02fac3ad/ffeb06a52a5645b19922c178d3051dae/FLAG7aee4d62b [2022-03-01 16:36:46,258 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:36:46,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_3-container_of.i [2022-03-01 16:36:46,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02fac3ad/ffeb06a52a5645b19922c178d3051dae/FLAG7aee4d62b [2022-03-01 16:36:46,293 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c02fac3ad/ffeb06a52a5645b19922c178d3051dae [2022-03-01 16:36:46,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:36:46,297 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:36:46,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:36:46,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:36:46,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:36:46,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:46,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8504a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46, skipping insertion in model container [2022-03-01 16:36:46,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:46,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:36:46,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:36:46,463 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:36:46,812 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_3-container_of.i[75002,75015] [2022-03-01 16:36:46,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:36:46,864 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:36:46,874 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-03-01 16:36:46,889 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_3-container_of.i[75002,75015] [2022-03-01 16:36:46,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:36:46,961 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:36:46,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46 WrapperNode [2022-03-01 16:36:46,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:36:46,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:36:46,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:36:46,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:36:46,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:46,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,019 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-03-01 16:36:47,020 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:36:47,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:36:47,020 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:36:47,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:36:47,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,031 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,032 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:36:47,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:36:47,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:36:47,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:36:47,080 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (1/1) ... [2022-03-01 16:36:47,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:36:47,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:36:47,128 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) [2022-03-01 16:36:47,165 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 [2022-03-01 16:36:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-03-01 16:36:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:36:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-03-01 16:36:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:36:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:36:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:36:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-03-01 16:36:47,182 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:36:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:36:47,183 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:36:47,417 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:36:47,418 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:36:47,682 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:36:47,733 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:36:47,734 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:36:47,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:36:47 BoogieIcfgContainer [2022-03-01 16:36:47,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:36:47,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:36:47,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:36:47,739 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:36:47,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:36:46" (1/3) ... [2022-03-01 16:36:47,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e9350e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:36:47, skipping insertion in model container [2022-03-01 16:36:47,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:36:46" (2/3) ... [2022-03-01 16:36:47,740 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66e9350e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:36:47, skipping insertion in model container [2022-03-01 16:36:47,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:36:47" (3/3) ... [2022-03-01 16:36:47,741 INFO L111 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2022-03-01 16:36:47,744 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:36:47,744 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:36:47,744 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-01 16:36:47,744 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:36:47,777 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,777 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,777 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,777 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,777 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,778 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,779 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,780 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,780 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,780 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,780 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,780 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,781 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,782 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,783 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,784 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,785 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,786 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,787 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,788 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,789 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,789 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,789 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,790 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,792 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,792 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,792 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,795 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,796 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,796 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,796 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,796 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,797 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,797 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,797 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,798 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,799 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,800 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,801 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,802 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,802 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,802 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,802 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,802 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,803 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,803 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,804 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,805 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,806 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,807 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,808 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,808 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,812 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,812 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,812 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,813 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,814 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,814 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,815 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,816 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,818 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,818 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,818 WARN L322 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,819 WARN L322 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:36:47,821 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-01 16:36:47,852 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:36:47,861 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 [2022-03-01 16:36:47,861 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-01 16:36:47,873 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-03-01 16:36:48,486 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:48,613 INFO L276 IsEmpty]: Start isEmpty. Operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:48,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-03-01 16:36:48,623 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:48,624 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:48,624 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)] === [2022-03-01 16:36:48,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:48,630 INFO L85 PathProgramCache]: Analyzing trace with hash -413904667, now seen corresponding path program 1 times [2022-03-01 16:36:48,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:48,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100351827] [2022-03-01 16:36:48,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:48,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:49,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:49,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:49,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100351827] [2022-03-01 16:36:49,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100351827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:49,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:49,017 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:49,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319239372] [2022-03-01 16:36:49,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:49,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:49,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:49,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:49,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:49,080 INFO L87 Difference]: Start difference. First operand has 26173 states, 25984 states have (on average 2.8923183497536944) internal successors, (75154), 26172 states have internal predecessors, (75154), 0 states have call successors, (0), 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) [2022-03-01 16:36:49,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:49,369 INFO L93 Difference]: Finished difference Result 16665 states and 46903 transitions. [2022-03-01 16:36:49,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:49,371 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 [2022-03-01 16:36:49,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:49,475 INFO L225 Difference]: With dead ends: 16665 [2022-03-01 16:36:49,475 INFO L226 Difference]: Without dead ends: 13525 [2022-03-01 16:36:49,477 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 [2022-03-01 16:36:49,479 INFO L933 BasicCegarLoop]: 207 mSDtfsCounter, 1 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:49,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 495 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:36:49,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13525 states. [2022-03-01 16:36:49,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13525 to 13525. [2022-03-01 16:36:49,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13525 states, 13511 states have (on average 2.808008289541855) internal successors, (37939), 13524 states have internal predecessors, (37939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:49,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13525 states to 13525 states and 37939 transitions. [2022-03-01 16:36:49,865 INFO L78 Accepts]: Start accepts. Automaton has 13525 states and 37939 transitions. Word has length 43 [2022-03-01 16:36:49,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:49,866 INFO L470 AbstractCegarLoop]: Abstraction has 13525 states and 37939 transitions. [2022-03-01 16:36:49,866 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) [2022-03-01 16:36:49,866 INFO L276 IsEmpty]: Start isEmpty. Operand 13525 states and 37939 transitions. [2022-03-01 16:36:49,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-03-01 16:36:49,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:49,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:49,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:36:49,867 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)] === [2022-03-01 16:36:49,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:49,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1022033083, now seen corresponding path program 1 times [2022-03-01 16:36:49,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:49,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672669716] [2022-03-01 16:36:49,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:49,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:49,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:49,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:49,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672669716] [2022-03-01 16:36:49,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672669716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:49,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:49,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:49,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853790287] [2022-03-01 16:36:49,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:49,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:49,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:49,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:49,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:49,974 INFO L87 Difference]: Start difference. First operand 13525 states and 37939 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) [2022-03-01 16:36:50,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:50,268 INFO L93 Difference]: Finished difference Result 13524 states and 37938 transitions. [2022-03-01 16:36:50,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:50,268 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 [2022-03-01 16:36:50,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:50,308 INFO L225 Difference]: With dead ends: 13524 [2022-03-01 16:36:50,308 INFO L226 Difference]: Without dead ends: 13524 [2022-03-01 16:36:50,309 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 [2022-03-01 16:36:50,310 INFO L933 BasicCegarLoop]: 188 mSDtfsCounter, 2 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 244 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:50,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 569 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 244 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:36:50,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13524 states. [2022-03-01 16:36:50,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13524 to 13524. [2022-03-01 16:36:50,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13524 states, 13511 states have (on average 2.807934275775294) internal successors, (37938), 13523 states have internal predecessors, (37938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:50,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13524 states to 13524 states and 37938 transitions. [2022-03-01 16:36:50,700 INFO L78 Accepts]: Start accepts. Automaton has 13524 states and 37938 transitions. Word has length 51 [2022-03-01 16:36:50,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:50,700 INFO L470 AbstractCegarLoop]: Abstraction has 13524 states and 37938 transitions. [2022-03-01 16:36:50,700 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) [2022-03-01 16:36:50,700 INFO L276 IsEmpty]: Start isEmpty. Operand 13524 states and 37938 transitions. [2022-03-01 16:36:50,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-03-01 16:36:50,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:50,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:50,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:36:50,703 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)] === [2022-03-01 16:36:50,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:50,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1828756419, now seen corresponding path program 1 times [2022-03-01 16:36:50,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:50,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734543504] [2022-03-01 16:36:50,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:50,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:50,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:50,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:50,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734543504] [2022-03-01 16:36:50,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734543504] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:50,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:50,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:50,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44498129] [2022-03-01 16:36:50,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:50,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:50,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:50,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:50,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:50,812 INFO L87 Difference]: Start difference. First operand 13524 states and 37938 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) [2022-03-01 16:36:51,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:51,287 INFO L93 Difference]: Finished difference Result 14119 states and 39585 transitions. [2022-03-01 16:36:51,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:51,287 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 [2022-03-01 16:36:51,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:51,322 INFO L225 Difference]: With dead ends: 14119 [2022-03-01 16:36:51,322 INFO L226 Difference]: Without dead ends: 14119 [2022-03-01 16:36:51,322 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 [2022-03-01 16:36:51,323 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, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:51,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:36:51,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14119 states. [2022-03-01 16:36:51,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14119 to 13987. [2022-03-01 16:36:51,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13987 states, 13975 states have (on average 2.8062254025044724) internal successors, (39217), 13986 states have internal predecessors, (39217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:51,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13987 states to 13987 states and 39217 transitions. [2022-03-01 16:36:51,704 INFO L78 Accepts]: Start accepts. Automaton has 13987 states and 39217 transitions. Word has length 72 [2022-03-01 16:36:51,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:51,705 INFO L470 AbstractCegarLoop]: Abstraction has 13987 states and 39217 transitions. [2022-03-01 16:36:51,705 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) [2022-03-01 16:36:51,705 INFO L276 IsEmpty]: Start isEmpty. Operand 13987 states and 39217 transitions. [2022-03-01 16:36:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-03-01 16:36:51,710 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:51,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:51,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:36:51,710 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)] === [2022-03-01 16:36:51,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:51,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1585514794, now seen corresponding path program 1 times [2022-03-01 16:36:51,711 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:51,711 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011484057] [2022-03-01 16:36:51,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:51,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:51,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:51,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:51,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011484057] [2022-03-01 16:36:51,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011484057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:51,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:51,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:51,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072661270] [2022-03-01 16:36:51,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:51,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:36:51,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:51,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:36:51,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:36:51,836 INFO L87 Difference]: Start difference. First operand 13987 states and 39217 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:52,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:52,013 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-03-01 16:36:52,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:52,014 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2022-03-01 16:36:52,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:52,073 INFO L225 Difference]: With dead ends: 14015 [2022-03-01 16:36:52,073 INFO L226 Difference]: Without dead ends: 14015 [2022-03-01 16:36:52,074 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 [2022-03-01 16:36:52,074 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, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:52,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:36:52,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-03-01 16:36:52,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-03-01 16:36:52,402 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) [2022-03-01 16:36:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-03-01 16:36:52,435 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 74 [2022-03-01 16:36:52,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:52,436 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-03-01 16:36:52,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:52,436 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-03-01 16:36:52,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-03-01 16:36:52,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:52,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:52,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:36:52,439 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)] === [2022-03-01 16:36:52,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:52,441 INFO L85 PathProgramCache]: Analyzing trace with hash 523906389, now seen corresponding path program 1 times [2022-03-01 16:36:52,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:52,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819533128] [2022-03-01 16:36:52,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:52,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:52,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:52,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819533128] [2022-03-01 16:36:52,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819533128] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:52,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:52,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:52,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551889162] [2022-03-01 16:36:52,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:52,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:52,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:52,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:52,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:52,704 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) [2022-03-01 16:36:52,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:52,984 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-03-01 16:36:52,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:52,985 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 [2022-03-01 16:36:52,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:53,017 INFO L225 Difference]: With dead ends: 14570 [2022-03-01 16:36:53,017 INFO L226 Difference]: Without dead ends: 14570 [2022-03-01 16:36:53,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:53,018 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 [2022-03-01 16:36:53,019 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] [2022-03-01 16:36:53,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-03-01 16:36:53,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-03-01 16:36:53,347 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) [2022-03-01 16:36:53,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-03-01 16:36:53,376 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-03-01 16:36:53,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:53,376 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-03-01 16:36:53,376 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) [2022-03-01 16:36:53,377 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-03-01 16:36:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-03-01 16:36:53,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:53,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:53,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 16:36:53,381 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)] === [2022-03-01 16:36:53,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:53,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1879858362, now seen corresponding path program 1 times [2022-03-01 16:36:53,382 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:53,382 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036168061] [2022-03-01 16:36:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:53,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:53,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036168061] [2022-03-01 16:36:53,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036168061] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:53,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:53,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:53,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983656974] [2022-03-01 16:36:53,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:53,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:53,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:53,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:53,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:53,512 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) [2022-03-01 16:36:53,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:53,844 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-03-01 16:36:53,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:53,845 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 [2022-03-01 16:36:53,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:53,876 INFO L225 Difference]: With dead ends: 16753 [2022-03-01 16:36:53,876 INFO L226 Difference]: Without dead ends: 16753 [2022-03-01 16:36:53,876 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 [2022-03-01 16:36:53,877 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 112 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:53,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [112 Valid, 575 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:36:53,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-03-01 16:36:54,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-03-01 16:36:54,263 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) [2022-03-01 16:36:54,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-03-01 16:36:54,294 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-03-01 16:36:54,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:54,294 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-03-01 16:36:54,294 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) [2022-03-01 16:36:54,294 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-03-01 16:36:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-01 16:36:54,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:54,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:54,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 16:36:54,300 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)] === [2022-03-01 16:36:54,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:54,301 INFO L85 PathProgramCache]: Analyzing trace with hash 148556689, now seen corresponding path program 1 times [2022-03-01 16:36:54,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:54,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175710925] [2022-03-01 16:36:54,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:54,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:54,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:54,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:54,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175710925] [2022-03-01 16:36:54,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175710925] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:54,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:54,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:54,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881837864] [2022-03-01 16:36:54,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:54,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:36:54,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:54,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:36:54,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:36:54,528 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) [2022-03-01 16:36:54,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:54,838 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-03-01 16:36:54,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:54,838 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 [2022-03-01 16:36:54,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:54,866 INFO L225 Difference]: With dead ends: 15688 [2022-03-01 16:36:54,867 INFO L226 Difference]: Without dead ends: 15688 [2022-03-01 16:36:54,867 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 [2022-03-01 16:36:54,867 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 194 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 248 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:54,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 609 Invalid, 299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 248 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:36:54,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-03-01 16:36:55,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-03-01 16:36:55,176 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) [2022-03-01 16:36:55,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-03-01 16:36:55,207 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-03-01 16:36:55,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:55,208 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-03-01 16:36:55,208 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) [2022-03-01 16:36:55,208 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-03-01 16:36:55,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-01 16:36:55,219 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:55,219 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] [2022-03-01 16:36:55,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:36:55,219 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)] === [2022-03-01 16:36:55,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:55,220 INFO L85 PathProgramCache]: Analyzing trace with hash 885995675, now seen corresponding path program 1 times [2022-03-01 16:36:55,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:55,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571975598] [2022-03-01 16:36:55,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:55,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:55,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:55,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571975598] [2022-03-01 16:36:55,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571975598] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:55,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:55,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:36:55,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291195984] [2022-03-01 16:36:55,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:55,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-01 16:36:55,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:55,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-01 16:36:55,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-03-01 16:36:55,287 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:55,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:55,408 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-03-01 16:36:55,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:36:55,409 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-03-01 16:36:55,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:55,420 INFO L225 Difference]: With dead ends: 5974 [2022-03-01 16:36:55,420 INFO L226 Difference]: Without dead ends: 5974 [2022-03-01 16:36:55,420 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 [2022-03-01 16:36:55,421 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 300 mSDsluCounter, 618 mSDsCounter, 0 mSdLazyCounter, 114 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 300 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:55,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [300 Valid, 842 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 114 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:36:55,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-03-01 16:36:55,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-03-01 16:36:55,500 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) [2022-03-01 16:36:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-03-01 16:36:55,511 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 96 [2022-03-01 16:36:55,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:55,511 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-03-01 16:36:55,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 5 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-03-01 16:36:55,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:36:55,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:55,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:55,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:36:55,519 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)] === [2022-03-01 16:36:55,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:55,520 INFO L85 PathProgramCache]: Analyzing trace with hash -693641118, now seen corresponding path program 1 times [2022-03-01 16:36:55,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:55,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944519963] [2022-03-01 16:36:55,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:55,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:55,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:56,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:56,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:56,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944519963] [2022-03-01 16:36:56,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944519963] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:56,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:56,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:56,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733374504] [2022-03-01 16:36:56,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:56,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:56,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:56,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:56,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:56,023 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) [2022-03-01 16:36:57,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:36:57,764 INFO L93 Difference]: Finished difference Result 6487 states and 17321 transitions. [2022-03-01 16:36:57,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:36:57,764 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 [2022-03-01 16:36:57,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:36:57,774 INFO L225 Difference]: With dead ends: 6487 [2022-03-01 16:36:57,775 INFO L226 Difference]: Without dead ends: 6487 [2022-03-01 16:36:57,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=672, Invalid=1398, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 16:36:57,777 INFO L933 BasicCegarLoop]: 492 mSDtfsCounter, 1651 mSDsluCounter, 2177 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1651 SdHoareTripleChecker+Valid, 2633 SdHoareTripleChecker+Invalid, 1758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:36:57,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1651 Valid, 2633 Invalid, 1758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:36:57,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6487 states. [2022-03-01 16:36:57,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6487 to 5920. [2022-03-01 16:36:57,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5920 states, 5916 states have (on average 2.737322515212982) internal successors, (16194), 5919 states have internal predecessors, (16194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:36:57,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5920 states to 5920 states and 16194 transitions. [2022-03-01 16:36:57,986 INFO L78 Accepts]: Start accepts. Automaton has 5920 states and 16194 transitions. Word has length 98 [2022-03-01 16:36:57,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:36:57,991 INFO L470 AbstractCegarLoop]: Abstraction has 5920 states and 16194 transitions. [2022-03-01 16:36:57,992 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) [2022-03-01 16:36:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 5920 states and 16194 transitions. [2022-03-01 16:36:57,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:36:57,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:36:57,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:36:58,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:36:58,000 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)] === [2022-03-01 16:36:58,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:36:58,000 INFO L85 PathProgramCache]: Analyzing trace with hash -832169268, now seen corresponding path program 2 times [2022-03-01 16:36:58,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:36:58,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634164618] [2022-03-01 16:36:58,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:36:58,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:36:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:36:58,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:36:58,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:36:58,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634164618] [2022-03-01 16:36:58,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634164618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:36:58,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:36:58,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:36:58,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879035864] [2022-03-01 16:36:58,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:36:58,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:36:58,762 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:36:58,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:36:58,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:36:58,763 INFO L87 Difference]: Start difference. First operand 5920 states and 16194 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) [2022-03-01 16:37:00,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:00,360 INFO L93 Difference]: Finished difference Result 6775 states and 18169 transitions. [2022-03-01 16:37:00,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:00,360 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 [2022-03-01 16:37:00,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:00,372 INFO L225 Difference]: With dead ends: 6775 [2022-03-01 16:37:00,372 INFO L226 Difference]: Without dead ends: 6775 [2022-03-01 16:37:00,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:00,375 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1668 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 1570 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1668 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 1679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:00,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1668 Valid, 2259 Invalid, 1679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1570 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:00,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2022-03-01 16:37:00,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 6004. [2022-03-01 16:37:00,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6004 states, 6000 states have (on average 2.74) internal successors, (16440), 6003 states have internal predecessors, (16440), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6004 states to 6004 states and 16440 transitions. [2022-03-01 16:37:00,473 INFO L78 Accepts]: Start accepts. Automaton has 6004 states and 16440 transitions. Word has length 98 [2022-03-01 16:37:00,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:00,473 INFO L470 AbstractCegarLoop]: Abstraction has 6004 states and 16440 transitions. [2022-03-01 16:37:00,473 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) [2022-03-01 16:37:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 6004 states and 16440 transitions. [2022-03-01 16:37:00,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:00,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:00,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:00,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:37:00,481 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)] === [2022-03-01 16:37:00,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:00,481 INFO L85 PathProgramCache]: Analyzing trace with hash -835571208, now seen corresponding path program 3 times [2022-03-01 16:37:00,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:00,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202867609] [2022-03-01 16:37:00,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:00,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:01,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:01,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:01,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202867609] [2022-03-01 16:37:01,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202867609] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:01,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:01,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:01,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697057740] [2022-03-01 16:37:01,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:01,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:01,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:01,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:01,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:01,146 INFO L87 Difference]: Start difference. First operand 6004 states and 16440 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) [2022-03-01 16:37:02,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:02,649 INFO L93 Difference]: Finished difference Result 6719 states and 18005 transitions. [2022-03-01 16:37:02,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:02,649 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 [2022-03-01 16:37:02,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:02,659 INFO L225 Difference]: With dead ends: 6719 [2022-03-01 16:37:02,659 INFO L226 Difference]: Without dead ends: 6719 [2022-03-01 16:37:02,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=335, Invalid=787, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:02,669 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1606 mSDsluCounter, 1652 mSDsCounter, 0 mSdLazyCounter, 1313 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 1975 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:02,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 1975 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1313 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:02,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6719 states. [2022-03-01 16:37:02,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6719 to 6046. [2022-03-01 16:37:02,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6046 states, 6042 states have (on average 2.7413108242303874) internal successors, (16563), 6045 states have internal predecessors, (16563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:02,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6046 states to 6046 states and 16563 transitions. [2022-03-01 16:37:02,828 INFO L78 Accepts]: Start accepts. Automaton has 6046 states and 16563 transitions. Word has length 98 [2022-03-01 16:37:02,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:02,828 INFO L470 AbstractCegarLoop]: Abstraction has 6046 states and 16563 transitions. [2022-03-01 16:37:02,828 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) [2022-03-01 16:37:02,828 INFO L276 IsEmpty]: Start isEmpty. Operand 6046 states and 16563 transitions. [2022-03-01 16:37:02,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:02,836 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:02,836 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:02,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:37:02,837 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)] === [2022-03-01 16:37:02,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:02,837 INFO L85 PathProgramCache]: Analyzing trace with hash -835595388, now seen corresponding path program 4 times [2022-03-01 16:37:02,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:02,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063283870] [2022-03-01 16:37:02,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:03,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:03,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063283870] [2022-03-01 16:37:03,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063283870] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:03,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:03,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:03,657 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704998580] [2022-03-01 16:37:03,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:03,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:03,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:03,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:03,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:03,658 INFO L87 Difference]: Start difference. First operand 6046 states and 16563 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) [2022-03-01 16:37:05,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:05,053 INFO L93 Difference]: Finished difference Result 6607 states and 17705 transitions. [2022-03-01 16:37:05,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:05,053 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 [2022-03-01 16:37:05,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:05,063 INFO L225 Difference]: With dead ends: 6607 [2022-03-01 16:37:05,063 INFO L226 Difference]: Without dead ends: 6607 [2022-03-01 16:37:05,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:05,064 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1555 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1217 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 1870 SdHoareTripleChecker+Invalid, 1387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:05,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1555 Valid, 1870 Invalid, 1387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1217 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:05,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6607 states. [2022-03-01 16:37:05,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6607 to 6088. [2022-03-01 16:37:05,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6088 states, 6084 states have (on average 2.742603550295858) internal successors, (16686), 6087 states have internal predecessors, (16686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:05,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6088 states to 6088 states and 16686 transitions. [2022-03-01 16:37:05,160 INFO L78 Accepts]: Start accepts. Automaton has 6088 states and 16686 transitions. Word has length 98 [2022-03-01 16:37:05,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:05,161 INFO L470 AbstractCegarLoop]: Abstraction has 6088 states and 16686 transitions. [2022-03-01 16:37:05,161 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) [2022-03-01 16:37:05,161 INFO L276 IsEmpty]: Start isEmpty. Operand 6088 states and 16686 transitions. [2022-03-01 16:37:05,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:05,168 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:05,168 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] [2022-03-01 16:37:05,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:37:05,168 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)] === [2022-03-01 16:37:05,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:05,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1836012366, now seen corresponding path program 5 times [2022-03-01 16:37:05,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:05,169 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885481903] [2022-03-01 16:37:05,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:05,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:05,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:05,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:05,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885481903] [2022-03-01 16:37:05,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885481903] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:05,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:05,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:05,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890874675] [2022-03-01 16:37:05,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:05,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:05,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:05,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:05,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:05,640 INFO L87 Difference]: Start difference. First operand 6088 states and 16686 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) [2022-03-01 16:37:06,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:06,874 INFO L93 Difference]: Finished difference Result 6959 states and 18651 transitions. [2022-03-01 16:37:06,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:06,874 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 [2022-03-01 16:37:06,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:06,884 INFO L225 Difference]: With dead ends: 6959 [2022-03-01 16:37:06,885 INFO L226 Difference]: Without dead ends: 6959 [2022-03-01 16:37:06,885 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=318, Invalid=738, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:06,885 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1483 mSDsluCounter, 1290 mSDsCounter, 0 mSdLazyCounter, 1077 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1483 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:06,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1483 Valid, 1616 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1077 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:06,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6959 states. [2022-03-01 16:37:06,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6959 to 6144. [2022-03-01 16:37:06,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6144 states, 6140 states have (on average 2.744299674267101) internal successors, (16850), 6143 states have internal predecessors, (16850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:06,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6144 states to 6144 states and 16850 transitions. [2022-03-01 16:37:06,986 INFO L78 Accepts]: Start accepts. Automaton has 6144 states and 16850 transitions. Word has length 98 [2022-03-01 16:37:06,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:06,986 INFO L470 AbstractCegarLoop]: Abstraction has 6144 states and 16850 transitions. [2022-03-01 16:37:06,986 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) [2022-03-01 16:37:06,986 INFO L276 IsEmpty]: Start isEmpty. Operand 6144 states and 16850 transitions. [2022-03-01 16:37:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:06,993 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:06,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:06,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:37:06,993 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)] === [2022-03-01 16:37:06,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:06,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1849431070, now seen corresponding path program 6 times [2022-03-01 16:37:06,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:06,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453385186] [2022-03-01 16:37:06,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:06,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:07,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:07,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:07,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453385186] [2022-03-01 16:37:07,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [453385186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:07,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:07,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:07,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534761884] [2022-03-01 16:37:07,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:07,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:07,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:07,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:07,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:07,692 INFO L87 Difference]: Start difference. First operand 6144 states and 16850 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) [2022-03-01 16:37:09,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:09,355 INFO L93 Difference]: Finished difference Result 7099 states and 19061 transitions. [2022-03-01 16:37:09,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:09,356 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 [2022-03-01 16:37:09,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:09,364 INFO L225 Difference]: With dead ends: 7099 [2022-03-01 16:37:09,364 INFO L226 Difference]: Without dead ends: 7099 [2022-03-01 16:37:09,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:09,365 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1619 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 1447 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1619 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:09,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1619 Valid, 2066 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1447 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:09,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7099 states. [2022-03-01 16:37:09,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7099 to 6144. [2022-03-01 16:37:09,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6144 states, 6140 states have (on average 2.744299674267101) internal successors, (16850), 6143 states have internal predecessors, (16850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6144 states to 6144 states and 16850 transitions. [2022-03-01 16:37:09,458 INFO L78 Accepts]: Start accepts. Automaton has 6144 states and 16850 transitions. Word has length 98 [2022-03-01 16:37:09,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:09,458 INFO L470 AbstractCegarLoop]: Abstraction has 6144 states and 16850 transitions. [2022-03-01 16:37:09,458 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) [2022-03-01 16:37:09,458 INFO L276 IsEmpty]: Start isEmpty. Operand 6144 states and 16850 transitions. [2022-03-01 16:37:09,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:09,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:09,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:09,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:37:09,465 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)] === [2022-03-01 16:37:09,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:09,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1572984838, now seen corresponding path program 7 times [2022-03-01 16:37:09,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:09,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566735157] [2022-03-01 16:37:09,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:09,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:10,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:10,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:10,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566735157] [2022-03-01 16:37:10,105 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566735157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:10,105 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:10,105 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:10,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304753546] [2022-03-01 16:37:10,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:10,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:10,106 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:10,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:10,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:10,106 INFO L87 Difference]: Start difference. First operand 6144 states and 16850 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) [2022-03-01 16:37:11,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:11,727 INFO L93 Difference]: Finished difference Result 7239 states and 19471 transitions. [2022-03-01 16:37:11,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:11,727 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 [2022-03-01 16:37:11,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:11,739 INFO L225 Difference]: With dead ends: 7239 [2022-03-01 16:37:11,739 INFO L226 Difference]: Without dead ends: 7239 [2022-03-01 16:37:11,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:11,742 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 1412 mSDsluCounter, 1873 mSDsCounter, 0 mSdLazyCounter, 1543 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:11,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 2193 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1543 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:11,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7239 states. [2022-03-01 16:37:11,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7239 to 6144. [2022-03-01 16:37:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6144 states, 6140 states have (on average 2.744299674267101) internal successors, (16850), 6143 states have internal predecessors, (16850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:11,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6144 states to 6144 states and 16850 transitions. [2022-03-01 16:37:11,870 INFO L78 Accepts]: Start accepts. Automaton has 6144 states and 16850 transitions. Word has length 98 [2022-03-01 16:37:11,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:11,870 INFO L470 AbstractCegarLoop]: Abstraction has 6144 states and 16850 transitions. [2022-03-01 16:37:11,870 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) [2022-03-01 16:37:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 6144 states and 16850 transitions. [2022-03-01 16:37:11,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:11,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:11,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:11,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:37:11,877 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)] === [2022-03-01 16:37:11,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:11,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1875270712, now seen corresponding path program 8 times [2022-03-01 16:37:11,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:11,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139884116] [2022-03-01 16:37:11,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:11,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:12,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:12,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:12,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139884116] [2022-03-01 16:37:12,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139884116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:12,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:12,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:12,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711579867] [2022-03-01 16:37:12,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:12,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:12,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:12,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:12,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:12,636 INFO L87 Difference]: Start difference. First operand 6144 states and 16850 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) [2022-03-01 16:37:14,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:14,235 INFO L93 Difference]: Finished difference Result 7295 states and 19635 transitions. [2022-03-01 16:37:14,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:14,235 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 [2022-03-01 16:37:14,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:14,256 INFO L225 Difference]: With dead ends: 7295 [2022-03-01 16:37:14,256 INFO L226 Difference]: Without dead ends: 7295 [2022-03-01 16:37:14,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:14,264 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1399 mSDsluCounter, 1819 mSDsCounter, 0 mSdLazyCounter, 1531 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 2135 SdHoareTripleChecker+Invalid, 1653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:14,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 2135 Invalid, 1653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1531 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:14,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7295 states. [2022-03-01 16:37:14,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7295 to 6144. [2022-03-01 16:37:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6144 states, 6140 states have (on average 2.744299674267101) internal successors, (16850), 6143 states have internal predecessors, (16850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:14,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6144 states to 6144 states and 16850 transitions. [2022-03-01 16:37:14,383 INFO L78 Accepts]: Start accepts. Automaton has 6144 states and 16850 transitions. Word has length 98 [2022-03-01 16:37:14,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:14,383 INFO L470 AbstractCegarLoop]: Abstraction has 6144 states and 16850 transitions. [2022-03-01 16:37:14,383 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) [2022-03-01 16:37:14,383 INFO L276 IsEmpty]: Start isEmpty. Operand 6144 states and 16850 transitions. [2022-03-01 16:37:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:14,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:14,390 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] [2022-03-01 16:37:14,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:37:14,390 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)] === [2022-03-01 16:37:14,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:14,399 INFO L85 PathProgramCache]: Analyzing trace with hash -799667770, now seen corresponding path program 9 times [2022-03-01 16:37:14,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:14,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644287617] [2022-03-01 16:37:14,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:14,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:14,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:14,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:14,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644287617] [2022-03-01 16:37:14,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644287617] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:14,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:14,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:14,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388960309] [2022-03-01 16:37:14,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:14,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:14,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:14,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:14,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:14,812 INFO L87 Difference]: Start difference. First operand 6144 states and 16850 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) [2022-03-01 16:37:15,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:15,885 INFO L93 Difference]: Finished difference Result 7155 states and 19211 transitions. [2022-03-01 16:37:15,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:37:15,886 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 [2022-03-01 16:37:15,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:15,896 INFO L225 Difference]: With dead ends: 7155 [2022-03-01 16:37:15,896 INFO L226 Difference]: Without dead ends: 7155 [2022-03-01 16:37:15,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:37:15,897 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1515 mSDsluCounter, 1034 mSDsCounter, 0 mSdLazyCounter, 962 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 1107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 962 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:15,897 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1515 Valid, 1337 Invalid, 1107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 962 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:37:15,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7155 states. [2022-03-01 16:37:15,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7155 to 6256. [2022-03-01 16:37:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6256 states, 6252 states have (on average 2.7476007677543186) internal successors, (17178), 6255 states have internal predecessors, (17178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:15,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 6256 states and 17178 transitions. [2022-03-01 16:37:15,986 INFO L78 Accepts]: Start accepts. Automaton has 6256 states and 17178 transitions. Word has length 98 [2022-03-01 16:37:15,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:15,987 INFO L470 AbstractCegarLoop]: Abstraction has 6256 states and 17178 transitions. [2022-03-01 16:37:15,987 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) [2022-03-01 16:37:15,987 INFO L276 IsEmpty]: Start isEmpty. Operand 6256 states and 17178 transitions. [2022-03-01 16:37:15,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:15,993 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:15,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:15,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:37:15,993 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)] === [2022-03-01 16:37:15,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:15,993 INFO L85 PathProgramCache]: Analyzing trace with hash 56828176, now seen corresponding path program 10 times [2022-03-01 16:37:15,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:15,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638924366] [2022-03-01 16:37:15,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:15,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:16,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:16,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:16,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:16,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638924366] [2022-03-01 16:37:16,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638924366] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:16,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:16,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:16,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665995014] [2022-03-01 16:37:16,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:16,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:16,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:16,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:16,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:16,397 INFO L87 Difference]: Start difference. First operand 6256 states and 17178 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) [2022-03-01 16:37:17,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:17,873 INFO L93 Difference]: Finished difference Result 7379 states and 19825 transitions. [2022-03-01 16:37:17,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:17,873 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 [2022-03-01 16:37:17,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:17,885 INFO L225 Difference]: With dead ends: 7379 [2022-03-01 16:37:17,885 INFO L226 Difference]: Without dead ends: 7379 [2022-03-01 16:37:17,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:17,887 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1391 mSDsluCounter, 1654 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 1967 SdHoareTripleChecker+Invalid, 1565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:17,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 1967 Invalid, 1565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:17,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-01 16:37:17,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 6270. [2022-03-01 16:37:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7480051069262688) internal successors, (17219), 6269 states have internal predecessors, (17219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:17,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17219 transitions. [2022-03-01 16:37:17,991 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17219 transitions. Word has length 98 [2022-03-01 16:37:17,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:17,995 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17219 transitions. [2022-03-01 16:37:17,995 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) [2022-03-01 16:37:17,995 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17219 transitions. [2022-03-01 16:37:18,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:18,001 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:18,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:18,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:37:18,002 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)] === [2022-03-01 16:37:18,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:18,002 INFO L85 PathProgramCache]: Analyzing trace with hash 666352036, now seen corresponding path program 11 times [2022-03-01 16:37:18,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:18,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635514636] [2022-03-01 16:37:18,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:18,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:18,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:18,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:18,597 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:18,597 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635514636] [2022-03-01 16:37:18,597 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635514636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:18,597 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:18,597 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:18,597 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328320274] [2022-03-01 16:37:18,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:18,597 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:18,597 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:18,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:18,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:18,598 INFO L87 Difference]: Start difference. First operand 6270 states and 17219 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) [2022-03-01 16:37:20,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:20,095 INFO L93 Difference]: Finished difference Result 7309 states and 19662 transitions. [2022-03-01 16:37:20,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:20,095 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 [2022-03-01 16:37:20,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:20,106 INFO L225 Difference]: With dead ends: 7309 [2022-03-01 16:37:20,106 INFO L226 Difference]: Without dead ends: 7309 [2022-03-01 16:37:20,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:20,107 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1294 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 1340 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:20,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1897 Invalid, 1485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1340 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:20,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7309 states. [2022-03-01 16:37:20,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7309 to 6256. [2022-03-01 16:37:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6256 states, 6252 states have (on average 2.7476007677543186) internal successors, (17178), 6255 states have internal predecessors, (17178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:20,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 6256 states and 17178 transitions. [2022-03-01 16:37:20,199 INFO L78 Accepts]: Start accepts. Automaton has 6256 states and 17178 transitions. Word has length 98 [2022-03-01 16:37:20,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:20,199 INFO L470 AbstractCegarLoop]: Abstraction has 6256 states and 17178 transitions. [2022-03-01 16:37:20,199 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) [2022-03-01 16:37:20,199 INFO L276 IsEmpty]: Start isEmpty. Operand 6256 states and 17178 transitions. [2022-03-01 16:37:20,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:20,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:20,205 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] [2022-03-01 16:37:20,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:37:20,206 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)] === [2022-03-01 16:37:20,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:20,206 INFO L85 PathProgramCache]: Analyzing trace with hash -2077767730, now seen corresponding path program 12 times [2022-03-01 16:37:20,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:20,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095599237] [2022-03-01 16:37:20,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:20,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:20,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:20,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:20,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095599237] [2022-03-01 16:37:20,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095599237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:20,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:20,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:20,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69355161] [2022-03-01 16:37:20,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:20,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:20,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:20,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:20,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:20,587 INFO L87 Difference]: Start difference. First operand 6256 states and 17178 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) [2022-03-01 16:37:21,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:21,938 INFO L93 Difference]: Finished difference Result 7463 states and 20071 transitions. [2022-03-01 16:37:21,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:21,938 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 [2022-03-01 16:37:21,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:21,950 INFO L225 Difference]: With dead ends: 7463 [2022-03-01 16:37:21,950 INFO L226 Difference]: Without dead ends: 7463 [2022-03-01 16:37:21,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:21,951 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1386 mSDsluCounter, 1488 mSDsCounter, 0 mSdLazyCounter, 1336 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1386 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:21,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1386 Valid, 1803 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1336 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:37:21,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7463 states. [2022-03-01 16:37:22,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7463 to 6284. [2022-03-01 16:37:22,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6284 states, 6280 states have (on average 2.748407643312102) internal successors, (17260), 6283 states have internal predecessors, (17260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:22,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 6284 states and 17260 transitions. [2022-03-01 16:37:22,050 INFO L78 Accepts]: Start accepts. Automaton has 6284 states and 17260 transitions. Word has length 98 [2022-03-01 16:37:22,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:22,050 INFO L470 AbstractCegarLoop]: Abstraction has 6284 states and 17260 transitions. [2022-03-01 16:37:22,050 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) [2022-03-01 16:37:22,050 INFO L276 IsEmpty]: Start isEmpty. Operand 6284 states and 17260 transitions. [2022-03-01 16:37:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:22,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:22,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:22,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:37:22,056 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)] === [2022-03-01 16:37:22,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:22,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1468243870, now seen corresponding path program 13 times [2022-03-01 16:37:22,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:22,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317519314] [2022-03-01 16:37:22,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:22,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:22,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:22,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317519314] [2022-03-01 16:37:22,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317519314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:22,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:22,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:22,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346014441] [2022-03-01 16:37:22,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:22,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:22,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:22,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:22,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:22,615 INFO L87 Difference]: Start difference. First operand 6284 states and 17260 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) [2022-03-01 16:37:24,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:24,215 INFO L93 Difference]: Finished difference Result 7603 states and 20481 transitions. [2022-03-01 16:37:24,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:24,215 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 [2022-03-01 16:37:24,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:24,226 INFO L225 Difference]: With dead ends: 7603 [2022-03-01 16:37:24,227 INFO L226 Difference]: Without dead ends: 7603 [2022-03-01 16:37:24,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:24,227 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1363 mSDsluCounter, 1656 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1977 SdHoareTripleChecker+Invalid, 1621 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:24,227 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1363 Valid, 1977 Invalid, 1621 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:24,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7603 states. [2022-03-01 16:37:24,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7603 to 6270. [2022-03-01 16:37:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7480051069262688) internal successors, (17219), 6269 states have internal predecessors, (17219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:24,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17219 transitions. [2022-03-01 16:37:24,376 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17219 transitions. Word has length 98 [2022-03-01 16:37:24,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:24,376 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17219 transitions. [2022-03-01 16:37:24,376 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) [2022-03-01 16:37:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17219 transitions. [2022-03-01 16:37:24,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:24,381 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:24,381 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] [2022-03-01 16:37:24,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:37:24,382 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)] === [2022-03-01 16:37:24,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:24,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1954172038, now seen corresponding path program 14 times [2022-03-01 16:37:24,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:24,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105176458] [2022-03-01 16:37:24,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:24,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:24,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:24,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:24,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105176458] [2022-03-01 16:37:24,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105176458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:24,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:24,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:24,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935885963] [2022-03-01 16:37:24,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:24,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:24,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:24,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:24,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:24,967 INFO L87 Difference]: Start difference. First operand 6270 states and 17219 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) [2022-03-01 16:37:26,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:26,556 INFO L93 Difference]: Finished difference Result 7463 states and 20113 transitions. [2022-03-01 16:37:26,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:26,556 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 [2022-03-01 16:37:26,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:26,567 INFO L225 Difference]: With dead ends: 7463 [2022-03-01 16:37:26,567 INFO L226 Difference]: Without dead ends: 7463 [2022-03-01 16:37:26,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:26,569 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1274 mSDsluCounter, 1940 mSDsCounter, 0 mSdLazyCounter, 1678 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 2255 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1678 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:26,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 2255 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1678 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:37:26,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7463 states. [2022-03-01 16:37:26,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7463 to 6256. [2022-03-01 16:37:26,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6256 states, 6252 states have (on average 2.7476007677543186) internal successors, (17178), 6255 states have internal predecessors, (17178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:26,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 6256 states and 17178 transitions. [2022-03-01 16:37:26,685 INFO L78 Accepts]: Start accepts. Automaton has 6256 states and 17178 transitions. Word has length 98 [2022-03-01 16:37:26,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:26,685 INFO L470 AbstractCegarLoop]: Abstraction has 6256 states and 17178 transitions. [2022-03-01 16:37:26,685 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) [2022-03-01 16:37:26,685 INFO L276 IsEmpty]: Start isEmpty. Operand 6256 states and 17178 transitions. [2022-03-01 16:37:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:26,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:26,690 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] [2022-03-01 16:37:26,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:37:26,690 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)] === [2022-03-01 16:37:26,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:26,691 INFO L85 PathProgramCache]: Analyzing trace with hash -2041542726, now seen corresponding path program 15 times [2022-03-01 16:37:26,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:26,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689500653] [2022-03-01 16:37:26,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:26,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:27,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:27,045 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:27,045 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689500653] [2022-03-01 16:37:27,045 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689500653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:27,045 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:27,045 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:27,045 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154862824] [2022-03-01 16:37:27,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:27,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:27,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:27,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:27,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:27,047 INFO L87 Difference]: Start difference. First operand 6256 states and 17178 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) [2022-03-01 16:37:28,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:28,350 INFO L93 Difference]: Finished difference Result 7351 states and 19743 transitions. [2022-03-01 16:37:28,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:28,351 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 [2022-03-01 16:37:28,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:28,361 INFO L225 Difference]: With dead ends: 7351 [2022-03-01 16:37:28,361 INFO L226 Difference]: Without dead ends: 7351 [2022-03-01 16:37:28,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:28,362 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1187 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1187 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:28,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1187 Valid, 2225 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:28,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7351 states. [2022-03-01 16:37:28,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7351 to 6298. [2022-03-01 16:37:28,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6298 states, 6294 states have (on average 2.7488083889418493) internal successors, (17301), 6297 states have internal predecessors, (17301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:28,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6298 states to 6298 states and 17301 transitions. [2022-03-01 16:37:28,447 INFO L78 Accepts]: Start accepts. Automaton has 6298 states and 17301 transitions. Word has length 98 [2022-03-01 16:37:28,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:28,447 INFO L470 AbstractCegarLoop]: Abstraction has 6298 states and 17301 transitions. [2022-03-01 16:37:28,447 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) [2022-03-01 16:37:28,447 INFO L276 IsEmpty]: Start isEmpty. Operand 6298 states and 17301 transitions. [2022-03-01 16:37:28,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:28,452 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:28,452 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:28,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:37:28,452 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)] === [2022-03-01 16:37:28,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:28,452 INFO L85 PathProgramCache]: Analyzing trace with hash -1432018866, now seen corresponding path program 16 times [2022-03-01 16:37:28,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:28,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300714775] [2022-03-01 16:37:28,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:28,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:28,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:29,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:29,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:29,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300714775] [2022-03-01 16:37:29,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300714775] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:29,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:29,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:29,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948485352] [2022-03-01 16:37:29,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:29,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:29,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:29,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:29,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:29,059 INFO L87 Difference]: Start difference. First operand 6298 states and 17301 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) [2022-03-01 16:37:30,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:30,747 INFO L93 Difference]: Finished difference Result 7491 states and 20153 transitions. [2022-03-01 16:37:30,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:30,747 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 [2022-03-01 16:37:30,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:30,757 INFO L225 Difference]: With dead ends: 7491 [2022-03-01 16:37:30,757 INFO L226 Difference]: Without dead ends: 7491 [2022-03-01 16:37:30,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:30,758 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1310 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1651 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 2223 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:30,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 2223 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1651 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:30,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7491 states. [2022-03-01 16:37:30,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7491 to 6284. [2022-03-01 16:37:30,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6284 states, 6280 states have (on average 2.748407643312102) internal successors, (17260), 6283 states have internal predecessors, (17260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 6284 states and 17260 transitions. [2022-03-01 16:37:30,849 INFO L78 Accepts]: Start accepts. Automaton has 6284 states and 17260 transitions. Word has length 98 [2022-03-01 16:37:30,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:30,849 INFO L470 AbstractCegarLoop]: Abstraction has 6284 states and 17260 transitions. [2022-03-01 16:37:30,849 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) [2022-03-01 16:37:30,850 INFO L276 IsEmpty]: Start isEmpty. Operand 6284 states and 17260 transitions. [2022-03-01 16:37:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:30,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:30,854 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:30,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:37:30,855 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)] === [2022-03-01 16:37:30,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:30,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1990397042, now seen corresponding path program 17 times [2022-03-01 16:37:30,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:30,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641243242] [2022-03-01 16:37:30,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:30,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:31,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:31,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:31,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641243242] [2022-03-01 16:37:31,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641243242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:31,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:31,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:31,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956164804] [2022-03-01 16:37:31,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:31,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:31,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:31,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:31,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:31,397 INFO L87 Difference]: Start difference. First operand 6284 states and 17260 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) [2022-03-01 16:37:33,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:33,107 INFO L93 Difference]: Finished difference Result 7631 states and 20563 transitions. [2022-03-01 16:37:33,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:33,108 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 [2022-03-01 16:37:33,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:33,118 INFO L225 Difference]: With dead ends: 7631 [2022-03-01 16:37:33,118 INFO L226 Difference]: Without dead ends: 7631 [2022-03-01 16:37:33,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:33,119 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1233 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2424 SdHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:33,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2424 Invalid, 1948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:33,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states. [2022-03-01 16:37:33,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7631 to 6270. [2022-03-01 16:37:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7480051069262688) internal successors, (17219), 6269 states have internal predecessors, (17219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:33,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17219 transitions. [2022-03-01 16:37:33,210 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17219 transitions. Word has length 98 [2022-03-01 16:37:33,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:33,210 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17219 transitions. [2022-03-01 16:37:33,210 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) [2022-03-01 16:37:33,210 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17219 transitions. [2022-03-01 16:37:33,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:33,215 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:33,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:33,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:37:33,215 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)] === [2022-03-01 16:37:33,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:33,215 INFO L85 PathProgramCache]: Analyzing trace with hash -2002284380, now seen corresponding path program 18 times [2022-03-01 16:37:33,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:33,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044203079] [2022-03-01 16:37:33,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:33,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:33,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:33,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:33,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:33,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044203079] [2022-03-01 16:37:33,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044203079] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:33,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:33,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:33,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179410344] [2022-03-01 16:37:33,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:33,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:33,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:33,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:33,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:33,821 INFO L87 Difference]: Start difference. First operand 6270 states and 17219 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) [2022-03-01 16:37:35,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:35,279 INFO L93 Difference]: Finished difference Result 7477 states and 20154 transitions. [2022-03-01 16:37:35,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:35,279 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 [2022-03-01 16:37:35,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:35,290 INFO L225 Difference]: With dead ends: 7477 [2022-03-01 16:37:35,290 INFO L226 Difference]: Without dead ends: 7477 [2022-03-01 16:37:35,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:35,292 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1304 mSDsluCounter, 1431 mSDsCounter, 0 mSdLazyCounter, 1287 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1304 SdHoareTripleChecker+Valid, 1745 SdHoareTripleChecker+Invalid, 1409 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:35,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1304 Valid, 1745 Invalid, 1409 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1287 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:35,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7477 states. [2022-03-01 16:37:35,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7477 to 6256. [2022-03-01 16:37:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6256 states, 6252 states have (on average 2.7476007677543186) internal successors, (17178), 6255 states have internal predecessors, (17178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:35,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6256 states to 6256 states and 17178 transitions. [2022-03-01 16:37:35,383 INFO L78 Accepts]: Start accepts. Automaton has 6256 states and 17178 transitions. Word has length 98 [2022-03-01 16:37:35,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:35,384 INFO L470 AbstractCegarLoop]: Abstraction has 6256 states and 17178 transitions. [2022-03-01 16:37:35,384 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) [2022-03-01 16:37:35,384 INFO L276 IsEmpty]: Start isEmpty. Operand 6256 states and 17178 transitions. [2022-03-01 16:37:35,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:35,389 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:35,389 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] [2022-03-01 16:37:35,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:37:35,389 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)] === [2022-03-01 16:37:35,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:35,389 INFO L85 PathProgramCache]: Analyzing trace with hash -939267960, now seen corresponding path program 19 times [2022-03-01 16:37:35,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:35,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287289475] [2022-03-01 16:37:35,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:35,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:35,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:35,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:35,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:35,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287289475] [2022-03-01 16:37:35,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287289475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:35,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:35,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:35,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100300727] [2022-03-01 16:37:35,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:35,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:35,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:35,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:35,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:35,836 INFO L87 Difference]: Start difference. First operand 6256 states and 17178 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) [2022-03-01 16:37:36,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:36,961 INFO L93 Difference]: Finished difference Result 7827 states and 21095 transitions. [2022-03-01 16:37:36,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:37:36,962 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 [2022-03-01 16:37:36,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:36,973 INFO L225 Difference]: With dead ends: 7827 [2022-03-01 16:37:36,973 INFO L226 Difference]: Without dead ends: 7827 [2022-03-01 16:37:36,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:37:36,975 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1244 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1244 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 1320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:36,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1244 Valid, 1665 Invalid, 1320 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:36,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7827 states. [2022-03-01 16:37:37,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7827 to 6340. [2022-03-01 16:37:37,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6340 states, 6336 states have (on average 2.75) internal successors, (17424), 6339 states have internal predecessors, (17424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:37,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 17424 transitions. [2022-03-01 16:37:37,077 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 17424 transitions. Word has length 98 [2022-03-01 16:37:37,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:37,078 INFO L470 AbstractCegarLoop]: Abstraction has 6340 states and 17424 transitions. [2022-03-01 16:37:37,078 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) [2022-03-01 16:37:37,078 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 17424 transitions. [2022-03-01 16:37:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:37,083 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:37,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:37,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:37:37,087 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)] === [2022-03-01 16:37:37,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:37,087 INFO L85 PathProgramCache]: Analyzing trace with hash -82772014, now seen corresponding path program 20 times [2022-03-01 16:37:37,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:37,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367939086] [2022-03-01 16:37:37,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:37,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:37,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:37,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:37,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:37,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367939086] [2022-03-01 16:37:37,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367939086] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:37,571 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:37,571 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:37,571 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383747020] [2022-03-01 16:37:37,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:37,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:37,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:37,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:37,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:37,572 INFO L87 Difference]: Start difference. First operand 6340 states and 17424 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) [2022-03-01 16:37:39,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:39,334 INFO L93 Difference]: Finished difference Result 8051 states and 21709 transitions. [2022-03-01 16:37:39,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:39,335 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 [2022-03-01 16:37:39,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:39,344 INFO L225 Difference]: With dead ends: 8051 [2022-03-01 16:37:39,344 INFO L226 Difference]: Without dead ends: 8051 [2022-03-01 16:37:39,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:39,346 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1127 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 1806 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1127 SdHoareTripleChecker+Valid, 2491 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:39,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1127 Valid, 2491 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1806 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:37:39,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-03-01 16:37:39,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 6354. [2022-03-01 16:37:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7503937007874018) internal successors, (17465), 6353 states have internal predecessors, (17465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:39,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17465 transitions. [2022-03-01 16:37:39,435 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17465 transitions. Word has length 98 [2022-03-01 16:37:39,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:39,435 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17465 transitions. [2022-03-01 16:37:39,435 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) [2022-03-01 16:37:39,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17465 transitions. [2022-03-01 16:37:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:39,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:39,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:39,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:37:39,441 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)] === [2022-03-01 16:37:39,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:39,455 INFO L85 PathProgramCache]: Analyzing trace with hash 526751846, now seen corresponding path program 21 times [2022-03-01 16:37:39,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:39,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687128535] [2022-03-01 16:37:39,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:39,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:39,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:39,951 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:39,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687128535] [2022-03-01 16:37:39,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687128535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:39,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:39,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:39,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322979927] [2022-03-01 16:37:39,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:39,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:39,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:39,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:39,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:39,952 INFO L87 Difference]: Start difference. First operand 6354 states and 17465 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) [2022-03-01 16:37:41,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:41,505 INFO L93 Difference]: Finished difference Result 7981 states and 21546 transitions. [2022-03-01 16:37:41,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:41,505 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 [2022-03-01 16:37:41,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:41,517 INFO L225 Difference]: With dead ends: 7981 [2022-03-01 16:37:41,517 INFO L226 Difference]: Without dead ends: 7981 [2022-03-01 16:37:41,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:41,518 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1177 mSDsluCounter, 1599 mSDsCounter, 0 mSdLazyCounter, 1400 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1177 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 1552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:41,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1177 Valid, 1906 Invalid, 1552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1400 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:41,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7981 states. [2022-03-01 16:37:41,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7981 to 6312. [2022-03-01 16:37:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7492073557387444) internal successors, (17342), 6311 states have internal predecessors, (17342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:41,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17342 transitions. [2022-03-01 16:37:41,613 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17342 transitions. Word has length 98 [2022-03-01 16:37:41,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:41,613 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17342 transitions. [2022-03-01 16:37:41,613 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) [2022-03-01 16:37:41,613 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17342 transitions. [2022-03-01 16:37:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:41,618 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:41,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:41,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:37:41,618 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)] === [2022-03-01 16:37:41,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:41,619 INFO L85 PathProgramCache]: Analyzing trace with hash 2077599376, now seen corresponding path program 22 times [2022-03-01 16:37:41,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:41,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248498607] [2022-03-01 16:37:41,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:41,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:41,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:41,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:41,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248498607] [2022-03-01 16:37:41,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248498607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:41,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:41,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:41,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81576154] [2022-03-01 16:37:41,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:41,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:41,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:41,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:41,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:41,999 INFO L87 Difference]: Start difference. First operand 6312 states and 17342 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) [2022-03-01 16:37:43,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:43,590 INFO L93 Difference]: Finished difference Result 7911 states and 21355 transitions. [2022-03-01 16:37:43,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:43,591 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 [2022-03-01 16:37:43,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:43,600 INFO L225 Difference]: With dead ends: 7911 [2022-03-01 16:37:43,600 INFO L226 Difference]: Without dead ends: 7911 [2022-03-01 16:37:43,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:43,601 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1225 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 2260 SdHoareTripleChecker+Invalid, 1807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:43,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1225 Valid, 2260 Invalid, 1807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:43,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7911 states. [2022-03-01 16:37:43,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7911 to 6340. [2022-03-01 16:37:43,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6340 states, 6336 states have (on average 2.75) internal successors, (17424), 6339 states have internal predecessors, (17424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:43,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 17424 transitions. [2022-03-01 16:37:43,690 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 17424 transitions. Word has length 98 [2022-03-01 16:37:43,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:43,691 INFO L470 AbstractCegarLoop]: Abstraction has 6340 states and 17424 transitions. [2022-03-01 16:37:43,691 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) [2022-03-01 16:37:43,691 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 17424 transitions. [2022-03-01 16:37:43,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:43,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:43,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:43,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:37:43,696 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)] === [2022-03-01 16:37:43,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:43,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1607844060, now seen corresponding path program 23 times [2022-03-01 16:37:43,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:43,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29460634] [2022-03-01 16:37:43,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:43,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:44,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:44,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:44,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29460634] [2022-03-01 16:37:44,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [29460634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:44,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:44,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:44,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139675770] [2022-03-01 16:37:44,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:44,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:44,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:44,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:44,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:44,164 INFO L87 Difference]: Start difference. First operand 6340 states and 17424 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) [2022-03-01 16:37:45,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:45,925 INFO L93 Difference]: Finished difference Result 8051 states and 21765 transitions. [2022-03-01 16:37:45,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:45,926 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 [2022-03-01 16:37:45,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:45,938 INFO L225 Difference]: With dead ends: 8051 [2022-03-01 16:37:45,938 INFO L226 Difference]: Without dead ends: 8051 [2022-03-01 16:37:45,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:45,939 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1152 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1786 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 2294 SdHoareTripleChecker+Invalid, 1902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1786 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:45,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 2294 Invalid, 1902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1786 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:37:45,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8051 states. [2022-03-01 16:37:46,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8051 to 6326. [2022-03-01 16:37:46,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6326 states, 6322 states have (on average 2.749604555520405) internal successors, (17383), 6325 states have internal predecessors, (17383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6326 states to 6326 states and 17383 transitions. [2022-03-01 16:37:46,042 INFO L78 Accepts]: Start accepts. Automaton has 6326 states and 17383 transitions. Word has length 98 [2022-03-01 16:37:46,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:46,042 INFO L470 AbstractCegarLoop]: Abstraction has 6326 states and 17383 transitions. [2022-03-01 16:37:46,043 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) [2022-03-01 16:37:46,043 INFO L276 IsEmpty]: Start isEmpty. Operand 6326 states and 17383 transitions. [2022-03-01 16:37:46,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:46,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:46,048 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] [2022-03-01 16:37:46,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:37:46,049 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)] === [2022-03-01 16:37:46,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:46,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1814571848, now seen corresponding path program 24 times [2022-03-01 16:37:46,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:46,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960017424] [2022-03-01 16:37:46,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:46,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:46,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:46,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:46,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960017424] [2022-03-01 16:37:46,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960017424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:46,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:46,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:46,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1020945161] [2022-03-01 16:37:46,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:46,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:46,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:46,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:46,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:46,608 INFO L87 Difference]: Start difference. First operand 6326 states and 17383 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) [2022-03-01 16:37:48,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:48,136 INFO L93 Difference]: Finished difference Result 7995 states and 21643 transitions. [2022-03-01 16:37:48,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:48,137 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 [2022-03-01 16:37:48,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:48,148 INFO L225 Difference]: With dead ends: 7995 [2022-03-01 16:37:48,148 INFO L226 Difference]: Without dead ends: 7995 [2022-03-01 16:37:48,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:48,150 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1403 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1403 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:48,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1403 Valid, 1683 Invalid, 1445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1282 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:48,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7995 states. [2022-03-01 16:37:48,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7995 to 6284. [2022-03-01 16:37:48,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6284 states, 6280 states have (on average 2.748407643312102) internal successors, (17260), 6283 states have internal predecessors, (17260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6284 states to 6284 states and 17260 transitions. [2022-03-01 16:37:48,247 INFO L78 Accepts]: Start accepts. Automaton has 6284 states and 17260 transitions. Word has length 98 [2022-03-01 16:37:48,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:48,247 INFO L470 AbstractCegarLoop]: Abstraction has 6284 states and 17260 transitions. [2022-03-01 16:37:48,247 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) [2022-03-01 16:37:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 6284 states and 17260 transitions. [2022-03-01 16:37:48,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:48,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:48,252 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] [2022-03-01 16:37:48,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:37:48,252 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)] === [2022-03-01 16:37:48,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:48,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1936868808, now seen corresponding path program 25 times [2022-03-01 16:37:48,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:48,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625199193] [2022-03-01 16:37:48,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:48,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:48,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:48,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:48,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625199193] [2022-03-01 16:37:48,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625199193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:48,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:48,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:48,699 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007073991] [2022-03-01 16:37:48,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:48,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:48,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:48,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:48,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:48,700 INFO L87 Difference]: Start difference. First operand 6284 states and 17260 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) [2022-03-01 16:37:50,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:50,057 INFO L93 Difference]: Finished difference Result 7379 states and 19839 transitions. [2022-03-01 16:37:50,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:37:50,057 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 [2022-03-01 16:37:50,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:50,068 INFO L225 Difference]: With dead ends: 7379 [2022-03-01 16:37:50,068 INFO L226 Difference]: Without dead ends: 7379 [2022-03-01 16:37:50,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:37:50,069 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1064 mSDsluCounter, 1640 mSDsCounter, 0 mSdLazyCounter, 1359 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1064 SdHoareTripleChecker+Valid, 1921 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:50,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1064 Valid, 1921 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1359 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:50,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-01 16:37:50,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 6312. [2022-03-01 16:37:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7492073557387444) internal successors, (17342), 6311 states have internal predecessors, (17342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17342 transitions. [2022-03-01 16:37:50,155 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17342 transitions. Word has length 98 [2022-03-01 16:37:50,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:50,155 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17342 transitions. [2022-03-01 16:37:50,155 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) [2022-03-01 16:37:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17342 transitions. [2022-03-01 16:37:50,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:50,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:50,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:50,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:37:50,160 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)] === [2022-03-01 16:37:50,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:50,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1093652914, now seen corresponding path program 26 times [2022-03-01 16:37:50,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:50,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917360605] [2022-03-01 16:37:50,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:50,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:50,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:50,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:50,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917360605] [2022-03-01 16:37:50,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917360605] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:50,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:50,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:50,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244845563] [2022-03-01 16:37:50,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:50,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:50,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:50,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:50,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:50,655 INFO L87 Difference]: Start difference. First operand 6312 states and 17342 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) [2022-03-01 16:37:52,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:52,096 INFO L93 Difference]: Finished difference Result 7687 states and 20685 transitions. [2022-03-01 16:37:52,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:37:52,097 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 [2022-03-01 16:37:52,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:52,109 INFO L225 Difference]: With dead ends: 7687 [2022-03-01 16:37:52,109 INFO L226 Difference]: Without dead ends: 7687 [2022-03-01 16:37:52,109 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:37:52,110 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1138 mSDsluCounter, 1589 mSDsCounter, 0 mSdLazyCounter, 1372 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 1883 SdHoareTripleChecker+Invalid, 1515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:52,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 1883 Invalid, 1515 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1372 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:52,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7687 states. [2022-03-01 16:37:52,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7687 to 6340. [2022-03-01 16:37:52,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6340 states, 6336 states have (on average 2.75) internal successors, (17424), 6339 states have internal predecessors, (17424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 17424 transitions. [2022-03-01 16:37:52,201 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 17424 transitions. Word has length 98 [2022-03-01 16:37:52,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:52,201 INFO L470 AbstractCegarLoop]: Abstraction has 6340 states and 17424 transitions. [2022-03-01 16:37:52,201 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) [2022-03-01 16:37:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 17424 transitions. [2022-03-01 16:37:52,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:52,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:52,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:52,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:37:52,206 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)] === [2022-03-01 16:37:52,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:52,206 INFO L85 PathProgramCache]: Analyzing trace with hash -310893072, now seen corresponding path program 27 times [2022-03-01 16:37:52,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:52,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885434626] [2022-03-01 16:37:52,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:52,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:52,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:52,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:52,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:52,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885434626] [2022-03-01 16:37:52,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885434626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:52,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:52,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:52,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376486440] [2022-03-01 16:37:52,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:52,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:52,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:52,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:52,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:52,686 INFO L87 Difference]: Start difference. First operand 6340 states and 17424 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) [2022-03-01 16:37:54,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:54,145 INFO L93 Difference]: Finished difference Result 7631 states and 20535 transitions. [2022-03-01 16:37:54,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:54,145 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 [2022-03-01 16:37:54,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:54,155 INFO L225 Difference]: With dead ends: 7631 [2022-03-01 16:37:54,155 INFO L226 Difference]: Without dead ends: 7631 [2022-03-01 16:37:54,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:54,156 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1641 mSDsluCounter, 1432 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1641 SdHoareTripleChecker+Valid, 1737 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:54,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1641 Valid, 1737 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:37:54,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7631 states. [2022-03-01 16:37:54,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7631 to 6354. [2022-03-01 16:37:54,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7503937007874018) internal successors, (17465), 6353 states have internal predecessors, (17465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17465 transitions. [2022-03-01 16:37:54,232 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17465 transitions. Word has length 98 [2022-03-01 16:37:54,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:54,233 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17465 transitions. [2022-03-01 16:37:54,233 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) [2022-03-01 16:37:54,233 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17465 transitions. [2022-03-01 16:37:54,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:54,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:54,237 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:54,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:37:54,237 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)] === [2022-03-01 16:37:54,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:54,237 INFO L85 PathProgramCache]: Analyzing trace with hash 298630788, now seen corresponding path program 28 times [2022-03-01 16:37:54,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:54,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798093424] [2022-03-01 16:37:54,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:54,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:54,706 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:54,706 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798093424] [2022-03-01 16:37:54,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798093424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:54,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:54,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:54,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769695224] [2022-03-01 16:37:54,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:54,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:54,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:54,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:54,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:54,707 INFO L87 Difference]: Start difference. First operand 6354 states and 17465 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) [2022-03-01 16:37:56,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:56,369 INFO L93 Difference]: Finished difference Result 7561 states and 20372 transitions. [2022-03-01 16:37:56,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:37:56,370 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 [2022-03-01 16:37:56,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:56,382 INFO L225 Difference]: With dead ends: 7561 [2022-03-01 16:37:56,383 INFO L226 Difference]: Without dead ends: 7561 [2022-03-01 16:37:56,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:37:56,383 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1132 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1565 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2164 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:56,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 2164 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1565 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:37:56,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7561 states. [2022-03-01 16:37:56,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7561 to 6312. [2022-03-01 16:37:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7492073557387444) internal successors, (17342), 6311 states have internal predecessors, (17342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:56,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17342 transitions. [2022-03-01 16:37:56,475 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17342 transitions. Word has length 98 [2022-03-01 16:37:56,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:56,475 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17342 transitions. [2022-03-01 16:37:56,475 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) [2022-03-01 16:37:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17342 transitions. [2022-03-01 16:37:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:56,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:56,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:37:56,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:37:56,480 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)] === [2022-03-01 16:37:56,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:56,480 INFO L85 PathProgramCache]: Analyzing trace with hash -1580869072, now seen corresponding path program 29 times [2022-03-01 16:37:56,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:56,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053437620] [2022-03-01 16:37:56,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:56,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:56,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:56,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053437620] [2022-03-01 16:37:56,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053437620] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:56,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:56,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:56,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049087773] [2022-03-01 16:37:56,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:56,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:56,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:56,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:56,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:56,866 INFO L87 Difference]: Start difference. First operand 6312 states and 17342 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) [2022-03-01 16:37:57,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:57,972 INFO L93 Difference]: Finished difference Result 7659 states and 20603 transitions. [2022-03-01 16:37:57,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:37:57,972 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 [2022-03-01 16:37:57,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:57,983 INFO L225 Difference]: With dead ends: 7659 [2022-03-01 16:37:57,983 INFO L226 Difference]: Without dead ends: 7659 [2022-03-01 16:37:57,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=301, Invalid=691, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:37:57,984 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1066 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 1100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:57,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 1387 Invalid, 1100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:37:57,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7659 states. [2022-03-01 16:37:58,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7659 to 6396. [2022-03-01 16:37:58,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.751564455569462) internal successors, (17588), 6395 states have internal predecessors, (17588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:58,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17588 transitions. [2022-03-01 16:37:58,072 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17588 transitions. Word has length 98 [2022-03-01 16:37:58,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:58,073 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17588 transitions. [2022-03-01 16:37:58,073 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) [2022-03-01 16:37:58,073 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17588 transitions. [2022-03-01 16:37:58,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:58,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:58,078 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] [2022-03-01 16:37:58,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:37:58,078 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)] === [2022-03-01 16:37:58,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:58,078 INFO L85 PathProgramCache]: Analyzing trace with hash -724373126, now seen corresponding path program 30 times [2022-03-01 16:37:58,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:58,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059788233] [2022-03-01 16:37:58,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:58,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:37:58,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:37:58,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:37:58,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059788233] [2022-03-01 16:37:58,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059788233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:37:58,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:37:58,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:37:58,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112296567] [2022-03-01 16:37:58,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:37:58,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:37:58,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:37:58,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:37:58,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:37:58,440 INFO L87 Difference]: Start difference. First operand 6396 states and 17588 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) [2022-03-01 16:37:59,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:37:59,608 INFO L93 Difference]: Finished difference Result 7883 states and 21217 transitions. [2022-03-01 16:37:59,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:37:59,609 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 [2022-03-01 16:37:59,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:37:59,620 INFO L225 Difference]: With dead ends: 7883 [2022-03-01 16:37:59,621 INFO L226 Difference]: Without dead ends: 7883 [2022-03-01 16:37:59,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:37:59,621 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1255 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:37:59,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1255 Valid, 1832 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1384 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:37:59,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7883 states. [2022-03-01 16:37:59,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7883 to 6410. [2022-03-01 16:37:59,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.7519512956603185) internal successors, (17629), 6409 states have internal predecessors, (17629), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:37:59,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17629 transitions. [2022-03-01 16:37:59,715 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17629 transitions. Word has length 98 [2022-03-01 16:37:59,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:37:59,715 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17629 transitions. [2022-03-01 16:37:59,715 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) [2022-03-01 16:37:59,715 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17629 transitions. [2022-03-01 16:37:59,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:37:59,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:37:59,720 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] [2022-03-01 16:37:59,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:37:59,720 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)] === [2022-03-01 16:37:59,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:37:59,720 INFO L85 PathProgramCache]: Analyzing trace with hash -114849266, now seen corresponding path program 31 times [2022-03-01 16:37:59,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:37:59,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334459054] [2022-03-01 16:37:59,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:37:59,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:37:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:00,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:00,163 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:00,163 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334459054] [2022-03-01 16:38:00,163 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334459054] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:00,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:00,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:00,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497781992] [2022-03-01 16:38:00,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:00,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:00,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:00,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:00,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:00,164 INFO L87 Difference]: Start difference. First operand 6410 states and 17629 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) [2022-03-01 16:38:01,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:01,977 INFO L93 Difference]: Finished difference Result 7813 states and 21054 transitions. [2022-03-01 16:38:01,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:01,977 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 [2022-03-01 16:38:01,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:01,988 INFO L225 Difference]: With dead ends: 7813 [2022-03-01 16:38:01,989 INFO L226 Difference]: Without dead ends: 7813 [2022-03-01 16:38:01,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:01,992 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1113 mSDsluCounter, 2387 mSDsCounter, 0 mSdLazyCounter, 2060 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 2688 SdHoareTripleChecker+Invalid, 2176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 2060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:01,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1113 Valid, 2688 Invalid, 2176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 2060 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:38:02,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7813 states. [2022-03-01 16:38:02,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7813 to 6368. [2022-03-01 16:38:02,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7507856693903205) internal successors, (17506), 6367 states have internal predecessors, (17506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17506 transitions. [2022-03-01 16:38:02,085 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17506 transitions. Word has length 98 [2022-03-01 16:38:02,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:02,085 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17506 transitions. [2022-03-01 16:38:02,085 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) [2022-03-01 16:38:02,085 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17506 transitions. [2022-03-01 16:38:02,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:02,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:02,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:02,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:38:02,090 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)] === [2022-03-01 16:38:02,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:02,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1435998264, now seen corresponding path program 32 times [2022-03-01 16:38:02,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:02,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181469439] [2022-03-01 16:38:02,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:02,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:02,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:02,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:02,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:02,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181469439] [2022-03-01 16:38:02,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181469439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:02,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:02,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:02,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254410683] [2022-03-01 16:38:02,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:02,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:02,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:02,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:02,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:02,491 INFO L87 Difference]: Start difference. First operand 6368 states and 17506 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) [2022-03-01 16:38:03,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:03,900 INFO L93 Difference]: Finished difference Result 7967 states and 21463 transitions. [2022-03-01 16:38:03,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:03,900 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 [2022-03-01 16:38:03,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:03,924 INFO L225 Difference]: With dead ends: 7967 [2022-03-01 16:38:03,924 INFO L226 Difference]: Without dead ends: 7967 [2022-03-01 16:38:03,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:03,925 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1113 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1325 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 1754 SdHoareTripleChecker+Invalid, 1449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:03,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1113 Valid, 1754 Invalid, 1449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1325 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:03,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-03-01 16:38:04,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 6396. [2022-03-01 16:38:04,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.751564455569462) internal successors, (17588), 6395 states have internal predecessors, (17588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:04,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17588 transitions. [2022-03-01 16:38:04,056 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17588 transitions. Word has length 98 [2022-03-01 16:38:04,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:04,056 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17588 transitions. [2022-03-01 16:38:04,057 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) [2022-03-01 16:38:04,057 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17588 transitions. [2022-03-01 16:38:04,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:04,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:04,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:04,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:38:04,061 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)] === [2022-03-01 16:38:04,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:04,061 INFO L85 PathProgramCache]: Analyzing trace with hash 2045522124, now seen corresponding path program 33 times [2022-03-01 16:38:04,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:04,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328447702] [2022-03-01 16:38:04,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:04,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:04,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:04,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:04,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:04,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328447702] [2022-03-01 16:38:04,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328447702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:04,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:04,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:04,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123271302] [2022-03-01 16:38:04,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:04,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:04,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:04,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:04,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:04,482 INFO L87 Difference]: Start difference. First operand 6396 states and 17588 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) [2022-03-01 16:38:06,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:06,110 INFO L93 Difference]: Finished difference Result 8107 states and 21873 transitions. [2022-03-01 16:38:06,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:06,110 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 [2022-03-01 16:38:06,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:06,121 INFO L225 Difference]: With dead ends: 8107 [2022-03-01 16:38:06,121 INFO L226 Difference]: Without dead ends: 8107 [2022-03-01 16:38:06,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:06,121 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1189 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:06,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 2002 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:06,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8107 states. [2022-03-01 16:38:06,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8107 to 6382. [2022-03-01 16:38:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.751175917215428) internal successors, (17547), 6381 states have internal predecessors, (17547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:06,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17547 transitions. [2022-03-01 16:38:06,197 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17547 transitions. Word has length 98 [2022-03-01 16:38:06,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:06,197 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17547 transitions. [2022-03-01 16:38:06,197 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) [2022-03-01 16:38:06,197 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17547 transitions. [2022-03-01 16:38:06,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:06,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:06,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:06,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:38:06,202 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)] === [2022-03-01 16:38:06,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:06,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1172970736, now seen corresponding path program 34 times [2022-03-01 16:38:06,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:06,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551980312] [2022-03-01 16:38:06,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:06,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:06,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:06,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:06,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551980312] [2022-03-01 16:38:06,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551980312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:06,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:06,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:06,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216855302] [2022-03-01 16:38:06,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:06,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:06,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:06,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:06,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:06,751 INFO L87 Difference]: Start difference. First operand 6382 states and 17547 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) [2022-03-01 16:38:08,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:08,579 INFO L93 Difference]: Finished difference Result 7967 states and 21505 transitions. [2022-03-01 16:38:08,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:08,579 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 [2022-03-01 16:38:08,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:08,589 INFO L225 Difference]: With dead ends: 7967 [2022-03-01 16:38:08,589 INFO L226 Difference]: Without dead ends: 7967 [2022-03-01 16:38:08,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:08,590 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1180 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1180 SdHoareTripleChecker+Valid, 2296 SdHoareTripleChecker+Invalid, 1922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:08,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1180 Valid, 2296 Invalid, 1922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:08,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-03-01 16:38:08,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 6340. [2022-03-01 16:38:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6340 states, 6336 states have (on average 2.75) internal successors, (17424), 6339 states have internal predecessors, (17424), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:08,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 17424 transitions. [2022-03-01 16:38:08,679 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 17424 transitions. Word has length 98 [2022-03-01 16:38:08,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:08,679 INFO L470 AbstractCegarLoop]: Abstraction has 6340 states and 17424 transitions. [2022-03-01 16:38:08,679 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) [2022-03-01 16:38:08,679 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 17424 transitions. [2022-03-01 16:38:08,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:08,684 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:08,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:08,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:38:08,684 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)] === [2022-03-01 16:38:08,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:08,685 INFO L85 PathProgramCache]: Analyzing trace with hash 984257434, now seen corresponding path program 35 times [2022-03-01 16:38:08,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:08,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387448986] [2022-03-01 16:38:08,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:08,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:09,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:09,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:09,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387448986] [2022-03-01 16:38:09,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387448986] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:09,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:09,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:09,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867008060] [2022-03-01 16:38:09,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:09,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:09,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:09,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:09,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:09,072 INFO L87 Difference]: Start difference. First operand 6340 states and 17424 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) [2022-03-01 16:38:10,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:10,410 INFO L93 Difference]: Finished difference Result 7547 states and 20289 transitions. [2022-03-01 16:38:10,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:10,410 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 [2022-03-01 16:38:10,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:10,422 INFO L225 Difference]: With dead ends: 7547 [2022-03-01 16:38:10,422 INFO L226 Difference]: Without dead ends: 7547 [2022-03-01 16:38:10,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:10,429 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1513 mSDsluCounter, 1351 mSDsCounter, 0 mSdLazyCounter, 1289 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1513 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:10,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1513 Valid, 1651 Invalid, 1423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1289 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:10,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7547 states. [2022-03-01 16:38:10,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7547 to 6382. [2022-03-01 16:38:10,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.751175917215428) internal successors, (17547), 6381 states have internal predecessors, (17547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:10,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17547 transitions. [2022-03-01 16:38:10,519 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17547 transitions. Word has length 98 [2022-03-01 16:38:10,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:10,520 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17547 transitions. [2022-03-01 16:38:10,520 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) [2022-03-01 16:38:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17547 transitions. [2022-03-01 16:38:10,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:10,525 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:10,526 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:10,526 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:38:10,527 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)] === [2022-03-01 16:38:10,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:10,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1593781294, now seen corresponding path program 36 times [2022-03-01 16:38:10,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:10,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931747984] [2022-03-01 16:38:10,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:10,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:10,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:10,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:10,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:10,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931747984] [2022-03-01 16:38:10,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931747984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:10,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:10,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:10,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393529759] [2022-03-01 16:38:10,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:10,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:10,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:10,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:10,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:10,984 INFO L87 Difference]: Start difference. First operand 6382 states and 17547 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) [2022-03-01 16:38:12,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:12,346 INFO L93 Difference]: Finished difference Result 7687 states and 20699 transitions. [2022-03-01 16:38:12,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:12,347 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 [2022-03-01 16:38:12,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:12,358 INFO L225 Difference]: With dead ends: 7687 [2022-03-01 16:38:12,358 INFO L226 Difference]: Without dead ends: 7687 [2022-03-01 16:38:12,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:12,359 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1183 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 1701 SdHoareTripleChecker+Invalid, 1412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:12,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 1701 Invalid, 1412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:12,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7687 states. [2022-03-01 16:38:12,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7687 to 6368. [2022-03-01 16:38:12,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7507856693903205) internal successors, (17506), 6367 states have internal predecessors, (17506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17506 transitions. [2022-03-01 16:38:12,452 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17506 transitions. Word has length 98 [2022-03-01 16:38:12,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:12,453 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17506 transitions. [2022-03-01 16:38:12,453 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) [2022-03-01 16:38:12,453 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17506 transitions. [2022-03-01 16:38:12,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:12,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:12,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:12,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:38:12,458 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)] === [2022-03-01 16:38:12,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:12,458 INFO L85 PathProgramCache]: Analyzing trace with hash 721229906, now seen corresponding path program 37 times [2022-03-01 16:38:12,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:12,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988318706] [2022-03-01 16:38:12,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:12,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:12,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:12,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988318706] [2022-03-01 16:38:12,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988318706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:12,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:12,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:12,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555933557] [2022-03-01 16:38:12,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:12,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:12,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:12,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:12,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:12,954 INFO L87 Difference]: Start difference. First operand 6368 states and 17506 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) [2022-03-01 16:38:14,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:14,735 INFO L93 Difference]: Finished difference Result 7827 states and 21109 transitions. [2022-03-01 16:38:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:14,735 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 [2022-03-01 16:38:14,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:14,746 INFO L225 Difference]: With dead ends: 7827 [2022-03-01 16:38:14,746 INFO L226 Difference]: Without dead ends: 7827 [2022-03-01 16:38:14,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:14,747 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1227 mSDsluCounter, 2046 mSDsCounter, 0 mSdLazyCounter, 1874 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1227 SdHoareTripleChecker+Valid, 2348 SdHoareTripleChecker+Invalid, 1997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:14,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1227 Valid, 2348 Invalid, 1997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1874 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:14,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7827 states. [2022-03-01 16:38:14,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7827 to 6354. [2022-03-01 16:38:14,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7503937007874018) internal successors, (17465), 6353 states have internal predecessors, (17465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17465 transitions. [2022-03-01 16:38:14,837 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17465 transitions. Word has length 98 [2022-03-01 16:38:14,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:14,837 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17465 transitions. [2022-03-01 16:38:14,838 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) [2022-03-01 16:38:14,838 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17465 transitions. [2022-03-01 16:38:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:14,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:14,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:14,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:38:14,842 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)] === [2022-03-01 16:38:14,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:14,843 INFO L85 PathProgramCache]: Analyzing trace with hash 1023515780, now seen corresponding path program 38 times [2022-03-01 16:38:14,843 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:14,843 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106614015] [2022-03-01 16:38:14,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:14,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:15,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:15,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:15,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106614015] [2022-03-01 16:38:15,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106614015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:15,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:15,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:15,542 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1198190786] [2022-03-01 16:38:15,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:15,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:15,542 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:15,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:15,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:15,542 INFO L87 Difference]: Start difference. First operand 6354 states and 17465 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) [2022-03-01 16:38:17,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:17,249 INFO L93 Difference]: Finished difference Result 7673 states and 20700 transitions. [2022-03-01 16:38:17,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:17,250 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 [2022-03-01 16:38:17,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:17,261 INFO L225 Difference]: With dead ends: 7673 [2022-03-01 16:38:17,262 INFO L226 Difference]: Without dead ends: 7673 [2022-03-01 16:38:17,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:17,262 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1219 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1219 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 1652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:17,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1219 Valid, 1908 Invalid, 1652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:17,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7673 states. [2022-03-01 16:38:17,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7673 to 6312. [2022-03-01 16:38:17,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7492073557387444) internal successors, (17342), 6311 states have internal predecessors, (17342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:38:17,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17342 transitions. [2022-03-01 16:38:17,361 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17342 transitions. Word has length 98 [2022-03-01 16:38:17,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:17,361 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17342 transitions. [2022-03-01 16:38:17,361 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) [2022-03-01 16:38:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17342 transitions. [2022-03-01 16:38:17,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:17,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:17,366 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:17,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:38:17,367 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)] === [2022-03-01 16:38:17,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:17,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1136922330, now seen corresponding path program 1 times [2022-03-01 16:38:17,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:17,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703002122] [2022-03-01 16:38:17,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:17,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:18,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:18,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:18,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703002122] [2022-03-01 16:38:18,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703002122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:18,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:18,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:18,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083938836] [2022-03-01 16:38:18,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:18,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:18,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:18,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:18,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:18,201 INFO L87 Difference]: Start difference. First operand 6312 states and 17342 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) [2022-03-01 16:38:19,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:19,597 INFO L93 Difference]: Finished difference Result 7103 states and 19159 transitions. [2022-03-01 16:38:19,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:19,597 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 [2022-03-01 16:38:19,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:19,607 INFO L225 Difference]: With dead ends: 7103 [2022-03-01 16:38:19,607 INFO L226 Difference]: Without dead ends: 7103 [2022-03-01 16:38:19,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=333, Invalid=789, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:19,608 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1683 mSDsluCounter, 1274 mSDsCounter, 0 mSdLazyCounter, 1191 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1683 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 1318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:19,608 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1683 Valid, 1574 Invalid, 1318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1191 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:19,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7103 states. [2022-03-01 16:38:19,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7103 to 6580. [2022-03-01 16:38:19,679 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) [2022-03-01 16:38:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-03-01 16:38:19,691 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-03-01 16:38:19,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:19,692 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-03-01 16:38:19,692 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) [2022-03-01 16:38:19,692 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-03-01 16:38:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:19,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:19,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:19,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:38:19,697 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)] === [2022-03-01 16:38:19,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:19,697 INFO L85 PathProgramCache]: Analyzing trace with hash 811288614, now seen corresponding path program 2 times [2022-03-01 16:38:19,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:19,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875555023] [2022-03-01 16:38:19,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:19,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:20,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:20,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875555023] [2022-03-01 16:38:20,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875555023] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:20,087 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:20,087 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:20,087 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785153655] [2022-03-01 16:38:20,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:20,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:20,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:20,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:20,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:20,088 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) [2022-03-01 16:38:21,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:21,413 INFO L93 Difference]: Finished difference Result 7655 states and 20648 transitions. [2022-03-01 16:38:21,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:21,413 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 [2022-03-01 16:38:21,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:21,424 INFO L225 Difference]: With dead ends: 7655 [2022-03-01 16:38:21,425 INFO L226 Difference]: Without dead ends: 7655 [2022-03-01 16:38:21,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:21,426 INFO L933 BasicCegarLoop]: 363 mSDtfsCounter, 1421 mSDsluCounter, 1396 mSDsCounter, 0 mSdLazyCounter, 1214 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 1710 SdHoareTripleChecker+Invalid, 1343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:21,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 1710 Invalid, 1343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1214 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:21,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7655 states. [2022-03-01 16:38:21,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7655 to 6664. [2022-03-01 16:38:21,549 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) [2022-03-01 16:38:21,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:38:21,561 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:38:21,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:21,561 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:38:21,561 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) [2022-03-01 16:38:21,561 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:38:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:21,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:21,566 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] [2022-03-01 16:38:21,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:38:21,566 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)] === [2022-03-01 16:38:21,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:21,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1864102554, now seen corresponding path program 3 times [2022-03-01 16:38:21,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:21,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098252987] [2022-03-01 16:38:21,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:21,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:21,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:21,945 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:21,945 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098252987] [2022-03-01 16:38:21,945 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098252987] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:21,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:21,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:21,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801390920] [2022-03-01 16:38:21,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:21,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:21,946 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:21,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:21,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:21,946 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) [2022-03-01 16:38:23,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:23,364 INFO L93 Difference]: Finished difference Result 7837 states and 21184 transitions. [2022-03-01 16:38:23,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:23,364 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 [2022-03-01 16:38:23,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:23,375 INFO L225 Difference]: With dead ends: 7837 [2022-03-01 16:38:23,376 INFO L226 Difference]: Without dead ends: 7837 [2022-03-01 16:38:23,376 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 [2022-03-01 16:38:23,376 INFO L933 BasicCegarLoop]: 374 mSDtfsCounter, 1470 mSDsluCounter, 1684 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1470 SdHoareTripleChecker+Valid, 1991 SdHoareTripleChecker+Invalid, 1648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:23,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1470 Valid, 1991 Invalid, 1648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:23,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7837 states. [2022-03-01 16:38:23,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7837 to 6664. [2022-03-01 16:38:23,459 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) [2022-03-01 16:38:23,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:38:23,470 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:38:23,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:23,474 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:38:23,474 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) [2022-03-01 16:38:23,475 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:38:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:23,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:23,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:23,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:38:23,480 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)] === [2022-03-01 16:38:23,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:23,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1848641758, now seen corresponding path program 4 times [2022-03-01 16:38:23,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:23,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787922792] [2022-03-01 16:38:23,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:23,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:23,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:23,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787922792] [2022-03-01 16:38:23,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787922792] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:23,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:23,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:23,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784562766] [2022-03-01 16:38:23,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:23,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:23,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:23,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:23,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:23,921 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) [2022-03-01 16:38:25,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:25,387 INFO L93 Difference]: Finished difference Result 8019 states and 21720 transitions. [2022-03-01 16:38:25,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:25,387 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 [2022-03-01 16:38:25,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:25,399 INFO L225 Difference]: With dead ends: 8019 [2022-03-01 16:38:25,399 INFO L226 Difference]: Without dead ends: 8019 [2022-03-01 16:38:25,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=335, Invalid=787, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:25,399 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1458 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 2078 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:25,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 2078 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:25,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8019 states. [2022-03-01 16:38:25,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8019 to 6664. [2022-03-01 16:38:25,482 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) [2022-03-01 16:38:25,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:38:25,494 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:38:25,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:25,494 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:38:25,494 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) [2022-03-01 16:38:25,494 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:38:25,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:25,499 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:25,499 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:25,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:38:25,499 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)] === [2022-03-01 16:38:25,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:25,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1344035088, now seen corresponding path program 5 times [2022-03-01 16:38:25,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:25,500 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417968119] [2022-03-01 16:38:25,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:25,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:26,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:26,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:26,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417968119] [2022-03-01 16:38:26,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417968119] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:26,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:26,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:26,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858816960] [2022-03-01 16:38:26,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:26,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:26,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:26,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:26,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:26,133 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) [2022-03-01 16:38:27,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:27,657 INFO L93 Difference]: Finished difference Result 7949 states and 21512 transitions. [2022-03-01 16:38:27,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:27,658 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 [2022-03-01 16:38:27,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:27,670 INFO L225 Difference]: With dead ends: 7949 [2022-03-01 16:38:27,670 INFO L226 Difference]: Without dead ends: 7949 [2022-03-01 16:38:27,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:27,671 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1294 mSDsluCounter, 2065 mSDsCounter, 0 mSdLazyCounter, 1733 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 2356 SdHoareTripleChecker+Invalid, 1863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:27,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 2356 Invalid, 1863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1733 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:27,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7949 states. [2022-03-01 16:38:27,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7949 to 6664. [2022-03-01 16:38:27,758 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) [2022-03-01 16:38:27,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-03-01 16:38:27,770 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-03-01 16:38:27,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:27,770 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-03-01 16:38:27,770 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) [2022-03-01 16:38:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-03-01 16:38:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:27,775 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:27,776 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] [2022-03-01 16:38:27,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:38:27,776 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)] === [2022-03-01 16:38:27,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:27,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1702861632, now seen corresponding path program 6 times [2022-03-01 16:38:27,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:27,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483753820] [2022-03-01 16:38:27,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:27,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:27,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:28,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:28,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:28,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483753820] [2022-03-01 16:38:28,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483753820] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:28,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:28,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:28,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312993152] [2022-03-01 16:38:28,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:28,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:28,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:28,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:28,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:28,111 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) [2022-03-01 16:38:29,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:29,388 INFO L93 Difference]: Finished difference Result 7953 states and 21503 transitions. [2022-03-01 16:38:29,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:38:29,388 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 [2022-03-01 16:38:29,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:29,399 INFO L225 Difference]: With dead ends: 7953 [2022-03-01 16:38:29,399 INFO L226 Difference]: Without dead ends: 7953 [2022-03-01 16:38:29,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:38:29,399 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1637 mSDsluCounter, 1512 mSDsCounter, 0 mSdLazyCounter, 1359 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 1810 SdHoareTripleChecker+Invalid, 1522 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:29,400 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 1810 Invalid, 1522 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1359 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:38:29,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7953 states. [2022-03-01 16:38:29,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7953 to 6832. [2022-03-01 16:38:29,476 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) [2022-03-01 16:38:29,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:38:29,487 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:38:29,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:29,487 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:38:29,487 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) [2022-03-01 16:38:29,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:38:29,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:29,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:29,492 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] [2022-03-01 16:38:29,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:38:29,492 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)] === [2022-03-01 16:38:29,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:29,493 INFO L85 PathProgramCache]: Analyzing trace with hash -878519126, now seen corresponding path program 7 times [2022-03-01 16:38:29,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:29,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370187441] [2022-03-01 16:38:29,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:29,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:29,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:29,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:29,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370187441] [2022-03-01 16:38:29,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370187441] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:29,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:29,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:29,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023620046] [2022-03-01 16:38:29,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:29,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:29,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:29,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:29,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:29,873 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) [2022-03-01 16:38:31,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:31,540 INFO L93 Difference]: Finished difference Result 8287 states and 22414 transitions. [2022-03-01 16:38:31,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:31,540 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 [2022-03-01 16:38:31,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:31,552 INFO L225 Difference]: With dead ends: 8287 [2022-03-01 16:38:31,553 INFO L226 Difference]: Without dead ends: 8287 [2022-03-01 16:38:31,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:31,553 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1298 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1298 SdHoareTripleChecker+Valid, 2427 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:31,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1298 Valid, 2427 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:31,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8287 states. [2022-03-01 16:38:31,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8287 to 6853. [2022-03-01 16:38:31,641 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) [2022-03-01 16:38:31,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-01 16:38:31,654 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-01 16:38:31,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:31,654 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-01 16:38:31,654 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) [2022-03-01 16:38:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-01 16:38:31,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:31,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:31,659 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] [2022-03-01 16:38:31,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:38:31,659 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)] === [2022-03-01 16:38:31,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:31,660 INFO L85 PathProgramCache]: Analyzing trace with hash 174294814, now seen corresponding path program 8 times [2022-03-01 16:38:31,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:31,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087912997] [2022-03-01 16:38:31,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:31,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:32,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:32,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:32,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087912997] [2022-03-01 16:38:32,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087912997] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:32,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:32,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:32,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714762878] [2022-03-01 16:38:32,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:32,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:32,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:32,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:32,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:32,256 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) [2022-03-01 16:38:34,058 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:34,058 INFO L93 Difference]: Finished difference Result 8156 states and 22101 transitions. [2022-03-01 16:38:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:34,059 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 [2022-03-01 16:38:34,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:34,070 INFO L225 Difference]: With dead ends: 8156 [2022-03-01 16:38:34,070 INFO L226 Difference]: Without dead ends: 8156 [2022-03-01 16:38:34,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:34,071 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1388 mSDsluCounter, 2013 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1388 SdHoareTripleChecker+Valid, 2315 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:34,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1388 Valid, 2315 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:34,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8156 states. [2022-03-01 16:38:34,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8156 to 6832. [2022-03-01 16:38:34,157 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) [2022-03-01 16:38:34,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:38:34,169 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:38:34,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:34,169 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:38:34,169 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) [2022-03-01 16:38:34,169 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:38:34,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:34,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:34,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:34,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:38:34,174 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)] === [2022-03-01 16:38:34,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:34,174 INFO L85 PathProgramCache]: Analyzing trace with hash 2081856840, now seen corresponding path program 9 times [2022-03-01 16:38:34,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:34,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719890921] [2022-03-01 16:38:34,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:34,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:34,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:34,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719890921] [2022-03-01 16:38:34,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719890921] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:34,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:34,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:34,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1216750113] [2022-03-01 16:38:34,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:34,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:34,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:34,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:34,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:34,583 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) [2022-03-01 16:38:35,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:35,907 INFO L93 Difference]: Finished difference Result 8427 states and 22828 transitions. [2022-03-01 16:38:35,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:35,907 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 [2022-03-01 16:38:35,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:35,919 INFO L225 Difference]: With dead ends: 8427 [2022-03-01 16:38:35,919 INFO L226 Difference]: Without dead ends: 8427 [2022-03-01 16:38:35,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:35,920 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1393 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:35,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 1666 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1204 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:38:35,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8427 states. [2022-03-01 16:38:36,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8427 to 6874. [2022-03-01 16:38:36,011 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) [2022-03-01 16:38:36,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-01 16:38:36,024 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-01 16:38:36,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:36,024 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-01 16:38:36,024 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) [2022-03-01 16:38:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-01 16:38:36,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:36,030 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:36,030 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:36,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:38:36,030 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)] === [2022-03-01 16:38:36,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:36,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1160296516, now seen corresponding path program 10 times [2022-03-01 16:38:36,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:36,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506614387] [2022-03-01 16:38:36,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:36,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:36,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:36,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:36,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:36,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506614387] [2022-03-01 16:38:36,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506614387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:36,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:36,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:36,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443855792] [2022-03-01 16:38:36,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:36,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:36,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:36,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:36,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:36,439 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) [2022-03-01 16:38:38,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:38,401 INFO L93 Difference]: Finished difference Result 8609 states and 23364 transitions. [2022-03-01 16:38:38,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:38,401 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 [2022-03-01 16:38:38,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:38,414 INFO L225 Difference]: With dead ends: 8609 [2022-03-01 16:38:38,414 INFO L226 Difference]: Without dead ends: 8609 [2022-03-01 16:38:38,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:38,415 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1286 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 2804 SdHoareTripleChecker+Invalid, 2315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:38,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1286 Valid, 2804 Invalid, 2315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:38:38,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8609 states. [2022-03-01 16:38:38,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8609 to 6853. [2022-03-01 16:38:38,503 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) [2022-03-01 16:38:38,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-01 16:38:38,516 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-01 16:38:38,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:38,516 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-01 16:38:38,516 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) [2022-03-01 16:38:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-01 16:38:38,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:38,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:38,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:38,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:38:38,522 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)] === [2022-03-01 16:38:38,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:38,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1175757312, now seen corresponding path program 11 times [2022-03-01 16:38:38,524 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:38,524 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439174117] [2022-03-01 16:38:38,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:38,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:39,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:39,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:39,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439174117] [2022-03-01 16:38:39,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439174117] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:39,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:39,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:39,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244605703] [2022-03-01 16:38:39,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:39,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:39,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:39,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:39,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:39,068 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) [2022-03-01 16:38:40,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:40,278 INFO L93 Difference]: Finished difference Result 8359 states and 22699 transitions. [2022-03-01 16:38:40,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:40,278 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 [2022-03-01 16:38:40,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:40,290 INFO L225 Difference]: With dead ends: 8359 [2022-03-01 16:38:40,290 INFO L226 Difference]: Without dead ends: 8359 [2022-03-01 16:38:40,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:40,291 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1518 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:40,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1678 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:38:40,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8359 states. [2022-03-01 16:38:40,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8359 to 6832. [2022-03-01 16:38:40,373 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) [2022-03-01 16:38:40,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:38:40,384 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:38:40,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:40,384 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:38:40,384 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) [2022-03-01 16:38:40,385 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:38:40,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:40,389 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:40,390 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] [2022-03-01 16:38:40,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:38:40,390 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)] === [2022-03-01 16:38:40,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:40,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1148419924, now seen corresponding path program 12 times [2022-03-01 16:38:40,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:40,390 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400784864] [2022-03-01 16:38:40,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:40,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:40,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:40,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:40,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400784864] [2022-03-01 16:38:40,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400784864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:40,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:40,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:40,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751363612] [2022-03-01 16:38:40,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:40,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:40,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:40,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:40,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:40,662 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) [2022-03-01 16:38:42,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:42,002 INFO L93 Difference]: Finished difference Result 8259 states and 22332 transitions. [2022-03-01 16:38:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:42,003 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 [2022-03-01 16:38:42,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:42,014 INFO L225 Difference]: With dead ends: 8259 [2022-03-01 16:38:42,014 INFO L226 Difference]: Without dead ends: 8259 [2022-03-01 16:38:42,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:42,031 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1227 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1749 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1227 SdHoareTripleChecker+Valid, 2268 SdHoareTripleChecker+Invalid, 1878 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:42,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1227 Valid, 2268 Invalid, 1878 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1749 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:42,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8259 states. [2022-03-01 16:38:42,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8259 to 6895. [2022-03-01 16:38:42,117 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) [2022-03-01 16:38:42,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-03-01 16:38:42,129 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-03-01 16:38:42,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:42,129 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-03-01 16:38:42,129 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) [2022-03-01 16:38:42,129 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-03-01 16:38:42,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:42,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:42,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:42,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 16:38:42,135 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)] === [2022-03-01 16:38:42,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:42,135 INFO L85 PathProgramCache]: Analyzing trace with hash -2093733432, now seen corresponding path program 13 times [2022-03-01 16:38:42,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:42,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179192960] [2022-03-01 16:38:42,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:42,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:42,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:42,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:42,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:42,575 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179192960] [2022-03-01 16:38:42,575 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179192960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:42,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:42,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:42,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032158073] [2022-03-01 16:38:42,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:42,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:42,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:42,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:42,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:42,575 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) [2022-03-01 16:38:44,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:44,403 INFO L93 Difference]: Finished difference Result 8441 states and 22868 transitions. [2022-03-01 16:38:44,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:44,404 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 [2022-03-01 16:38:44,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:44,416 INFO L225 Difference]: With dead ends: 8441 [2022-03-01 16:38:44,416 INFO L226 Difference]: Without dead ends: 8441 [2022-03-01 16:38:44,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:44,417 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1337 mSDsluCounter, 2216 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1337 SdHoareTripleChecker+Valid, 2511 SdHoareTripleChecker+Invalid, 2082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:44,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1337 Valid, 2511 Invalid, 2082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:44,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8441 states. [2022-03-01 16:38:44,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8441 to 6874. [2022-03-01 16:38:44,509 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) [2022-03-01 16:38:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-01 16:38:44,522 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-01 16:38:44,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:44,522 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-01 16:38:44,522 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) [2022-03-01 16:38:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-01 16:38:44,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:44,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:44,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:44,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 16:38:44,528 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)] === [2022-03-01 16:38:44,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:44,537 INFO L85 PathProgramCache]: Analyzing trace with hash -2109194228, now seen corresponding path program 14 times [2022-03-01 16:38:44,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:44,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1217733965] [2022-03-01 16:38:44,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:44,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:45,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:45,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:45,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1217733965] [2022-03-01 16:38:45,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1217733965] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:45,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:45,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:45,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448895740] [2022-03-01 16:38:45,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:45,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:45,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:45,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:45,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:45,102 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) [2022-03-01 16:38:46,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:46,669 INFO L93 Difference]: Finished difference Result 8623 states and 23404 transitions. [2022-03-01 16:38:46,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:46,670 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 [2022-03-01 16:38:46,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:46,682 INFO L225 Difference]: With dead ends: 8623 [2022-03-01 16:38:46,683 INFO L226 Difference]: Without dead ends: 8623 [2022-03-01 16:38:46,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=337, Invalid=785, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:46,683 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1194 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:46,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2116 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:46,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8623 states. [2022-03-01 16:38:46,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8623 to 6853. [2022-03-01 16:38:46,778 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) [2022-03-01 16:38:46,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-03-01 16:38:46,790 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-03-01 16:38:46,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:46,791 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-03-01 16:38:46,791 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) [2022-03-01 16:38:46,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-03-01 16:38:46,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:46,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:46,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:46,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 16:38:46,796 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)] === [2022-03-01 16:38:46,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:46,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1006903778, now seen corresponding path program 15 times [2022-03-01 16:38:46,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:46,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986531298] [2022-03-01 16:38:46,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:46,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:46,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:47,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:47,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986531298] [2022-03-01 16:38:47,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986531298] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:47,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:47,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:47,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220454193] [2022-03-01 16:38:47,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:47,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:47,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:47,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:47,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:47,459 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) [2022-03-01 16:38:48,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:48,984 INFO L93 Difference]: Finished difference Result 8226 states and 22305 transitions. [2022-03-01 16:38:48,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:48,985 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 [2022-03-01 16:38:48,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:48,996 INFO L225 Difference]: With dead ends: 8226 [2022-03-01 16:38:48,996 INFO L226 Difference]: Without dead ends: 8226 [2022-03-01 16:38:48,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:48,996 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1199 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1486 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:48,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1199 Valid, 1930 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1486 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:49,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8226 states. [2022-03-01 16:38:49,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8226 to 6832. [2022-03-01 16:38:49,066 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) [2022-03-01 16:38:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-03-01 16:38:49,077 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-03-01 16:38:49,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:49,077 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-03-01 16:38:49,077 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) [2022-03-01 16:38:49,077 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-03-01 16:38:49,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:49,081 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:49,081 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:49,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 16:38:49,081 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)] === [2022-03-01 16:38:49,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:49,082 INFO L85 PathProgramCache]: Analyzing trace with hash 1937231488, now seen corresponding path program 16 times [2022-03-01 16:38:49,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:49,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269790014] [2022-03-01 16:38:49,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:49,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:49,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:49,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:49,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269790014] [2022-03-01 16:38:49,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269790014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:49,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:49,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:49,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688430465] [2022-03-01 16:38:49,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:49,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:49,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:49,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:49,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:49,483 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) [2022-03-01 16:38:50,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:50,829 INFO L93 Difference]: Finished difference Result 8985 states and 24401 transitions. [2022-03-01 16:38:50,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:38:50,829 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 [2022-03-01 16:38:50,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:50,842 INFO L225 Difference]: With dead ends: 8985 [2022-03-01 16:38:50,842 INFO L226 Difference]: Without dead ends: 8985 [2022-03-01 16:38:50,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:38:50,842 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1332 mSDsluCounter, 1443 mSDsCounter, 0 mSdLazyCounter, 1362 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 1728 SdHoareTripleChecker+Invalid, 1497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:50,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 1728 Invalid, 1497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1362 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:38:50,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8985 states. [2022-03-01 16:38:50,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8985 to 6958. [2022-03-01 16:38:50,935 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) [2022-03-01 16:38:50,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:38:50,948 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:38:50,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:50,948 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:38:50,948 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) [2022-03-01 16:38:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:38:50,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:50,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:50,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:50,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 16:38:50,954 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)] === [2022-03-01 16:38:50,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:50,954 INFO L85 PathProgramCache]: Analyzing trace with hash -644149270, now seen corresponding path program 17 times [2022-03-01 16:38:50,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:50,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122607164] [2022-03-01 16:38:50,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:50,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:51,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:51,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:51,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122607164] [2022-03-01 16:38:51,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122607164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:51,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:51,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:51,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082125598] [2022-03-01 16:38:51,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:51,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:51,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:51,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:51,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:51,321 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) [2022-03-01 16:38:52,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:52,915 INFO L93 Difference]: Finished difference Result 9319 states and 25312 transitions. [2022-03-01 16:38:52,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:52,915 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 [2022-03-01 16:38:52,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:52,929 INFO L225 Difference]: With dead ends: 9319 [2022-03-01 16:38:52,929 INFO L226 Difference]: Without dead ends: 9319 [2022-03-01 16:38:52,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:52,929 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1094 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 2305 SdHoareTripleChecker+Invalid, 1874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:52,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 2305 Invalid, 1874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:38:52,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9319 states. [2022-03-01 16:38:53,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9319 to 6979. [2022-03-01 16:38:53,020 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) [2022-03-01 16:38:53,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:38:53,031 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:38:53,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:53,031 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:38:53,031 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) [2022-03-01 16:38:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:38:53,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:53,036 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:53,037 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] [2022-03-01 16:38:53,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 16:38:53,037 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)] === [2022-03-01 16:38:53,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:53,037 INFO L85 PathProgramCache]: Analyzing trace with hash 408664670, now seen corresponding path program 18 times [2022-03-01 16:38:53,037 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:53,037 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679788828] [2022-03-01 16:38:53,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:53,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:53,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:53,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:53,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679788828] [2022-03-01 16:38:53,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679788828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:53,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:53,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:53,440 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834676965] [2022-03-01 16:38:53,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:53,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:53,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:53,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:53,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:53,440 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) [2022-03-01 16:38:55,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:55,139 INFO L93 Difference]: Finished difference Result 9188 states and 24999 transitions. [2022-03-01 16:38:55,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:55,140 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 [2022-03-01 16:38:55,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:55,154 INFO L225 Difference]: With dead ends: 9188 [2022-03-01 16:38:55,154 INFO L226 Difference]: Without dead ends: 9188 [2022-03-01 16:38:55,154 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:55,154 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1274 mSDsluCounter, 1863 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:55,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 2169 Invalid, 1862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:38:55,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9188 states. [2022-03-01 16:38:55,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9188 to 6916. [2022-03-01 16:38:55,259 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) [2022-03-01 16:38:55,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:38:55,273 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:38:55,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:55,273 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:38:55,273 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) [2022-03-01 16:38:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:38:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:55,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:55,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:55,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 16:38:55,279 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)] === [2022-03-01 16:38:55,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:55,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1978740600, now seen corresponding path program 19 times [2022-03-01 16:38:55,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:55,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109712815] [2022-03-01 16:38:55,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:55,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:55,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:55,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109712815] [2022-03-01 16:38:55,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109712815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:55,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:55,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:55,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608993596] [2022-03-01 16:38:55,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:55,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:55,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:55,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:55,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:55,751 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) [2022-03-01 16:38:57,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:57,255 INFO L93 Difference]: Finished difference Result 9107 states and 24786 transitions. [2022-03-01 16:38:57,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:38:57,255 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 [2022-03-01 16:38:57,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:57,269 INFO L225 Difference]: With dead ends: 9107 [2022-03-01 16:38:57,269 INFO L226 Difference]: Without dead ends: 9107 [2022-03-01 16:38:57,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:38:57,270 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1211 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 2117 SdHoareTripleChecker+Invalid, 1790 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:57,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 2117 Invalid, 1790 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:57,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9107 states. [2022-03-01 16:38:57,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9107 to 6958. [2022-03-01 16:38:57,367 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) [2022-03-01 16:38:57,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:38:57,380 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:38:57,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:57,380 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:38:57,380 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) [2022-03-01 16:38:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:38:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:57,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:57,387 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] [2022-03-01 16:38:57,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 16:38:57,387 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)] === [2022-03-01 16:38:57,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:57,387 INFO L85 PathProgramCache]: Analyzing trace with hash -925926660, now seen corresponding path program 20 times [2022-03-01 16:38:57,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:57,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836528799] [2022-03-01 16:38:57,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:57,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:38:57,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:38:57,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:38:57,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836528799] [2022-03-01 16:38:57,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836528799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:38:57,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:38:57,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:38:57,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872847135] [2022-03-01 16:38:57,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:38:57,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:38:57,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:38:57,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:38:57,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:38:57,827 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) [2022-03-01 16:38:59,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:38:59,364 INFO L93 Difference]: Finished difference Result 9289 states and 25322 transitions. [2022-03-01 16:38:59,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:38:59,365 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 [2022-03-01 16:38:59,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:38:59,378 INFO L225 Difference]: With dead ends: 9289 [2022-03-01 16:38:59,379 INFO L226 Difference]: Without dead ends: 9289 [2022-03-01 16:38:59,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:38:59,379 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1398 mSDsluCounter, 1678 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 1996 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:38:59,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1398 Valid, 1996 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:38:59,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9289 states. [2022-03-01 16:38:59,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9289 to 6937. [2022-03-01 16:38:59,474 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) [2022-03-01 16:38:59,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-03-01 16:38:59,486 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-03-01 16:38:59,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:38:59,486 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-03-01 16:38:59,486 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) [2022-03-01 16:38:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-03-01 16:38:59,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:38:59,491 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:38:59,491 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:38:59,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 16:38:59,491 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)] === [2022-03-01 16:38:59,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:38:59,492 INFO L85 PathProgramCache]: Analyzing trace with hash -941387456, now seen corresponding path program 21 times [2022-03-01 16:38:59,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:38:59,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841465993] [2022-03-01 16:38:59,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:38:59,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:38:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:00,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:00,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841465993] [2022-03-01 16:39:00,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841465993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:00,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:00,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:00,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39366782] [2022-03-01 16:39:00,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:00,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:00,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:00,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:00,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:00,069 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) [2022-03-01 16:39:01,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:01,808 INFO L93 Difference]: Finished difference Result 9123 states and 24903 transitions. [2022-03-01 16:39:01,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:01,809 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 [2022-03-01 16:39:01,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:01,823 INFO L225 Difference]: With dead ends: 9123 [2022-03-01 16:39:01,823 INFO L226 Difference]: Without dead ends: 9123 [2022-03-01 16:39:01,824 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:01,825 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1232 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 1611 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1232 SdHoareTripleChecker+Valid, 2110 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:01,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1232 Valid, 2110 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1611 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:01,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9123 states. [2022-03-01 16:39:01,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9123 to 6874. [2022-03-01 16:39:01,927 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) [2022-03-01 16:39:01,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-03-01 16:39:01,939 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-03-01 16:39:01,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:01,939 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-03-01 16:39:01,939 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) [2022-03-01 16:39:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-03-01 16:39:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:01,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:01,944 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] [2022-03-01 16:39:01,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 16:39:01,944 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)] === [2022-03-01 16:39:01,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:01,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1652468672, now seen corresponding path program 22 times [2022-03-01 16:39:01,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:01,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423549830] [2022-03-01 16:39:01,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:01,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:01,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:02,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:02,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:02,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423549830] [2022-03-01 16:39:02,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423549830] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:02,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:02,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:02,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257900212] [2022-03-01 16:39:02,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:02,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:02,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:02,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:02,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:02,380 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) [2022-03-01 16:39:03,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:03,436 INFO L93 Difference]: Finished difference Result 8297 states and 22469 transitions. [2022-03-01 16:39:03,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:39:03,437 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 [2022-03-01 16:39:03,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:03,448 INFO L225 Difference]: With dead ends: 8297 [2022-03-01 16:39:03,448 INFO L226 Difference]: Without dead ends: 8297 [2022-03-01 16:39:03,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:39:03,449 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1337 mSDsluCounter, 1416 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1337 SdHoareTripleChecker+Valid, 1707 SdHoareTripleChecker+Invalid, 1375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:03,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1337 Valid, 1707 Invalid, 1375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1244 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:39:03,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8297 states. [2022-03-01 16:39:03,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8297 to 6916. [2022-03-01 16:39:03,528 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) [2022-03-01 16:39:03,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:39:03,631 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:39:03,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:03,631 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:39:03,631 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) [2022-03-01 16:39:03,632 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:39:03,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:03,635 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:03,636 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:03,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 16:39:03,636 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)] === [2022-03-01 16:39:03,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:03,638 INFO L85 PathProgramCache]: Analyzing trace with hash 1947252326, now seen corresponding path program 23 times [2022-03-01 16:39:03,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:03,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936285340] [2022-03-01 16:39:03,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:03,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:03,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:03,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:03,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936285340] [2022-03-01 16:39:03,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936285340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:03,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:03,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:03,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110705974] [2022-03-01 16:39:03,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:03,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:03,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:03,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:03,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:03,912 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) [2022-03-01 16:39:05,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:05,282 INFO L93 Difference]: Finished difference Result 8761 states and 23739 transitions. [2022-03-01 16:39:05,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:05,282 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 [2022-03-01 16:39:05,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:05,295 INFO L225 Difference]: With dead ends: 8761 [2022-03-01 16:39:05,295 INFO L226 Difference]: Without dead ends: 8761 [2022-03-01 16:39:05,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:05,300 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1325 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2140 SdHoareTripleChecker+Invalid, 1823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:05,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 2140 Invalid, 1823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:05,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8761 states. [2022-03-01 16:39:05,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8761 to 6958. [2022-03-01 16:39:05,394 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) [2022-03-01 16:39:05,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:39:05,407 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:39:05,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:05,407 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:39:05,407 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) [2022-03-01 16:39:05,407 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:39:05,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:05,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:05,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:05,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 16:39:05,412 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)] === [2022-03-01 16:39:05,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:05,412 INFO L85 PathProgramCache]: Analyzing trace with hash 92140040, now seen corresponding path program 24 times [2022-03-01 16:39:05,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:05,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [796843527] [2022-03-01 16:39:05,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:05,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:05,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:05,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [796843527] [2022-03-01 16:39:05,741 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [796843527] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:05,741 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:05,741 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:05,741 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337624027] [2022-03-01 16:39:05,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:05,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:05,741 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:05,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:05,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:05,742 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) [2022-03-01 16:39:07,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:07,491 INFO L93 Difference]: Finished difference Result 8673 states and 23504 transitions. [2022-03-01 16:39:07,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:07,492 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 [2022-03-01 16:39:07,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:07,504 INFO L225 Difference]: With dead ends: 8673 [2022-03-01 16:39:07,504 INFO L226 Difference]: Without dead ends: 8673 [2022-03-01 16:39:07,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:07,504 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1255 mSDsluCounter, 2035 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 2341 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:07,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1255 Valid, 2341 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:07,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8673 states. [2022-03-01 16:39:07,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8673 to 6979. [2022-03-01 16:39:07,590 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) [2022-03-01 16:39:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:39:07,602 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:39:07,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:07,603 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:39:07,603 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) [2022-03-01 16:39:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:39:07,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:07,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:07,608 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] [2022-03-01 16:39:07,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 16:39:07,608 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)] === [2022-03-01 16:39:07,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:07,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1144953980, now seen corresponding path program 25 times [2022-03-01 16:39:07,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:07,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126691337] [2022-03-01 16:39:07,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:07,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:08,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:08,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:08,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126691337] [2022-03-01 16:39:08,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126691337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:08,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:08,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:08,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056718104] [2022-03-01 16:39:08,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:08,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:08,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:08,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:08,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:08,050 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) [2022-03-01 16:39:09,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:09,870 INFO L93 Difference]: Finished difference Result 8542 states and 23191 transitions. [2022-03-01 16:39:09,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:09,871 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 [2022-03-01 16:39:09,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:09,883 INFO L225 Difference]: With dead ends: 8542 [2022-03-01 16:39:09,883 INFO L226 Difference]: Without dead ends: 8542 [2022-03-01 16:39:09,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:09,884 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1140 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1140 SdHoareTripleChecker+Valid, 2346 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:09,884 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1140 Valid, 2346 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:09,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8542 states. [2022-03-01 16:39:09,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8542 to 6916. [2022-03-01 16:39:09,980 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) [2022-03-01 16:39:09,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:39:09,993 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:39:09,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:09,993 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:39:09,993 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) [2022-03-01 16:39:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:39:09,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:09,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:09,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:09,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 16:39:09,999 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)] === [2022-03-01 16:39:09,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:09,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1458428488, now seen corresponding path program 26 times [2022-03-01 16:39:10,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:10,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049669389] [2022-03-01 16:39:10,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:10,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:10,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:10,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:10,386 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:10,386 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049669389] [2022-03-01 16:39:10,386 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049669389] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:10,386 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:10,386 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:10,386 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069180769] [2022-03-01 16:39:10,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:10,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:10,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:10,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:10,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:10,387 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) [2022-03-01 16:39:11,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:11,736 INFO L93 Difference]: Finished difference Result 8733 states and 23657 transitions. [2022-03-01 16:39:11,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:11,736 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 [2022-03-01 16:39:11,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:11,749 INFO L225 Difference]: With dead ends: 8733 [2022-03-01 16:39:11,749 INFO L226 Difference]: Without dead ends: 8733 [2022-03-01 16:39:11,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:11,749 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1225 mSDsluCounter, 1526 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1225 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:11,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1225 Valid, 1815 Invalid, 1535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:11,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8733 states. [2022-03-01 16:39:11,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8733 to 7042. [2022-03-01 16:39:11,835 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) [2022-03-01 16:39:11,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-01 16:39:11,847 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-01 16:39:11,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:11,848 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-01 16:39:11,848 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) [2022-03-01 16:39:11,848 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-01 16:39:11,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:11,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:11,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:11,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 16:39:11,853 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)] === [2022-03-01 16:39:11,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:11,853 INFO L85 PathProgramCache]: Analyzing trace with hash -1122952270, now seen corresponding path program 27 times [2022-03-01 16:39:11,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:11,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567903749] [2022-03-01 16:39:11,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:11,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:11,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:12,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:12,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:12,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567903749] [2022-03-01 16:39:12,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567903749] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:12,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:12,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:12,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419433901] [2022-03-01 16:39:12,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:12,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:12,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:12,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:12,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:12,237 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) [2022-03-01 16:39:13,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:13,896 INFO L93 Difference]: Finished difference Result 9067 states and 24568 transitions. [2022-03-01 16:39:13,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:13,896 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 [2022-03-01 16:39:13,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:13,909 INFO L225 Difference]: With dead ends: 9067 [2022-03-01 16:39:13,909 INFO L226 Difference]: Without dead ends: 9067 [2022-03-01 16:39:13,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:13,910 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1156 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 2271 SdHoareTripleChecker+Invalid, 1851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:13,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 2271 Invalid, 1851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:13,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9067 states. [2022-03-01 16:39:13,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9067 to 7063. [2022-03-01 16:39:14,004 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) [2022-03-01 16:39:14,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-03-01 16:39:14,018 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-03-01 16:39:14,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:14,018 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-03-01 16:39:14,018 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) [2022-03-01 16:39:14,018 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-03-01 16:39:14,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:14,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:14,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:14,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 16:39:14,024 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)] === [2022-03-01 16:39:14,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:14,024 INFO L85 PathProgramCache]: Analyzing trace with hash -70138330, now seen corresponding path program 28 times [2022-03-01 16:39:14,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:14,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053314433] [2022-03-01 16:39:14,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:14,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:14,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:14,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:14,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:14,375 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053314433] [2022-03-01 16:39:14,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053314433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:14,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:14,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:14,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552533965] [2022-03-01 16:39:14,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:14,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:14,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:14,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:14,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:14,376 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) [2022-03-01 16:39:15,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:15,790 INFO L93 Difference]: Finished difference Result 8936 states and 24255 transitions. [2022-03-01 16:39:15,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:15,790 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 [2022-03-01 16:39:15,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:15,803 INFO L225 Difference]: With dead ends: 8936 [2022-03-01 16:39:15,803 INFO L226 Difference]: Without dead ends: 8936 [2022-03-01 16:39:15,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:15,804 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1251 mSDsluCounter, 1965 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:15,804 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2275 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:15,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8936 states. [2022-03-01 16:39:15,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8936 to 7000. [2022-03-01 16:39:15,894 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) [2022-03-01 16:39:15,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-01 16:39:15,906 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-01 16:39:15,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:15,906 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-01 16:39:15,906 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) [2022-03-01 16:39:15,906 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-01 16:39:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:15,911 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:15,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:15,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 16:39:15,912 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)] === [2022-03-01 16:39:15,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:15,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1837423696, now seen corresponding path program 29 times [2022-03-01 16:39:15,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:15,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494480924] [2022-03-01 16:39:15,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:15,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:16,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:16,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494480924] [2022-03-01 16:39:16,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494480924] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:16,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:16,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:16,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288833385] [2022-03-01 16:39:16,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:16,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:16,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:16,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:16,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:16,231 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) [2022-03-01 16:39:18,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:18,174 INFO L93 Difference]: Finished difference Result 9207 states and 24982 transitions. [2022-03-01 16:39:18,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:18,174 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 [2022-03-01 16:39:18,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:18,221 INFO L225 Difference]: With dead ends: 9207 [2022-03-01 16:39:18,221 INFO L226 Difference]: Without dead ends: 9207 [2022-03-01 16:39:18,222 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:18,222 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1072 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 2124 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2752 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:18,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2752 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2124 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:39:18,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9207 states. [2022-03-01 16:39:18,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9207 to 7042. [2022-03-01 16:39:18,309 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) [2022-03-01 16:39:18,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-03-01 16:39:18,321 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-03-01 16:39:18,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:18,322 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-03-01 16:39:18,322 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) [2022-03-01 16:39:18,322 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-03-01 16:39:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:18,335 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:18,335 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:18,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 16:39:18,335 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)] === [2022-03-01 16:39:18,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:18,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1404729660, now seen corresponding path program 30 times [2022-03-01 16:39:18,337 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:18,337 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160063756] [2022-03-01 16:39:18,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:18,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:18,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:18,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160063756] [2022-03-01 16:39:18,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160063756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:18,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:18,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:18,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040104527] [2022-03-01 16:39:18,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:18,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:18,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:18,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:18,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:18,798 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) [2022-03-01 16:39:20,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:20,732 INFO L93 Difference]: Finished difference Result 9389 states and 25518 transitions. [2022-03-01 16:39:20,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:20,732 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 [2022-03-01 16:39:20,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:20,745 INFO L225 Difference]: With dead ends: 9389 [2022-03-01 16:39:20,746 INFO L226 Difference]: Without dead ends: 9389 [2022-03-01 16:39:20,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:20,746 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1073 mSDsluCounter, 2356 mSDsCounter, 0 mSdLazyCounter, 2069 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 2202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:20,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 2654 Invalid, 2202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2069 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:39:20,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9389 states. [2022-03-01 16:39:20,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9389 to 7021. [2022-03-01 16:39:20,834 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) [2022-03-01 16:39:20,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-01 16:39:20,845 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-01 16:39:20,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:20,845 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-01 16:39:20,845 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) [2022-03-01 16:39:20,845 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-01 16:39:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:20,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:20,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:20,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 16:39:20,850 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)] === [2022-03-01 16:39:20,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:20,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1420190456, now seen corresponding path program 31 times [2022-03-01 16:39:20,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:20,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846264018] [2022-03-01 16:39:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:20,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:21,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:21,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:21,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846264018] [2022-03-01 16:39:21,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846264018] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:21,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:21,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:21,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648334472] [2022-03-01 16:39:21,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:21,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:21,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:21,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:21,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:21,330 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) [2022-03-01 16:39:22,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:22,860 INFO L93 Difference]: Finished difference Result 9139 states and 24853 transitions. [2022-03-01 16:39:22,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:22,860 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 [2022-03-01 16:39:22,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:22,874 INFO L225 Difference]: With dead ends: 9139 [2022-03-01 16:39:22,874 INFO L226 Difference]: Without dead ends: 9139 [2022-03-01 16:39:22,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:22,875 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 1246 mSDsluCounter, 1837 mSDsCounter, 0 mSdLazyCounter, 1684 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1246 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:22,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1246 Valid, 2152 Invalid, 1823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1684 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:22,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-03-01 16:39:22,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 6958. [2022-03-01 16:39:22,967 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) [2022-03-01 16:39:22,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-03-01 16:39:22,979 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-03-01 16:39:22,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:22,979 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-03-01 16:39:22,979 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) [2022-03-01 16:39:22,979 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-03-01 16:39:22,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:22,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:22,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:22,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 16:39:22,984 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)] === [2022-03-01 16:39:22,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:22,984 INFO L85 PathProgramCache]: Analyzing trace with hash 421272498, now seen corresponding path program 32 times [2022-03-01 16:39:22,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:22,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [554576371] [2022-03-01 16:39:22,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:22,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:23,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:23,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:23,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [554576371] [2022-03-01 16:39:23,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [554576371] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:23,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:23,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:23,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960874905] [2022-03-01 16:39:23,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:23,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:23,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:23,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:23,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:23,378 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) [2022-03-01 16:39:24,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:24,908 INFO L93 Difference]: Finished difference Result 8561 states and 23174 transitions. [2022-03-01 16:39:24,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:24,908 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 [2022-03-01 16:39:24,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:24,920 INFO L225 Difference]: With dead ends: 8561 [2022-03-01 16:39:24,920 INFO L226 Difference]: Without dead ends: 8561 [2022-03-01 16:39:24,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:24,920 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1131 mSDsluCounter, 1938 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1131 SdHoareTripleChecker+Valid, 2234 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:24,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1131 Valid, 2234 Invalid, 1865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:24,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-03-01 16:39:24,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 7021. [2022-03-01 16:39:25,005 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) [2022-03-01 16:39:25,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-03-01 16:39:25,017 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-03-01 16:39:25,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:25,018 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-03-01 16:39:25,018 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) [2022-03-01 16:39:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-03-01 16:39:25,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:25,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:25,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:25,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 16:39:25,023 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)] === [2022-03-01 16:39:25,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:25,023 INFO L85 PathProgramCache]: Analyzing trace with hash 1474086438, now seen corresponding path program 33 times [2022-03-01 16:39:25,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:25,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431323723] [2022-03-01 16:39:25,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:25,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:25,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:25,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:25,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431323723] [2022-03-01 16:39:25,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431323723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:25,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:25,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:25,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744919425] [2022-03-01 16:39:25,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:25,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:25,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:25,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:25,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:25,397 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) [2022-03-01 16:39:26,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:26,690 INFO L93 Difference]: Finished difference Result 8743 states and 23710 transitions. [2022-03-01 16:39:26,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:26,691 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 [2022-03-01 16:39:26,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:26,702 INFO L225 Difference]: With dead ends: 8743 [2022-03-01 16:39:26,703 INFO L226 Difference]: Without dead ends: 8743 [2022-03-01 16:39:26,703 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:26,703 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1184 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1184 SdHoareTripleChecker+Valid, 2234 SdHoareTripleChecker+Invalid, 1898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:26,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1184 Valid, 2234 Invalid, 1898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:26,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8743 states. [2022-03-01 16:39:26,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8743 to 7000. [2022-03-01 16:39:26,792 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) [2022-03-01 16:39:26,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-03-01 16:39:26,804 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-03-01 16:39:26,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:26,805 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-03-01 16:39:26,805 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) [2022-03-01 16:39:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-03-01 16:39:26,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:26,810 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:26,810 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:26,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 16:39:26,810 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)] === [2022-03-01 16:39:26,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:26,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1458625642, now seen corresponding path program 34 times [2022-03-01 16:39:26,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:26,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685363039] [2022-03-01 16:39:26,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:26,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:27,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:27,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685363039] [2022-03-01 16:39:27,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685363039] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:27,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:27,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:27,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82184086] [2022-03-01 16:39:27,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:27,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:27,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:27,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:27,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:27,236 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) [2022-03-01 16:39:28,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:28,708 INFO L93 Difference]: Finished difference Result 8925 states and 24246 transitions. [2022-03-01 16:39:28,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:28,708 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 [2022-03-01 16:39:28,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:28,721 INFO L225 Difference]: With dead ends: 8925 [2022-03-01 16:39:28,721 INFO L226 Difference]: Without dead ends: 8925 [2022-03-01 16:39:28,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:28,724 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 1328 mSDsluCounter, 2099 mSDsCounter, 0 mSdLazyCounter, 1948 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 2094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:28,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 2405 Invalid, 2094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1948 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2022-03-01 16:39:28,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 6979. [2022-03-01 16:39:28,812 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) [2022-03-01 16:39:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-03-01 16:39:28,824 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-03-01 16:39:28,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:28,824 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-03-01 16:39:28,824 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) [2022-03-01 16:39:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-03-01 16:39:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:28,829 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:28,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:28,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 16:39:28,829 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)] === [2022-03-01 16:39:28,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:28,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1734051204, now seen corresponding path program 35 times [2022-03-01 16:39:28,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:28,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857627247] [2022-03-01 16:39:28,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:28,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:29,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:29,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857627247] [2022-03-01 16:39:29,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1857627247] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:29,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:29,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:29,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094732593] [2022-03-01 16:39:29,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:29,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:29,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:29,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:29,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:29,319 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) [2022-03-01 16:39:31,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:31,193 INFO L93 Difference]: Finished difference Result 8528 states and 23147 transitions. [2022-03-01 16:39:31,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:31,194 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 [2022-03-01 16:39:31,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:31,206 INFO L225 Difference]: With dead ends: 8528 [2022-03-01 16:39:31,206 INFO L226 Difference]: Without dead ends: 8528 [2022-03-01 16:39:31,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:31,218 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1170 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 1988 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 2511 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1988 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:31,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1170 Valid, 2511 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1988 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:31,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8528 states. [2022-03-01 16:39:31,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8528 to 6916. [2022-03-01 16:39:31,302 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) [2022-03-01 16:39:31,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-03-01 16:39:31,416 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-03-01 16:39:31,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:31,416 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-03-01 16:39:31,417 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) [2022-03-01 16:39:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-03-01 16:39:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:31,421 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:31,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:31,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 16:39:31,421 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)] === [2022-03-01 16:39:31,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:31,423 INFO L85 PathProgramCache]: Analyzing trace with hash -937643996, now seen corresponding path program 39 times [2022-03-01 16:39:31,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:31,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986285232] [2022-03-01 16:39:31,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:31,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:31,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:31,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986285232] [2022-03-01 16:39:31,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986285232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:31,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:31,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:31,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378600573] [2022-03-01 16:39:31,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:31,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:31,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:31,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:31,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:31,807 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) [2022-03-01 16:39:33,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:33,202 INFO L93 Difference]: Finished difference Result 8490 states and 23054 transitions. [2022-03-01 16:39:33,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:33,203 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 [2022-03-01 16:39:33,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:33,216 INFO L225 Difference]: With dead ends: 8490 [2022-03-01 16:39:33,216 INFO L226 Difference]: Without dead ends: 8490 [2022-03-01 16:39:33,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:33,216 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1270 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1375 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1270 SdHoareTripleChecker+Valid, 1732 SdHoareTripleChecker+Invalid, 1506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:33,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1270 Valid, 1732 Invalid, 1506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1375 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:33,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8490 states. [2022-03-01 16:39:33,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8490 to 7023. [2022-03-01 16:39:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7023 states, 7019 states have (on average 2.769910243624448) internal successors, (19442), 7022 states have internal predecessors, (19442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:33,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7023 states to 7023 states and 19442 transitions. [2022-03-01 16:39:33,325 INFO L78 Accepts]: Start accepts. Automaton has 7023 states and 19442 transitions. Word has length 98 [2022-03-01 16:39:33,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:33,325 INFO L470 AbstractCegarLoop]: Abstraction has 7023 states and 19442 transitions. [2022-03-01 16:39:33,325 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) [2022-03-01 16:39:33,325 INFO L276 IsEmpty]: Start isEmpty. Operand 7023 states and 19442 transitions. [2022-03-01 16:39:33,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:33,331 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:33,331 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] [2022-03-01 16:39:33,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 16:39:33,331 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)] === [2022-03-01 16:39:33,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:33,331 INFO L85 PathProgramCache]: Analyzing trace with hash -81148050, now seen corresponding path program 40 times [2022-03-01 16:39:33,331 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:33,331 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509045398] [2022-03-01 16:39:33,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:33,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:33,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:33,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509045398] [2022-03-01 16:39:33,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509045398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:33,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:33,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:33,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897198427] [2022-03-01 16:39:33,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:33,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:33,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:33,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:33,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:33,703 INFO L87 Difference]: Start difference. First operand 7023 states and 19442 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) [2022-03-01 16:39:35,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:35,328 INFO L93 Difference]: Finished difference Result 8791 states and 23899 transitions. [2022-03-01 16:39:35,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:35,329 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 [2022-03-01 16:39:35,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:35,349 INFO L225 Difference]: With dead ends: 8791 [2022-03-01 16:39:35,349 INFO L226 Difference]: Without dead ends: 8791 [2022-03-01 16:39:35,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:35,349 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1007 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1628 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:35,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 2125 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1628 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:35,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8791 states. [2022-03-01 16:39:35,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8791 to 7044. [2022-03-01 16:39:35,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7044 states, 7040 states have (on average 2.7704545454545455) internal successors, (19504), 7043 states have internal predecessors, (19504), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 7044 states and 19504 transitions. [2022-03-01 16:39:35,488 INFO L78 Accepts]: Start accepts. Automaton has 7044 states and 19504 transitions. Word has length 98 [2022-03-01 16:39:35,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:35,488 INFO L470 AbstractCegarLoop]: Abstraction has 7044 states and 19504 transitions. [2022-03-01 16:39:35,488 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) [2022-03-01 16:39:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 7044 states and 19504 transitions. [2022-03-01 16:39:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:35,494 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:35,494 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:35,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 16:39:35,494 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)] === [2022-03-01 16:39:35,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:35,494 INFO L85 PathProgramCache]: Analyzing trace with hash 528375810, now seen corresponding path program 41 times [2022-03-01 16:39:35,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:35,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658920945] [2022-03-01 16:39:35,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:35,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:35,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:35,990 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:35,990 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658920945] [2022-03-01 16:39:35,990 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658920945] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:35,990 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:35,990 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:35,990 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413957390] [2022-03-01 16:39:35,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:35,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:35,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:35,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:35,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:35,991 INFO L87 Difference]: Start difference. First operand 7044 states and 19504 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) [2022-03-01 16:39:37,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:37,613 INFO L93 Difference]: Finished difference Result 8693 states and 23652 transitions. [2022-03-01 16:39:37,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:37,613 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 [2022-03-01 16:39:37,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:37,627 INFO L225 Difference]: With dead ends: 8693 [2022-03-01 16:39:37,628 INFO L226 Difference]: Without dead ends: 8693 [2022-03-01 16:39:37,628 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:37,628 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 949 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 2313 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:37,628 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [949 Valid, 2313 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:37,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8693 states. [2022-03-01 16:39:37,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8693 to 6981. [2022-03-01 16:39:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6981 states, 6977 states have (on average 2.7688118102336245) internal successors, (19318), 6980 states have internal predecessors, (19318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6981 states to 6981 states and 19318 transitions. [2022-03-01 16:39:37,727 INFO L78 Accepts]: Start accepts. Automaton has 6981 states and 19318 transitions. Word has length 98 [2022-03-01 16:39:37,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:37,727 INFO L470 AbstractCegarLoop]: Abstraction has 6981 states and 19318 transitions. [2022-03-01 16:39:37,727 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) [2022-03-01 16:39:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 6981 states and 19318 transitions. [2022-03-01 16:39:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:37,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:37,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:37,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 16:39:37,733 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)] === [2022-03-01 16:39:37,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:37,733 INFO L85 PathProgramCache]: Analyzing trace with hash 2079223340, now seen corresponding path program 42 times [2022-03-01 16:39:37,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:37,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695589296] [2022-03-01 16:39:37,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:37,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:38,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:38,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695589296] [2022-03-01 16:39:38,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695589296] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:38,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:38,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:38,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969076564] [2022-03-01 16:39:38,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:38,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:38,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:38,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:38,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:38,027 INFO L87 Difference]: Start difference. First operand 6981 states and 19318 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) [2022-03-01 16:39:39,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:39,270 INFO L93 Difference]: Finished difference Result 8623 states and 23461 transitions. [2022-03-01 16:39:39,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:39,271 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 [2022-03-01 16:39:39,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:39,285 INFO L225 Difference]: With dead ends: 8623 [2022-03-01 16:39:39,285 INFO L226 Difference]: Without dead ends: 8623 [2022-03-01 16:39:39,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:39,286 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1207 mSDsluCounter, 1663 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:39,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 1953 Invalid, 1661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:39,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8623 states. [2022-03-01 16:39:39,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8623 to 7023. [2022-03-01 16:39:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7023 states, 7019 states have (on average 2.769910243624448) internal successors, (19442), 7022 states have internal predecessors, (19442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:39,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7023 states to 7023 states and 19442 transitions. [2022-03-01 16:39:39,397 INFO L78 Accepts]: Start accepts. Automaton has 7023 states and 19442 transitions. Word has length 98 [2022-03-01 16:39:39,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:39,397 INFO L470 AbstractCegarLoop]: Abstraction has 7023 states and 19442 transitions. [2022-03-01 16:39:39,397 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) [2022-03-01 16:39:39,397 INFO L276 IsEmpty]: Start isEmpty. Operand 7023 states and 19442 transitions. [2022-03-01 16:39:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:39,403 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:39,403 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:39,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 16:39:39,403 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)] === [2022-03-01 16:39:39,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:39,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1606220096, now seen corresponding path program 43 times [2022-03-01 16:39:39,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:39,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255433044] [2022-03-01 16:39:39,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:39,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:39,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:39,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:39,908 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:39,908 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255433044] [2022-03-01 16:39:39,908 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255433044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:39,908 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:39,908 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:39,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32677584] [2022-03-01 16:39:39,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:39,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:39,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:39,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:39,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:39,909 INFO L87 Difference]: Start difference. First operand 7023 states and 19442 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) [2022-03-01 16:39:41,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:41,786 INFO L93 Difference]: Finished difference Result 8805 states and 23997 transitions. [2022-03-01 16:39:41,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:41,786 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 [2022-03-01 16:39:41,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:41,800 INFO L225 Difference]: With dead ends: 8805 [2022-03-01 16:39:41,800 INFO L226 Difference]: Without dead ends: 8805 [2022-03-01 16:39:41,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:41,800 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1204 mSDsluCounter, 1856 mSDsCounter, 0 mSdLazyCounter, 1725 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 1860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:41,801 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 2154 Invalid, 1860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1725 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:41,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8805 states. [2022-03-01 16:39:41,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8805 to 7002. [2022-03-01 16:39:41,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7002 states, 6998 states have (on average 2.769362675050014) internal successors, (19380), 7001 states have internal predecessors, (19380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7002 states to 7002 states and 19380 transitions. [2022-03-01 16:39:41,900 INFO L78 Accepts]: Start accepts. Automaton has 7002 states and 19380 transitions. Word has length 98 [2022-03-01 16:39:41,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:41,901 INFO L470 AbstractCegarLoop]: Abstraction has 7002 states and 19380 transitions. [2022-03-01 16:39:41,901 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) [2022-03-01 16:39:41,901 INFO L276 IsEmpty]: Start isEmpty. Operand 7002 states and 19380 transitions. [2022-03-01 16:39:41,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:41,906 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:41,906 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:41,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 16:39:41,906 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)] === [2022-03-01 16:39:41,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:41,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1816195812, now seen corresponding path program 44 times [2022-03-01 16:39:41,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:41,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370909716] [2022-03-01 16:39:41,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:41,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:42,491 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:42,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370909716] [2022-03-01 16:39:42,491 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370909716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:42,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:42,491 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:42,491 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982997215] [2022-03-01 16:39:42,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:42,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:42,492 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:42,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:42,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:42,492 INFO L87 Difference]: Start difference. First operand 7002 states and 19380 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) [2022-03-01 16:39:44,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:44,346 INFO L93 Difference]: Finished difference Result 8672 states and 23644 transitions. [2022-03-01 16:39:44,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:44,346 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 [2022-03-01 16:39:44,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:44,360 INFO L225 Difference]: With dead ends: 8672 [2022-03-01 16:39:44,360 INFO L226 Difference]: Without dead ends: 8672 [2022-03-01 16:39:44,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:44,360 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1263 mSDsluCounter, 1760 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:44,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1263 Valid, 2060 Invalid, 1812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:44,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2022-03-01 16:39:44,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 6939. [2022-03-01 16:39:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6939 states, 6935 states have (on average 2.7677000720980534) internal successors, (19194), 6938 states have internal predecessors, (19194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:44,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6939 states to 6939 states and 19194 transitions. [2022-03-01 16:39:44,457 INFO L78 Accepts]: Start accepts. Automaton has 6939 states and 19194 transitions. Word has length 98 [2022-03-01 16:39:44,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:44,457 INFO L470 AbstractCegarLoop]: Abstraction has 6939 states and 19194 transitions. [2022-03-01 16:39:44,457 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) [2022-03-01 16:39:44,457 INFO L276 IsEmpty]: Start isEmpty. Operand 6939 states and 19194 transitions. [2022-03-01 16:39:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:44,462 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:44,462 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:44,462 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 16:39:44,462 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)] === [2022-03-01 16:39:44,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:44,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1938492772, now seen corresponding path program 45 times [2022-03-01 16:39:44,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:44,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138351926] [2022-03-01 16:39:44,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:44,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:44,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:44,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:44,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138351926] [2022-03-01 16:39:44,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138351926] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:44,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:44,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:44,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005524428] [2022-03-01 16:39:44,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:44,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:44,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:44,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:44,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:44,949 INFO L87 Difference]: Start difference. First operand 6939 states and 19194 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) [2022-03-01 16:39:46,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:46,432 INFO L93 Difference]: Finished difference Result 8854 states and 24100 transitions. [2022-03-01 16:39:46,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:39:46,433 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 [2022-03-01 16:39:46,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:46,446 INFO L225 Difference]: With dead ends: 8854 [2022-03-01 16:39:46,447 INFO L226 Difference]: Without dead ends: 8854 [2022-03-01 16:39:46,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:39:46,447 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1023 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1536 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2032 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1536 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:46,447 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2032 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1536 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:46,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8854 states. [2022-03-01 16:39:46,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8854 to 6960. [2022-03-01 16:39:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6960 states, 6956 states have (on average 2.768257619321449) internal successors, (19256), 6959 states have internal predecessors, (19256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6960 states to 6960 states and 19256 transitions. [2022-03-01 16:39:46,617 INFO L78 Accepts]: Start accepts. Automaton has 6960 states and 19256 transitions. Word has length 98 [2022-03-01 16:39:46,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:46,618 INFO L470 AbstractCegarLoop]: Abstraction has 6960 states and 19256 transitions. [2022-03-01 16:39:46,618 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) [2022-03-01 16:39:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 6960 states and 19256 transitions. [2022-03-01 16:39:46,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:46,623 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:46,623 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:46,623 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 16:39:46,623 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)] === [2022-03-01 16:39:46,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:46,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1092028950, now seen corresponding path program 46 times [2022-03-01 16:39:46,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:46,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149202440] [2022-03-01 16:39:46,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:46,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:46,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:46,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:46,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149202440] [2022-03-01 16:39:46,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149202440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:46,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:46,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:46,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792817855] [2022-03-01 16:39:46,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:46,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:46,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:46,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:46,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:46,961 INFO L87 Difference]: Start difference. First operand 6960 states and 19256 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) [2022-03-01 16:39:48,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:48,473 INFO L93 Difference]: Finished difference Result 9022 states and 24538 transitions. [2022-03-01 16:39:48,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:48,473 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 [2022-03-01 16:39:48,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:48,486 INFO L225 Difference]: With dead ends: 9022 [2022-03-01 16:39:48,486 INFO L226 Difference]: Without dead ends: 9022 [2022-03-01 16:39:48,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:48,486 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1010 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1010 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:48,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1010 Valid, 1962 Invalid, 1623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:48,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9022 states. [2022-03-01 16:39:48,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9022 to 7002. [2022-03-01 16:39:48,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7002 states, 6998 states have (on average 2.769362675050014) internal successors, (19380), 7001 states have internal predecessors, (19380), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7002 states to 7002 states and 19380 transitions. [2022-03-01 16:39:48,583 INFO L78 Accepts]: Start accepts. Automaton has 7002 states and 19380 transitions. Word has length 98 [2022-03-01 16:39:48,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:48,583 INFO L470 AbstractCegarLoop]: Abstraction has 7002 states and 19380 transitions. [2022-03-01 16:39:48,583 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) [2022-03-01 16:39:48,584 INFO L276 IsEmpty]: Start isEmpty. Operand 7002 states and 19380 transitions. [2022-03-01 16:39:48,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:48,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:48,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:48,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 16:39:48,589 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)] === [2022-03-01 16:39:48,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:48,589 INFO L85 PathProgramCache]: Analyzing trace with hash -309269108, now seen corresponding path program 47 times [2022-03-01 16:39:48,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:48,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100930942] [2022-03-01 16:39:48,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:48,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:48,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:48,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:48,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100930942] [2022-03-01 16:39:48,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100930942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:48,944 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:48,944 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:48,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869762653] [2022-03-01 16:39:48,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:48,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:48,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:48,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:48,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:48,945 INFO L87 Difference]: Start difference. First operand 7002 states and 19380 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) [2022-03-01 16:39:50,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:50,245 INFO L93 Difference]: Finished difference Result 8945 states and 24325 transitions. [2022-03-01 16:39:50,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:50,246 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 [2022-03-01 16:39:50,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:50,259 INFO L225 Difference]: With dead ends: 8945 [2022-03-01 16:39:50,259 INFO L226 Difference]: Without dead ends: 8945 [2022-03-01 16:39:50,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:50,259 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1183 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 1235 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1183 SdHoareTripleChecker+Valid, 1646 SdHoareTripleChecker+Invalid, 1394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:50,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1183 Valid, 1646 Invalid, 1394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1235 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:39:50,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8945 states. [2022-03-01 16:39:50,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8945 to 7023. [2022-03-01 16:39:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7023 states, 7019 states have (on average 2.769910243624448) internal successors, (19442), 7022 states have internal predecessors, (19442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:50,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7023 states to 7023 states and 19442 transitions. [2022-03-01 16:39:50,363 INFO L78 Accepts]: Start accepts. Automaton has 7023 states and 19442 transitions. Word has length 98 [2022-03-01 16:39:50,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:50,363 INFO L470 AbstractCegarLoop]: Abstraction has 7023 states and 19442 transitions. [2022-03-01 16:39:50,363 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) [2022-03-01 16:39:50,363 INFO L276 IsEmpty]: Start isEmpty. Operand 7023 states and 19442 transitions. [2022-03-01 16:39:50,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:50,368 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:50,368 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] [2022-03-01 16:39:50,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 16:39:50,369 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)] === [2022-03-01 16:39:50,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:50,369 INFO L85 PathProgramCache]: Analyzing trace with hash 300254752, now seen corresponding path program 48 times [2022-03-01 16:39:50,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:50,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206237864] [2022-03-01 16:39:50,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:50,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:50,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:50,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206237864] [2022-03-01 16:39:50,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206237864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:50,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:50,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:50,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623340712] [2022-03-01 16:39:50,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:50,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:50,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:50,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:50,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:50,787 INFO L87 Difference]: Start difference. First operand 7023 states and 19442 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) [2022-03-01 16:39:52,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:52,511 INFO L93 Difference]: Finished difference Result 8847 states and 24078 transitions. [2022-03-01 16:39:52,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:52,511 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 [2022-03-01 16:39:52,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:52,524 INFO L225 Difference]: With dead ends: 8847 [2022-03-01 16:39:52,524 INFO L226 Difference]: Without dead ends: 8847 [2022-03-01 16:39:52,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:52,524 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1063 mSDsluCounter, 1899 mSDsCounter, 0 mSdLazyCounter, 1696 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1063 SdHoareTripleChecker+Valid, 2202 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:52,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1063 Valid, 2202 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1696 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:39:52,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8847 states. [2022-03-01 16:39:52,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8847 to 6918. [2022-03-01 16:39:52,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6918 states, 6914 states have (on average 2.7671391379809083) internal successors, (19132), 6917 states have internal predecessors, (19132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:52,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6918 states to 6918 states and 19132 transitions. [2022-03-01 16:39:52,617 INFO L78 Accepts]: Start accepts. Automaton has 6918 states and 19132 transitions. Word has length 98 [2022-03-01 16:39:52,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:52,617 INFO L470 AbstractCegarLoop]: Abstraction has 6918 states and 19132 transitions. [2022-03-01 16:39:52,617 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) [2022-03-01 16:39:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 6918 states and 19132 transitions. [2022-03-01 16:39:52,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:52,622 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:52,622 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:52,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 16:39:52,622 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)] === [2022-03-01 16:39:52,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:52,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1149475804, now seen corresponding path program 36 times [2022-03-01 16:39:52,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:52,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475068848] [2022-03-01 16:39:52,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:52,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:52,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:53,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:53,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:53,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475068848] [2022-03-01 16:39:53,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475068848] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:53,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:53,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:53,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312161325] [2022-03-01 16:39:53,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:53,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:53,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:53,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:53,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:53,014 INFO L87 Difference]: Start difference. First operand 6918 states and 19132 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) [2022-03-01 16:39:54,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:54,396 INFO L93 Difference]: Finished difference Result 8633 states and 23340 transitions. [2022-03-01 16:39:54,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:39:54,396 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 [2022-03-01 16:39:54,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:54,408 INFO L225 Difference]: With dead ends: 8633 [2022-03-01 16:39:54,408 INFO L226 Difference]: Without dead ends: 8633 [2022-03-01 16:39:54,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:39:54,409 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 979 mSDsluCounter, 1626 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 979 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 1622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:54,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [979 Valid, 1911 Invalid, 1622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:39:54,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8633 states. [2022-03-01 16:39:54,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8633 to 7027. [2022-03-01 16:39:54,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7027 states, 7023 states have (on average 2.770041292894774) internal successors, (19454), 7026 states have internal predecessors, (19454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:54,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7027 states to 7027 states and 19454 transitions. [2022-03-01 16:39:54,508 INFO L78 Accepts]: Start accepts. Automaton has 7027 states and 19454 transitions. Word has length 98 [2022-03-01 16:39:54,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:54,508 INFO L470 AbstractCegarLoop]: Abstraction has 7027 states and 19454 transitions. [2022-03-01 16:39:54,508 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) [2022-03-01 16:39:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 7027 states and 19454 transitions. [2022-03-01 16:39:54,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:54,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:54,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:54,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 16:39:54,513 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)] === [2022-03-01 16:39:54,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:54,514 INFO L85 PathProgramCache]: Analyzing trace with hash 564110734, now seen corresponding path program 37 times [2022-03-01 16:39:54,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:54,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138430710] [2022-03-01 16:39:54,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:54,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:54,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:54,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:54,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138430710] [2022-03-01 16:39:54,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138430710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:54,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:54,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:54,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866981407] [2022-03-01 16:39:54,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:54,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:54,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:54,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:54,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:54,866 INFO L87 Difference]: Start difference. First operand 7027 states and 19454 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) [2022-03-01 16:39:56,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:56,469 INFO L93 Difference]: Finished difference Result 8967 states and 24251 transitions. [2022-03-01 16:39:56,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:39:56,469 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 [2022-03-01 16:39:56,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:56,482 INFO L225 Difference]: With dead ends: 8967 [2022-03-01 16:39:56,482 INFO L226 Difference]: Without dead ends: 8967 [2022-03-01 16:39:56,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:39:56,483 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1170 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1514 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1170 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1514 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:56,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1170 Valid, 1952 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1514 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:39:56,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8967 states. [2022-03-01 16:39:56,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8967 to 7048. [2022-03-01 16:39:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7048 states, 7044 states have (on average 2.770584894946053) internal successors, (19516), 7047 states have internal predecessors, (19516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:56,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7048 states to 7048 states and 19516 transitions. [2022-03-01 16:39:56,586 INFO L78 Accepts]: Start accepts. Automaton has 7048 states and 19516 transitions. Word has length 98 [2022-03-01 16:39:56,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:56,586 INFO L470 AbstractCegarLoop]: Abstraction has 7048 states and 19516 transitions. [2022-03-01 16:39:56,586 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) [2022-03-01 16:39:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 7048 states and 19516 transitions. [2022-03-01 16:39:56,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:56,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:56,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:39:56,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 16:39:56,592 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)] === [2022-03-01 16:39:56,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:56,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1616924674, now seen corresponding path program 38 times [2022-03-01 16:39:56,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:56,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436554428] [2022-03-01 16:39:56,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:56,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:56,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:57,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:57,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:57,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436554428] [2022-03-01 16:39:57,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436554428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:57,095 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:57,095 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:57,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802344718] [2022-03-01 16:39:57,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:57,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:57,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:57,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:57,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:57,096 INFO L87 Difference]: Start difference. First operand 7048 states and 19516 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) [2022-03-01 16:39:58,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:39:58,716 INFO L93 Difference]: Finished difference Result 8836 states and 23938 transitions. [2022-03-01 16:39:58,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:39:58,716 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 [2022-03-01 16:39:58,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:39:58,728 INFO L225 Difference]: With dead ends: 8836 [2022-03-01 16:39:58,728 INFO L226 Difference]: Without dead ends: 8836 [2022-03-01 16:39:58,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:39:58,729 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1478 mSDsluCounter, 1583 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:39:58,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 1893 Invalid, 1694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:39:58,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8836 states. [2022-03-01 16:39:58,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8836 to 6985. [2022-03-01 16:39:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6985 states, 6981 states have (on average 2.7689442773241657) internal successors, (19330), 6984 states have internal predecessors, (19330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:39:58,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6985 states to 6985 states and 19330 transitions. [2022-03-01 16:39:58,818 INFO L78 Accepts]: Start accepts. Automaton has 6985 states and 19330 transitions. Word has length 98 [2022-03-01 16:39:58,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:39:58,818 INFO L470 AbstractCegarLoop]: Abstraction has 6985 states and 19330 transitions. [2022-03-01 16:39:58,818 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) [2022-03-01 16:39:58,818 INFO L276 IsEmpty]: Start isEmpty. Operand 6985 states and 19330 transitions. [2022-03-01 16:39:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:39:58,823 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:39:58,823 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] [2022-03-01 16:39:58,823 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 16:39:58,823 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)] === [2022-03-01 16:39:58,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:39:58,823 INFO L85 PathProgramCache]: Analyzing trace with hash -770480596, now seen corresponding path program 39 times [2022-03-01 16:39:58,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:39:58,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [290181575] [2022-03-01 16:39:58,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:39:58,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:39:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:39:59,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:39:59,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:39:59,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [290181575] [2022-03-01 16:39:59,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [290181575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:39:59,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:39:59,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:39:59,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423453168] [2022-03-01 16:39:59,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:39:59,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:39:59,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:39:59,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:39:59,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:39:59,304 INFO L87 Difference]: Start difference. First operand 6985 states and 19330 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) [2022-03-01 16:40:00,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:00,973 INFO L93 Difference]: Finished difference Result 8755 states and 23725 transitions. [2022-03-01 16:40:00,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:00,973 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 [2022-03-01 16:40:00,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:00,986 INFO L225 Difference]: With dead ends: 8755 [2022-03-01 16:40:00,986 INFO L226 Difference]: Without dead ends: 8755 [2022-03-01 16:40:00,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:00,987 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1126 mSDsluCounter, 1696 mSDsCounter, 0 mSdLazyCounter, 1542 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1126 SdHoareTripleChecker+Valid, 2004 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:00,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1126 Valid, 2004 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1542 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:00,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8755 states. [2022-03-01 16:40:01,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8755 to 7027. [2022-03-01 16:40:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7027 states, 7023 states have (on average 2.770041292894774) internal successors, (19454), 7026 states have internal predecessors, (19454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:01,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7027 states to 7027 states and 19454 transitions. [2022-03-01 16:40:01,129 INFO L78 Accepts]: Start accepts. Automaton has 7027 states and 19454 transitions. Word has length 98 [2022-03-01 16:40:01,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:01,129 INFO L470 AbstractCegarLoop]: Abstraction has 7027 states and 19454 transitions. [2022-03-01 16:40:01,129 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) [2022-03-01 16:40:01,129 INFO L276 IsEmpty]: Start isEmpty. Operand 7027 states and 19454 transitions. [2022-03-01 16:40:01,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:01,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:01,134 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:01,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 16:40:01,134 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)] === [2022-03-01 16:40:01,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:01,136 INFO L85 PathProgramCache]: Analyzing trace with hash 282333344, now seen corresponding path program 40 times [2022-03-01 16:40:01,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:01,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918862637] [2022-03-01 16:40:01,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:01,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:01,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:01,523 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:01,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918862637] [2022-03-01 16:40:01,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918862637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:01,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:01,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:01,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224199153] [2022-03-01 16:40:01,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:01,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:01,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:01,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:01,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:01,524 INFO L87 Difference]: Start difference. First operand 7027 states and 19454 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) [2022-03-01 16:40:03,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:03,298 INFO L93 Difference]: Finished difference Result 8937 states and 24261 transitions. [2022-03-01 16:40:03,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:03,298 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 [2022-03-01 16:40:03,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:03,311 INFO L225 Difference]: With dead ends: 8937 [2022-03-01 16:40:03,311 INFO L226 Difference]: Without dead ends: 8937 [2022-03-01 16:40:03,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:03,311 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1090 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:03,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 2136 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:03,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8937 states. [2022-03-01 16:40:03,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8937 to 7006. [2022-03-01 16:40:03,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7006 states, 7002 states have (on average 2.7694944301628106) internal successors, (19392), 7005 states have internal predecessors, (19392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:03,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7006 states to 7006 states and 19392 transitions. [2022-03-01 16:40:03,413 INFO L78 Accepts]: Start accepts. Automaton has 7006 states and 19392 transitions. Word has length 98 [2022-03-01 16:40:03,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:03,413 INFO L470 AbstractCegarLoop]: Abstraction has 7006 states and 19392 transitions. [2022-03-01 16:40:03,414 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) [2022-03-01 16:40:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 7006 states and 19392 transitions. [2022-03-01 16:40:03,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:03,419 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:03,419 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:03,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 16:40:03,419 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)] === [2022-03-01 16:40:03,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:03,419 INFO L85 PathProgramCache]: Analyzing trace with hash 266872548, now seen corresponding path program 41 times [2022-03-01 16:40:03,419 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:03,419 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572489100] [2022-03-01 16:40:03,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:03,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:04,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:04,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572489100] [2022-03-01 16:40:04,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572489100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:04,029 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:04,029 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:04,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902209367] [2022-03-01 16:40:04,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:04,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:04,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:04,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:04,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:04,029 INFO L87 Difference]: Start difference. First operand 7006 states and 19392 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) [2022-03-01 16:40:05,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:05,745 INFO L93 Difference]: Finished difference Result 8771 states and 23842 transitions. [2022-03-01 16:40:05,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:05,745 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 [2022-03-01 16:40:05,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:05,758 INFO L225 Difference]: With dead ends: 8771 [2022-03-01 16:40:05,758 INFO L226 Difference]: Without dead ends: 8771 [2022-03-01 16:40:05,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:05,759 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1413 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1892 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2302 SdHoareTripleChecker+Invalid, 2058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:05,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2302 Invalid, 2058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1892 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:05,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-03-01 16:40:05,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 6943. [2022-03-01 16:40:05,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6943 states, 6939 states have (on average 2.767833981841764) internal successors, (19206), 6942 states have internal predecessors, (19206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6943 states to 6943 states and 19206 transitions. [2022-03-01 16:40:05,862 INFO L78 Accepts]: Start accepts. Automaton has 6943 states and 19206 transitions. Word has length 98 [2022-03-01 16:40:05,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:05,862 INFO L470 AbstractCegarLoop]: Abstraction has 6943 states and 19206 transitions. [2022-03-01 16:40:05,862 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) [2022-03-01 16:40:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 6943 states and 19206 transitions. [2022-03-01 16:40:05,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:05,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:05,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:05,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 16:40:05,868 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)] === [2022-03-01 16:40:05,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:05,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1434238620, now seen corresponding path program 42 times [2022-03-01 16:40:05,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:05,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765346230] [2022-03-01 16:40:05,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:05,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:05,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:06,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:06,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765346230] [2022-03-01 16:40:06,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765346230] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:06,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:06,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:06,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532582774] [2022-03-01 16:40:06,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:06,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:06,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:06,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:06,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:06,261 INFO L87 Difference]: Start difference. First operand 6943 states and 19206 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) [2022-03-01 16:40:07,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:07,669 INFO L93 Difference]: Finished difference Result 9019 states and 24430 transitions. [2022-03-01 16:40:07,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:07,669 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 [2022-03-01 16:40:07,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:07,684 INFO L225 Difference]: With dead ends: 9019 [2022-03-01 16:40:07,684 INFO L226 Difference]: Without dead ends: 9019 [2022-03-01 16:40:07,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:07,684 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1402 mSDsluCounter, 1385 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:07,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 1670 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1306 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:07,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9019 states. [2022-03-01 16:40:07,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9019 to 6964. [2022-03-01 16:40:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6964 states, 6960 states have (on average 2.768390804597701) internal successors, (19268), 6963 states have internal predecessors, (19268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:07,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6964 states to 6964 states and 19268 transitions. [2022-03-01 16:40:07,796 INFO L78 Accepts]: Start accepts. Automaton has 6964 states and 19268 transitions. Word has length 98 [2022-03-01 16:40:07,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:07,796 INFO L470 AbstractCegarLoop]: Abstraction has 6964 states and 19268 transitions. [2022-03-01 16:40:07,796 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) [2022-03-01 16:40:07,796 INFO L276 IsEmpty]: Start isEmpty. Operand 6964 states and 19268 transitions. [2022-03-01 16:40:07,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:07,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:07,802 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:07,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 16:40:07,802 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)] === [2022-03-01 16:40:07,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:07,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1139454966, now seen corresponding path program 43 times [2022-03-01 16:40:07,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:07,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995948363] [2022-03-01 16:40:07,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:07,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:08,139 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:08,139 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995948363] [2022-03-01 16:40:08,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995948363] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:08,139 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:08,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:08,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074374709] [2022-03-01 16:40:08,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:08,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:08,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:08,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:08,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:08,140 INFO L87 Difference]: Start difference. First operand 6964 states and 19268 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) [2022-03-01 16:40:09,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:09,870 INFO L93 Difference]: Finished difference Result 9231 states and 24956 transitions. [2022-03-01 16:40:09,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:09,870 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 [2022-03-01 16:40:09,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:09,884 INFO L225 Difference]: With dead ends: 9231 [2022-03-01 16:40:09,884 INFO L226 Difference]: Without dead ends: 9231 [2022-03-01 16:40:09,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:09,884 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1133 mSDsluCounter, 2032 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1133 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 1968 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:09,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1133 Valid, 2325 Invalid, 1968 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:09,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9231 states. [2022-03-01 16:40:09,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9231 to 7006. [2022-03-01 16:40:09,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7006 states, 7002 states have (on average 2.7694944301628106) internal successors, (19392), 7005 states have internal predecessors, (19392), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:09,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7006 states to 7006 states and 19392 transitions. [2022-03-01 16:40:09,983 INFO L78 Accepts]: Start accepts. Automaton has 7006 states and 19392 transitions. Word has length 98 [2022-03-01 16:40:09,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:09,983 INFO L470 AbstractCegarLoop]: Abstraction has 7006 states and 19392 transitions. [2022-03-01 16:40:09,984 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) [2022-03-01 16:40:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 7006 states and 19392 transitions. [2022-03-01 16:40:09,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:09,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:09,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:09,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 16:40:09,989 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)] === [2022-03-01 16:40:09,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:09,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1300400044, now seen corresponding path program 44 times [2022-03-01 16:40:09,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:09,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85515116] [2022-03-01 16:40:09,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:09,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:10,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:10,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85515116] [2022-03-01 16:40:10,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85515116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:10,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:10,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:10,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092189500] [2022-03-01 16:40:10,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:10,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:10,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:10,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:10,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:10,345 INFO L87 Difference]: Start difference. First operand 7006 states and 19392 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) [2022-03-01 16:40:11,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:11,941 INFO L93 Difference]: Finished difference Result 9143 states and 24721 transitions. [2022-03-01 16:40:11,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:11,942 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 [2022-03-01 16:40:11,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:11,956 INFO L225 Difference]: With dead ends: 9143 [2022-03-01 16:40:11,956 INFO L226 Difference]: Without dead ends: 9143 [2022-03-01 16:40:11,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:11,956 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1044 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:11,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 2084 Invalid, 1737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:11,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9143 states. [2022-03-01 16:40:12,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9143 to 7027. [2022-03-01 16:40:12,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7027 states, 7023 states have (on average 2.770041292894774) internal successors, (19454), 7026 states have internal predecessors, (19454), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:12,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7027 states to 7027 states and 19454 transitions. [2022-03-01 16:40:12,064 INFO L78 Accepts]: Start accepts. Automaton has 7027 states and 19454 transitions. Word has length 98 [2022-03-01 16:40:12,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:12,064 INFO L470 AbstractCegarLoop]: Abstraction has 7027 states and 19454 transitions. [2022-03-01 16:40:12,064 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) [2022-03-01 16:40:12,064 INFO L276 IsEmpty]: Start isEmpty. Operand 7027 states and 19454 transitions. [2022-03-01 16:40:12,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:12,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:12,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:12,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 16:40:12,070 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)] === [2022-03-01 16:40:12,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:12,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1941753312, now seen corresponding path program 45 times [2022-03-01 16:40:12,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:12,072 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609590075] [2022-03-01 16:40:12,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:12,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:12,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:12,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:12,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:12,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609590075] [2022-03-01 16:40:12,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609590075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:12,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:12,602 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:12,602 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273806422] [2022-03-01 16:40:12,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:12,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:12,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:12,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:12,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:12,603 INFO L87 Difference]: Start difference. First operand 7027 states and 19454 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) [2022-03-01 16:40:14,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:14,525 INFO L93 Difference]: Finished difference Result 9012 states and 24408 transitions. [2022-03-01 16:40:14,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:14,525 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 [2022-03-01 16:40:14,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:14,538 INFO L225 Difference]: With dead ends: 9012 [2022-03-01 16:40:14,538 INFO L226 Difference]: Without dead ends: 9012 [2022-03-01 16:40:14,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:14,539 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1241 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 2351 SdHoareTripleChecker+Invalid, 2008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:14,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 2351 Invalid, 2008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:40:14,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9012 states. [2022-03-01 16:40:14,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9012 to 6922. [2022-03-01 16:40:14,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6922 states, 6918 states have (on average 2.7672737785487134) internal successors, (19144), 6921 states have internal predecessors, (19144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:14,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6922 states to 6922 states and 19144 transitions. [2022-03-01 16:40:14,647 INFO L78 Accepts]: Start accepts. Automaton has 6922 states and 19144 transitions. Word has length 98 [2022-03-01 16:40:14,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:14,648 INFO L470 AbstractCegarLoop]: Abstraction has 6922 states and 19144 transitions. [2022-03-01 16:40:14,648 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) [2022-03-01 16:40:14,648 INFO L276 IsEmpty]: Start isEmpty. Operand 6922 states and 19144 transitions. [2022-03-01 16:40:14,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:14,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:14,653 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] [2022-03-01 16:40:14,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 16:40:14,653 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)] === [2022-03-01 16:40:14,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:14,654 INFO L85 PathProgramCache]: Analyzing trace with hash -1334135892, now seen corresponding path program 49 times [2022-03-01 16:40:14,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:14,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755906170] [2022-03-01 16:40:14,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:14,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:14,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:14,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755906170] [2022-03-01 16:40:14,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755906170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:14,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:14,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:14,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393140335] [2022-03-01 16:40:14,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:14,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:14,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:14,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:14,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:14,966 INFO L87 Difference]: Start difference. First operand 6922 states and 19144 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) [2022-03-01 16:40:16,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:16,249 INFO L93 Difference]: Finished difference Result 7804 states and 21086 transitions. [2022-03-01 16:40:16,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:40:16,249 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 [2022-03-01 16:40:16,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:16,259 INFO L225 Difference]: With dead ends: 7804 [2022-03-01 16:40:16,259 INFO L226 Difference]: Without dead ends: 7804 [2022-03-01 16:40:16,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:40:16,260 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 960 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 1315 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:16,260 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 1718 Invalid, 1399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1315 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:16,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-03-01 16:40:16,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6926. [2022-03-01 16:40:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6926 states, 6922 states have (on average 2.7674082635076567) internal successors, (19156), 6925 states have internal predecessors, (19156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:16,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6926 states to 6926 states and 19156 transitions. [2022-03-01 16:40:16,343 INFO L78 Accepts]: Start accepts. Automaton has 6926 states and 19156 transitions. Word has length 98 [2022-03-01 16:40:16,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:16,343 INFO L470 AbstractCegarLoop]: Abstraction has 6926 states and 19156 transitions. [2022-03-01 16:40:16,343 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) [2022-03-01 16:40:16,343 INFO L276 IsEmpty]: Start isEmpty. Operand 6926 states and 19156 transitions. [2022-03-01 16:40:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:16,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:16,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:16,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 16:40:16,348 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)] === [2022-03-01 16:40:16,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:16,348 INFO L85 PathProgramCache]: Analyzing trace with hash -579949652, now seen corresponding path program 46 times [2022-03-01 16:40:16,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:16,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330912836] [2022-03-01 16:40:16,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:16,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:16,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:16,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:16,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330912836] [2022-03-01 16:40:16,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330912836] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:16,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:16,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:16,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923766009] [2022-03-01 16:40:16,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:16,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:16,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:16,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:16,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:16,810 INFO L87 Difference]: Start difference. First operand 6926 states and 19156 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) [2022-03-01 16:40:17,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:17,878 INFO L93 Difference]: Finished difference Result 7903 states and 21284 transitions. [2022-03-01 16:40:17,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:40:17,878 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 [2022-03-01 16:40:17,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:17,890 INFO L225 Difference]: With dead ends: 7903 [2022-03-01 16:40:17,890 INFO L226 Difference]: Without dead ends: 7903 [2022-03-01 16:40:17,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:40:17,891 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1171 mSDsluCounter, 1393 mSDsCounter, 0 mSdLazyCounter, 1301 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1301 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:17,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1677 Invalid, 1468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1301 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:40:17,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7903 states. [2022-03-01 16:40:17,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7903 to 6930. [2022-03-01 16:40:17,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6930 states, 6926 states have (on average 2.767542593127346) internal successors, (19168), 6929 states have internal predecessors, (19168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:18,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6930 states to 6930 states and 19168 transitions. [2022-03-01 16:40:18,003 INFO L78 Accepts]: Start accepts. Automaton has 6930 states and 19168 transitions. Word has length 98 [2022-03-01 16:40:18,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:18,003 INFO L470 AbstractCegarLoop]: Abstraction has 6930 states and 19168 transitions. [2022-03-01 16:40:18,004 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) [2022-03-01 16:40:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 6930 states and 19168 transitions. [2022-03-01 16:40:18,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:18,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:18,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:18,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 16:40:18,011 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)] === [2022-03-01 16:40:18,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:18,011 INFO L85 PathProgramCache]: Analyzing trace with hash 1892997576, now seen corresponding path program 50 times [2022-03-01 16:40:18,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:18,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618115155] [2022-03-01 16:40:18,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:18,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:18,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:18,437 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:18,437 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618115155] [2022-03-01 16:40:18,437 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618115155] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:18,437 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:18,437 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:18,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872499257] [2022-03-01 16:40:18,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:18,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:18,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:18,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:18,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:18,438 INFO L87 Difference]: Start difference. First operand 6930 states and 19168 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) [2022-03-01 16:40:19,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:19,772 INFO L93 Difference]: Finished difference Result 8336 states and 22570 transitions. [2022-03-01 16:40:19,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:19,772 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 [2022-03-01 16:40:19,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:19,784 INFO L225 Difference]: With dead ends: 8336 [2022-03-01 16:40:19,785 INFO L226 Difference]: Without dead ends: 8336 [2022-03-01 16:40:19,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:19,799 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1273 mSDsluCounter, 1248 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 1288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:19,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1534 Invalid, 1288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:19,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8336 states. [2022-03-01 16:40:19,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8336 to 6951. [2022-03-01 16:40:19,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6951 states, 6947 states have (on average 2.7681013387073556) internal successors, (19230), 6950 states have internal predecessors, (19230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:19,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6951 states to 6951 states and 19230 transitions. [2022-03-01 16:40:19,912 INFO L78 Accepts]: Start accepts. Automaton has 6951 states and 19230 transitions. Word has length 98 [2022-03-01 16:40:19,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:19,912 INFO L470 AbstractCegarLoop]: Abstraction has 6951 states and 19230 transitions. [2022-03-01 16:40:19,912 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) [2022-03-01 16:40:19,913 INFO L276 IsEmpty]: Start isEmpty. Operand 6951 states and 19230 transitions. [2022-03-01 16:40:19,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:19,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:19,918 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] [2022-03-01 16:40:19,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 16:40:19,918 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)] === [2022-03-01 16:40:19,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:19,919 INFO L85 PathProgramCache]: Analyzing trace with hash -1137524146, now seen corresponding path program 51 times [2022-03-01 16:40:19,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:19,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018486658] [2022-03-01 16:40:19,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:19,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:19,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:20,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:20,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018486658] [2022-03-01 16:40:20,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018486658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:20,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:20,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:20,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337241561] [2022-03-01 16:40:20,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:20,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:20,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:20,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:20,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:20,344 INFO L87 Difference]: Start difference. First operand 6951 states and 19230 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) [2022-03-01 16:40:21,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:21,748 INFO L93 Difference]: Finished difference Result 8245 states and 22330 transitions. [2022-03-01 16:40:21,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:21,749 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 [2022-03-01 16:40:21,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:21,761 INFO L225 Difference]: With dead ends: 8245 [2022-03-01 16:40:21,761 INFO L226 Difference]: Without dead ends: 8245 [2022-03-01 16:40:21,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:21,762 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1350 mSDsluCounter, 1251 mSDsCounter, 0 mSdLazyCounter, 1178 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1350 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 1335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:21,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1350 Valid, 1546 Invalid, 1335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1178 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:21,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8245 states. [2022-03-01 16:40:21,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8245 to 6993. [2022-03-01 16:40:21,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6993 states, 6989 states have (on average 2.769208756617542) internal successors, (19354), 6992 states have internal predecessors, (19354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:21,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6993 states to 6993 states and 19354 transitions. [2022-03-01 16:40:21,866 INFO L78 Accepts]: Start accepts. Automaton has 6993 states and 19354 transitions. Word has length 98 [2022-03-01 16:40:21,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:21,866 INFO L470 AbstractCegarLoop]: Abstraction has 6993 states and 19354 transitions. [2022-03-01 16:40:21,866 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) [2022-03-01 16:40:21,866 INFO L276 IsEmpty]: Start isEmpty. Operand 6993 states and 19354 transitions. [2022-03-01 16:40:21,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:21,872 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:21,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:21,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 16:40:21,872 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)] === [2022-03-01 16:40:21,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:21,872 INFO L85 PathProgramCache]: Analyzing trace with hash -354764304, now seen corresponding path program 52 times [2022-03-01 16:40:21,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:21,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794344544] [2022-03-01 16:40:21,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:21,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:22,307 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:22,307 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794344544] [2022-03-01 16:40:22,307 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794344544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:22,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:22,308 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:22,308 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833940921] [2022-03-01 16:40:22,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:22,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:22,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:22,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:22,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:22,310 INFO L87 Difference]: Start difference. First operand 6993 states and 19354 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) [2022-03-01 16:40:23,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:23,831 INFO L93 Difference]: Finished difference Result 8168 states and 22117 transitions. [2022-03-01 16:40:23,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:23,832 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 [2022-03-01 16:40:23,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:23,844 INFO L225 Difference]: With dead ends: 8168 [2022-03-01 16:40:23,844 INFO L226 Difference]: Without dead ends: 8168 [2022-03-01 16:40:23,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:23,845 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1272 mSDsluCounter, 1918 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:23,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 2217 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:23,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8168 states. [2022-03-01 16:40:23,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8168 to 7014. [2022-03-01 16:40:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7014 states, 7010 states have (on average 2.7697574893009986) internal successors, (19416), 7013 states have internal predecessors, (19416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:23,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7014 states to 7014 states and 19416 transitions. [2022-03-01 16:40:23,954 INFO L78 Accepts]: Start accepts. Automaton has 7014 states and 19416 transitions. Word has length 98 [2022-03-01 16:40:23,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:23,954 INFO L470 AbstractCegarLoop]: Abstraction has 7014 states and 19416 transitions. [2022-03-01 16:40:23,954 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) [2022-03-01 16:40:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7014 states and 19416 transitions. [2022-03-01 16:40:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:23,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:23,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:23,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 16:40:23,961 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)] === [2022-03-01 16:40:23,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:23,961 INFO L85 PathProgramCache]: Analyzing trace with hash 254759556, now seen corresponding path program 53 times [2022-03-01 16:40:23,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:23,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454467751] [2022-03-01 16:40:23,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:23,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:24,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:24,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:24,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454467751] [2022-03-01 16:40:24,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454467751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:24,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:24,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:24,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969928230] [2022-03-01 16:40:24,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:24,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:24,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:24,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:24,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:24,364 INFO L87 Difference]: Start difference. First operand 7014 states and 19416 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) [2022-03-01 16:40:25,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:25,745 INFO L93 Difference]: Finished difference Result 8070 states and 21870 transitions. [2022-03-01 16:40:25,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:25,745 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 [2022-03-01 16:40:25,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:25,758 INFO L225 Difference]: With dead ends: 8070 [2022-03-01 16:40:25,758 INFO L226 Difference]: Without dead ends: 8070 [2022-03-01 16:40:25,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:25,759 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1325 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:25,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1855 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:25,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8070 states. [2022-03-01 16:40:25,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8070 to 6930. [2022-03-01 16:40:25,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6930 states, 6926 states have (on average 2.767542593127346) internal successors, (19168), 6929 states have internal predecessors, (19168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:25,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6930 states to 6930 states and 19168 transitions. [2022-03-01 16:40:25,864 INFO L78 Accepts]: Start accepts. Automaton has 6930 states and 19168 transitions. Word has length 98 [2022-03-01 16:40:25,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:25,864 INFO L470 AbstractCegarLoop]: Abstraction has 6930 states and 19168 transitions. [2022-03-01 16:40:25,864 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) [2022-03-01 16:40:25,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6930 states and 19168 transitions. [2022-03-01 16:40:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:25,870 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:25,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:25,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 16:40:25,871 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)] === [2022-03-01 16:40:25,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:25,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1642531928, now seen corresponding path program 47 times [2022-03-01 16:40:25,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:25,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671318618] [2022-03-01 16:40:25,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:25,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:26,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:26,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671318618] [2022-03-01 16:40:26,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671318618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:26,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:26,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:26,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391461555] [2022-03-01 16:40:26,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:26,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:26,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:26,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:26,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:26,326 INFO L87 Difference]: Start difference. First operand 6930 states and 19168 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) [2022-03-01 16:40:27,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:27,312 INFO L93 Difference]: Finished difference Result 8501 states and 22900 transitions. [2022-03-01 16:40:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:27,312 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 [2022-03-01 16:40:27,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:27,325 INFO L225 Difference]: With dead ends: 8501 [2022-03-01 16:40:27,325 INFO L226 Difference]: Without dead ends: 8501 [2022-03-01 16:40:27,326 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:27,326 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1360 mSDsluCounter, 1101 mSDsCounter, 0 mSdLazyCounter, 1055 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 1238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1055 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:27,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 1404 Invalid, 1238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1055 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:40:27,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8501 states. [2022-03-01 16:40:27,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8501 to 6951. [2022-03-01 16:40:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6951 states, 6947 states have (on average 2.7681013387073556) internal successors, (19230), 6950 states have internal predecessors, (19230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:27,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6951 states to 6951 states and 19230 transitions. [2022-03-01 16:40:27,432 INFO L78 Accepts]: Start accepts. Automaton has 6951 states and 19230 transitions. Word has length 98 [2022-03-01 16:40:27,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:27,432 INFO L470 AbstractCegarLoop]: Abstraction has 6951 states and 19230 transitions. [2022-03-01 16:40:27,432 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) [2022-03-01 16:40:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 6951 states and 19230 transitions. [2022-03-01 16:40:27,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:27,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:27,438 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:27,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 16:40:27,438 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)] === [2022-03-01 16:40:27,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:27,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1347748274, now seen corresponding path program 48 times [2022-03-01 16:40:27,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:27,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169324271] [2022-03-01 16:40:27,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:27,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:27,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:27,774 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:27,774 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169324271] [2022-03-01 16:40:27,774 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169324271] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:27,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:27,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:27,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207262630] [2022-03-01 16:40:27,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:27,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:27,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:27,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:27,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:27,775 INFO L87 Difference]: Start difference. First operand 6951 states and 19230 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) [2022-03-01 16:40:28,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:28,902 INFO L93 Difference]: Finished difference Result 8388 states and 22616 transitions. [2022-03-01 16:40:28,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:28,902 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 [2022-03-01 16:40:28,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:28,915 INFO L225 Difference]: With dead ends: 8388 [2022-03-01 16:40:28,915 INFO L226 Difference]: Without dead ends: 8388 [2022-03-01 16:40:28,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:28,916 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1155 mSDsluCounter, 1341 mSDsCounter, 0 mSdLazyCounter, 1220 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1155 SdHoareTripleChecker+Valid, 1652 SdHoareTripleChecker+Invalid, 1421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:28,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1155 Valid, 1652 Invalid, 1421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1220 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:40:28,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8388 states. [2022-03-01 16:40:29,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8388 to 6993. [2022-03-01 16:40:29,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6993 states, 6989 states have (on average 2.769208756617542) internal successors, (19354), 6992 states have internal predecessors, (19354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:29,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6993 states to 6993 states and 19354 transitions. [2022-03-01 16:40:29,025 INFO L78 Accepts]: Start accepts. Automaton has 6993 states and 19354 transitions. Word has length 98 [2022-03-01 16:40:29,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:29,025 INFO L470 AbstractCegarLoop]: Abstraction has 6993 states and 19354 transitions. [2022-03-01 16:40:29,025 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) [2022-03-01 16:40:29,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6993 states and 19354 transitions. [2022-03-01 16:40:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:29,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:29,031 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] [2022-03-01 16:40:29,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 16:40:29,031 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)] === [2022-03-01 16:40:29,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:29,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1092106736, now seen corresponding path program 49 times [2022-03-01 16:40:29,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:29,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405620277] [2022-03-01 16:40:29,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:29,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:29,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:29,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:29,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405620277] [2022-03-01 16:40:29,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405620277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:29,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:29,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:29,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236628869] [2022-03-01 16:40:29,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:29,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:29,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:29,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:29,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:29,383 INFO L87 Difference]: Start difference. First operand 6993 states and 19354 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) [2022-03-01 16:40:30,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:30,838 INFO L93 Difference]: Finished difference Result 8300 states and 22381 transitions. [2022-03-01 16:40:30,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:30,838 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 [2022-03-01 16:40:30,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:30,852 INFO L225 Difference]: With dead ends: 8300 [2022-03-01 16:40:30,852 INFO L226 Difference]: Without dead ends: 8300 [2022-03-01 16:40:30,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:30,852 INFO L933 BasicCegarLoop]: 346 mSDtfsCounter, 1093 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1705 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 2273 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:30,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 2273 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1705 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:30,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8300 states. [2022-03-01 16:40:30,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8300 to 7014. [2022-03-01 16:40:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7014 states, 7010 states have (on average 2.7697574893009986) internal successors, (19416), 7013 states have internal predecessors, (19416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:30,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7014 states to 7014 states and 19416 transitions. [2022-03-01 16:40:30,973 INFO L78 Accepts]: Start accepts. Automaton has 7014 states and 19416 transitions. Word has length 98 [2022-03-01 16:40:30,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:30,973 INFO L470 AbstractCegarLoop]: Abstraction has 7014 states and 19416 transitions. [2022-03-01 16:40:30,973 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) [2022-03-01 16:40:30,973 INFO L276 IsEmpty]: Start isEmpty. Operand 7014 states and 19416 transitions. [2022-03-01 16:40:30,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:30,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:30,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:30,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 16:40:30,979 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)] === [2022-03-01 16:40:30,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:30,980 INFO L85 PathProgramCache]: Analyzing trace with hash 2144920676, now seen corresponding path program 50 times [2022-03-01 16:40:30,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:30,980 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972942315] [2022-03-01 16:40:30,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:30,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:31,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:31,404 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:31,404 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972942315] [2022-03-01 16:40:31,404 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972942315] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:31,404 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:31,404 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:31,404 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113065027] [2022-03-01 16:40:31,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:31,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:31,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:31,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:31,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:31,405 INFO L87 Difference]: Start difference. First operand 7014 states and 19416 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) [2022-03-01 16:40:32,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:32,876 INFO L93 Difference]: Finished difference Result 8169 states and 22068 transitions. [2022-03-01 16:40:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:32,876 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 [2022-03-01 16:40:32,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:32,889 INFO L225 Difference]: With dead ends: 8169 [2022-03-01 16:40:32,889 INFO L226 Difference]: Without dead ends: 8169 [2022-03-01 16:40:32,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:32,889 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 1242 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1578 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 2053 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:32,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 2053 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1578 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:32,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-01 16:40:32,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6930. [2022-03-01 16:40:32,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6930 states, 6926 states have (on average 2.767542593127346) internal successors, (19168), 6929 states have internal predecessors, (19168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6930 states to 6930 states and 19168 transitions. [2022-03-01 16:40:32,990 INFO L78 Accepts]: Start accepts. Automaton has 6930 states and 19168 transitions. Word has length 98 [2022-03-01 16:40:32,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:32,990 INFO L470 AbstractCegarLoop]: Abstraction has 6930 states and 19168 transitions. [2022-03-01 16:40:32,990 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) [2022-03-01 16:40:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 6930 states and 19168 transitions. [2022-03-01 16:40:32,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:32,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:32,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:32,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 16:40:32,996 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)] === [2022-03-01 16:40:32,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:32,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1278476066, now seen corresponding path program 54 times [2022-03-01 16:40:32,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:32,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604427766] [2022-03-01 16:40:32,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:32,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:33,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:33,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604427766] [2022-03-01 16:40:33,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604427766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:33,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:33,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:33,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872406593] [2022-03-01 16:40:33,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:33,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:33,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:33,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:33,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:33,273 INFO L87 Difference]: Start difference. First operand 6930 states and 19168 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) [2022-03-01 16:40:34,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:34,394 INFO L93 Difference]: Finished difference Result 8952 states and 24332 transitions. [2022-03-01 16:40:34,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:34,395 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 [2022-03-01 16:40:34,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:34,408 INFO L225 Difference]: With dead ends: 8952 [2022-03-01 16:40:34,408 INFO L226 Difference]: Without dead ends: 8952 [2022-03-01 16:40:34,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:34,409 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1101 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 1436 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1436 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:34,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 1830 Invalid, 1572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1436 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:40:34,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8952 states. [2022-03-01 16:40:34,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8952 to 7016. [2022-03-01 16:40:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:34,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-01 16:40:34,522 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-01 16:40:34,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:34,522 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-01 16:40:34,522 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) [2022-03-01 16:40:34,522 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-01 16:40:34,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:34,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:34,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:34,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 16:40:34,528 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)] === [2022-03-01 16:40:34,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:34,528 INFO L85 PathProgramCache]: Analyzing trace with hash -421980120, now seen corresponding path program 55 times [2022-03-01 16:40:34,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:34,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597070914] [2022-03-01 16:40:34,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:34,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:34,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:34,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:34,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597070914] [2022-03-01 16:40:34,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597070914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:34,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:34,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:34,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689511101] [2022-03-01 16:40:34,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:34,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:34,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:34,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:34,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:34,828 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 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) [2022-03-01 16:40:36,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:36,231 INFO L93 Difference]: Finished difference Result 9253 states and 25177 transitions. [2022-03-01 16:40:36,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:36,231 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 [2022-03-01 16:40:36,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:36,246 INFO L225 Difference]: With dead ends: 9253 [2022-03-01 16:40:36,246 INFO L226 Difference]: Without dead ends: 9253 [2022-03-01 16:40:36,246 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:36,246 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1098 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 2069 SdHoareTripleChecker+Invalid, 1775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:36,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 2069 Invalid, 1775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:36,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-03-01 16:40:36,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 7037. [2022-03-01 16:40:36,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7037 states, 7033 states have (on average 2.770368263898763) internal successors, (19484), 7036 states have internal predecessors, (19484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:36,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7037 states to 7037 states and 19484 transitions. [2022-03-01 16:40:36,361 INFO L78 Accepts]: Start accepts. Automaton has 7037 states and 19484 transitions. Word has length 98 [2022-03-01 16:40:36,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:36,361 INFO L470 AbstractCegarLoop]: Abstraction has 7037 states and 19484 transitions. [2022-03-01 16:40:36,361 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) [2022-03-01 16:40:36,361 INFO L276 IsEmpty]: Start isEmpty. Operand 7037 states and 19484 transitions. [2022-03-01 16:40:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:36,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:36,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:36,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 16:40:36,367 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)] === [2022-03-01 16:40:36,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:36,367 INFO L85 PathProgramCache]: Analyzing trace with hash 187543740, now seen corresponding path program 56 times [2022-03-01 16:40:36,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:36,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007797877] [2022-03-01 16:40:36,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:36,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:36,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:36,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:36,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007797877] [2022-03-01 16:40:36,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007797877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:36,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:36,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:36,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1248466194] [2022-03-01 16:40:36,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:36,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:36,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:36,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:36,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:36,845 INFO L87 Difference]: Start difference. First operand 7037 states and 19484 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) [2022-03-01 16:40:38,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:38,664 INFO L93 Difference]: Finished difference Result 9155 states and 24930 transitions. [2022-03-01 16:40:38,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:38,664 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 [2022-03-01 16:40:38,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:38,678 INFO L225 Difference]: With dead ends: 9155 [2022-03-01 16:40:38,678 INFO L226 Difference]: Without dead ends: 9155 [2022-03-01 16:40:38,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:38,679 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 946 mSDsluCounter, 2118 mSDsCounter, 0 mSdLazyCounter, 1924 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 2409 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:38,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 2409 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1924 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:40:38,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9155 states. [2022-03-01 16:40:38,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9155 to 6974. [2022-03-01 16:40:38,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6974 states, 6970 states have (on average 2.7687230989956957) internal successors, (19298), 6973 states have internal predecessors, (19298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6974 states to 6974 states and 19298 transitions. [2022-03-01 16:40:38,791 INFO L78 Accepts]: Start accepts. Automaton has 6974 states and 19298 transitions. Word has length 98 [2022-03-01 16:40:38,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:38,791 INFO L470 AbstractCegarLoop]: Abstraction has 6974 states and 19298 transitions. [2022-03-01 16:40:38,791 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) [2022-03-01 16:40:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 6974 states and 19298 transitions. [2022-03-01 16:40:38,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:38,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:38,797 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] [2022-03-01 16:40:38,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 16:40:38,797 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)] === [2022-03-01 16:40:38,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:38,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1738391270, now seen corresponding path program 57 times [2022-03-01 16:40:38,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:38,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077602943] [2022-03-01 16:40:38,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:38,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:38,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:39,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:39,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077602943] [2022-03-01 16:40:39,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077602943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:39,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:39,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:39,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739765707] [2022-03-01 16:40:39,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:39,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:39,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:39,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:39,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:39,225 INFO L87 Difference]: Start difference. First operand 6974 states and 19298 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) [2022-03-01 16:40:40,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:40,746 INFO L93 Difference]: Finished difference Result 9085 states and 24739 transitions. [2022-03-01 16:40:40,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:40,746 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 [2022-03-01 16:40:40,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:40,759 INFO L225 Difference]: With dead ends: 9085 [2022-03-01 16:40:40,760 INFO L226 Difference]: Without dead ends: 9085 [2022-03-01 16:40:40,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:40,760 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 941 mSDsluCounter, 1619 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 1909 SdHoareTripleChecker+Invalid, 1584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:40,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 1909 Invalid, 1584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:40,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9085 states. [2022-03-01 16:40:40,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9085 to 7016. [2022-03-01 16:40:40,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7016 states, 7012 states have (on average 2.7698231602966343) internal successors, (19422), 7015 states have internal predecessors, (19422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7016 states to 7016 states and 19422 transitions. [2022-03-01 16:40:40,867 INFO L78 Accepts]: Start accepts. Automaton has 7016 states and 19422 transitions. Word has length 98 [2022-03-01 16:40:40,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:40,867 INFO L470 AbstractCegarLoop]: Abstraction has 7016 states and 19422 transitions. [2022-03-01 16:40:40,867 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) [2022-03-01 16:40:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 7016 states and 19422 transitions. [2022-03-01 16:40:40,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:40,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:40,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:40,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 16:40:40,873 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)] === [2022-03-01 16:40:40,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:40,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1947052166, now seen corresponding path program 58 times [2022-03-01 16:40:40,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:40,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228814604] [2022-03-01 16:40:40,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:40,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:40,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:41,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:41,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:41,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228814604] [2022-03-01 16:40:41,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228814604] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:41,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:41,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:41,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360567614] [2022-03-01 16:40:41,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:41,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:41,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:41,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:41,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:41,407 INFO L87 Difference]: Start difference. First operand 7016 states and 19422 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) [2022-03-01 16:40:43,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:43,419 INFO L93 Difference]: Finished difference Result 9267 states and 25275 transitions. [2022-03-01 16:40:43,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:43,420 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 [2022-03-01 16:40:43,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:43,433 INFO L225 Difference]: With dead ends: 9267 [2022-03-01 16:40:43,433 INFO L226 Difference]: Without dead ends: 9267 [2022-03-01 16:40:43,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:43,434 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 995 mSDsluCounter, 2275 mSDsCounter, 0 mSdLazyCounter, 2110 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 2567 SdHoareTripleChecker+Invalid, 2240 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 2110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:43,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 2567 Invalid, 2240 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 2110 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:40:43,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9267 states. [2022-03-01 16:40:43,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9267 to 6995. [2022-03-01 16:40:43,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6995 states, 6991 states have (on average 2.7692747818623946) internal successors, (19360), 6994 states have internal predecessors, (19360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6995 states to 6995 states and 19360 transitions. [2022-03-01 16:40:43,605 INFO L78 Accepts]: Start accepts. Automaton has 6995 states and 19360 transitions. Word has length 98 [2022-03-01 16:40:43,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:43,605 INFO L470 AbstractCegarLoop]: Abstraction has 6995 states and 19360 transitions. [2022-03-01 16:40:43,605 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) [2022-03-01 16:40:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand 6995 states and 19360 transitions. [2022-03-01 16:40:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:43,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:43,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:43,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 16:40:43,610 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)] === [2022-03-01 16:40:43,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:43,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1475363742, now seen corresponding path program 59 times [2022-03-01 16:40:43,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:43,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1478589608] [2022-03-01 16:40:43,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:43,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:44,194 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:44,194 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1478589608] [2022-03-01 16:40:44,194 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1478589608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:44,194 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:44,194 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:44,194 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831638609] [2022-03-01 16:40:44,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:44,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:44,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:44,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:44,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:44,195 INFO L87 Difference]: Start difference. First operand 6995 states and 19360 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) [2022-03-01 16:40:45,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:45,955 INFO L93 Difference]: Finished difference Result 9134 states and 24922 transitions. [2022-03-01 16:40:45,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:45,955 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 [2022-03-01 16:40:45,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:45,971 INFO L225 Difference]: With dead ends: 9134 [2022-03-01 16:40:45,971 INFO L226 Difference]: Without dead ends: 9134 [2022-03-01 16:40:45,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:45,972 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1266 mSDsluCounter, 1636 mSDsCounter, 0 mSdLazyCounter, 1626 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 1935 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:45,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1266 Valid, 1935 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1626 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:45,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9134 states. [2022-03-01 16:40:46,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9134 to 6932. [2022-03-01 16:40:46,084 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) [2022-03-01 16:40:46,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-03-01 16:40:46,098 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-03-01 16:40:46,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:46,098 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-03-01 16:40:46,098 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) [2022-03-01 16:40:46,098 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-03-01 16:40:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:46,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:46,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:46,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 16:40:46,104 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)] === [2022-03-01 16:40:46,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:46,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1597660702, now seen corresponding path program 60 times [2022-03-01 16:40:46,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:46,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1449554281] [2022-03-01 16:40:46,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:46,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:46,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:46,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1449554281] [2022-03-01 16:40:46,499 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1449554281] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:46,499 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:46,499 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:46,499 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139410897] [2022-03-01 16:40:46,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:46,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:46,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:46,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:46,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:46,499 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) [2022-03-01 16:40:47,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:47,929 INFO L93 Difference]: Finished difference Result 8686 states and 23604 transitions. [2022-03-01 16:40:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:40:47,929 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 [2022-03-01 16:40:47,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:47,942 INFO L225 Difference]: With dead ends: 8686 [2022-03-01 16:40:47,943 INFO L226 Difference]: Without dead ends: 8686 [2022-03-01 16:40:47,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:40:47,943 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1228 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1761 SdHoareTripleChecker+Invalid, 1492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:47,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1761 Invalid, 1492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:40:47,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-03-01 16:40:48,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6915. [2022-03-01 16:40:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6915 states, 6911 states have (on average 2.767182752134279) internal successors, (19124), 6914 states have internal predecessors, (19124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:48,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6915 states to 6915 states and 19124 transitions. [2022-03-01 16:40:48,051 INFO L78 Accepts]: Start accepts. Automaton has 6915 states and 19124 transitions. Word has length 98 [2022-03-01 16:40:48,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:48,051 INFO L470 AbstractCegarLoop]: Abstraction has 6915 states and 19124 transitions. [2022-03-01 16:40:48,051 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) [2022-03-01 16:40:48,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6915 states and 19124 transitions. [2022-03-01 16:40:48,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:48,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:48,057 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:48,057 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 16:40:48,057 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)] === [2022-03-01 16:40:48,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:48,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1432861020, now seen corresponding path program 61 times [2022-03-01 16:40:48,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:48,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205923750] [2022-03-01 16:40:48,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:48,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:48,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:48,354 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:48,354 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205923750] [2022-03-01 16:40:48,354 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205923750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:48,354 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:48,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:48,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667923736] [2022-03-01 16:40:48,355 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:48,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:48,355 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:48,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:48,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:48,355 INFO L87 Difference]: Start difference. First operand 6915 states and 19124 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) [2022-03-01 16:40:49,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:49,538 INFO L93 Difference]: Finished difference Result 9106 states and 24786 transitions. [2022-03-01 16:40:49,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:49,538 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 [2022-03-01 16:40:49,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:49,552 INFO L225 Difference]: With dead ends: 9106 [2022-03-01 16:40:49,552 INFO L226 Difference]: Without dead ends: 9106 [2022-03-01 16:40:49,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:49,553 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1097 mSDsluCounter, 1606 mSDsCounter, 0 mSdLazyCounter, 1501 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 1893 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:49,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 1893 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1501 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:40:49,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9106 states. [2022-03-01 16:40:49,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9106 to 6957. [2022-03-01 16:40:49,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6957 states, 6953 states have (on average 2.768301452610384) internal successors, (19248), 6956 states have internal predecessors, (19248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6957 states to 6957 states and 19248 transitions. [2022-03-01 16:40:49,665 INFO L78 Accepts]: Start accepts. Automaton has 6957 states and 19248 transitions. Word has length 98 [2022-03-01 16:40:49,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:49,665 INFO L470 AbstractCegarLoop]: Abstraction has 6957 states and 19248 transitions. [2022-03-01 16:40:49,665 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) [2022-03-01 16:40:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 6957 states and 19248 transitions. [2022-03-01 16:40:49,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:49,671 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:49,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:49,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 16:40:49,671 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)] === [2022-03-01 16:40:49,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:49,671 INFO L85 PathProgramCache]: Analyzing trace with hash -650101178, now seen corresponding path program 62 times [2022-03-01 16:40:49,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:49,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560355304] [2022-03-01 16:40:49,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:49,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:50,069 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:50,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560355304] [2022-03-01 16:40:50,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560355304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:50,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:50,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:50,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669271013] [2022-03-01 16:40:50,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:50,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:50,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:50,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:50,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:50,072 INFO L87 Difference]: Start difference. First operand 6957 states and 19248 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) [2022-03-01 16:40:51,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:51,632 INFO L93 Difference]: Finished difference Result 9029 states and 24573 transitions. [2022-03-01 16:40:51,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:51,632 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 [2022-03-01 16:40:51,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:51,646 INFO L225 Difference]: With dead ends: 9029 [2022-03-01 16:40:51,646 INFO L226 Difference]: Without dead ends: 9029 [2022-03-01 16:40:51,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:51,647 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1272 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 2101 SdHoareTripleChecker+Invalid, 1810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:51,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 2101 Invalid, 1810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1667 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:51,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9029 states. [2022-03-01 16:40:51,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9029 to 6978. [2022-03-01 16:40:51,746 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) [2022-03-01 16:40:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-03-01 16:40:51,759 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-03-01 16:40:51,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:51,759 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-03-01 16:40:51,759 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) [2022-03-01 16:40:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-03-01 16:40:51,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:51,765 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:51,765 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:51,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 16:40:51,765 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)] === [2022-03-01 16:40:51,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:51,765 INFO L85 PathProgramCache]: Analyzing trace with hash -40577318, now seen corresponding path program 63 times [2022-03-01 16:40:51,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:51,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501582923] [2022-03-01 16:40:51,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:51,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:51,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:52,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:52,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501582923] [2022-03-01 16:40:52,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1501582923] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:52,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:52,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:52,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913103335] [2022-03-01 16:40:52,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:52,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:52,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:52,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:52,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:52,209 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) [2022-03-01 16:40:53,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:53,845 INFO L93 Difference]: Finished difference Result 8931 states and 24326 transitions. [2022-03-01 16:40:53,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:40:53,846 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 [2022-03-01 16:40:53,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:53,860 INFO L225 Difference]: With dead ends: 8931 [2022-03-01 16:40:53,860 INFO L226 Difference]: Without dead ends: 8931 [2022-03-01 16:40:53,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:40:53,860 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1214 mSDsluCounter, 1696 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1214 SdHoareTripleChecker+Valid, 2002 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:53,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1214 Valid, 2002 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:40:53,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8931 states. [2022-03-01 16:40:53,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8931 to 6873. [2022-03-01 16:40:53,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6873 states, 6869 states have (on average 2.766050371233076) internal successors, (19000), 6872 states have internal predecessors, (19000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:53,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6873 states to 6873 states and 19000 transitions. [2022-03-01 16:40:53,972 INFO L78 Accepts]: Start accepts. Automaton has 6873 states and 19000 transitions. Word has length 98 [2022-03-01 16:40:53,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:53,972 INFO L470 AbstractCegarLoop]: Abstraction has 6873 states and 19000 transitions. [2022-03-01 16:40:53,972 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) [2022-03-01 16:40:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 6873 states and 19000 transitions. [2022-03-01 16:40:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:53,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:53,978 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:53,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 16:40:53,978 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)] === [2022-03-01 16:40:53,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:53,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1920077178, now seen corresponding path program 64 times [2022-03-01 16:40:53,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:53,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379945600] [2022-03-01 16:40:53,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:53,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:54,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:54,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:54,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:54,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379945600] [2022-03-01 16:40:54,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379945600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:54,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:54,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:54,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408467801] [2022-03-01 16:40:54,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:54,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:54,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:54,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:54,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:54,398 INFO L87 Difference]: Start difference. First operand 6873 states and 19000 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) [2022-03-01 16:40:55,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:55,573 INFO L93 Difference]: Finished difference Result 8175 states and 22124 transitions. [2022-03-01 16:40:55,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:40:55,573 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 [2022-03-01 16:40:55,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:55,587 INFO L225 Difference]: With dead ends: 8175 [2022-03-01 16:40:55,587 INFO L226 Difference]: Without dead ends: 8175 [2022-03-01 16:40:55,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:40:55,587 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1199 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1199 SdHoareTripleChecker+Valid, 1803 SdHoareTripleChecker+Invalid, 1545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:55,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1199 Valid, 1803 Invalid, 1545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:40:55,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8175 states. [2022-03-01 16:40:55,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8175 to 6843. [2022-03-01 16:40:55,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6843 states, 6839 states have (on average 2.765316566749525) internal successors, (18912), 6842 states have internal predecessors, (18912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:55,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 6843 states and 18912 transitions. [2022-03-01 16:40:55,702 INFO L78 Accepts]: Start accepts. Automaton has 6843 states and 18912 transitions. Word has length 98 [2022-03-01 16:40:55,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:55,702 INFO L470 AbstractCegarLoop]: Abstraction has 6843 states and 18912 transitions. [2022-03-01 16:40:55,702 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) [2022-03-01 16:40:55,702 INFO L276 IsEmpty]: Start isEmpty. Operand 6843 states and 18912 transitions. [2022-03-01 16:40:55,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:55,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:55,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:40:55,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 16:40:55,708 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)] === [2022-03-01 16:40:55,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:55,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1063581232, now seen corresponding path program 65 times [2022-03-01 16:40:55,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:55,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715312515] [2022-03-01 16:40:55,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:55,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:56,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:56,139 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:56,139 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715312515] [2022-03-01 16:40:56,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715312515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:56,139 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:56,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:56,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954923651] [2022-03-01 16:40:56,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:56,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:56,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:56,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:56,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:56,140 INFO L87 Difference]: Start difference. First operand 6843 states and 18912 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) [2022-03-01 16:40:57,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:40:57,756 INFO L93 Difference]: Finished difference Result 8476 states and 22969 transitions. [2022-03-01 16:40:57,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:40:57,757 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 [2022-03-01 16:40:57,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:40:57,771 INFO L225 Difference]: With dead ends: 8476 [2022-03-01 16:40:57,771 INFO L226 Difference]: Without dead ends: 8476 [2022-03-01 16:40:57,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:40:57,771 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1392 mSDsluCounter, 1885 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:40:57,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 2168 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:40:57,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2022-03-01 16:40:57,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 6864. [2022-03-01 16:40:57,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6864 states, 6860 states have (on average 2.765889212827988) internal successors, (18974), 6863 states have internal predecessors, (18974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:40:57,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6864 states to 6864 states and 18974 transitions. [2022-03-01 16:40:57,938 INFO L78 Accepts]: Start accepts. Automaton has 6864 states and 18974 transitions. Word has length 98 [2022-03-01 16:40:57,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:40:57,938 INFO L470 AbstractCegarLoop]: Abstraction has 6864 states and 18974 transitions. [2022-03-01 16:40:57,938 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) [2022-03-01 16:40:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6864 states and 18974 transitions. [2022-03-01 16:40:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:40:57,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:40:57,944 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] [2022-03-01 16:40:57,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 16:40:57,944 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)] === [2022-03-01 16:40:57,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:40:57,946 INFO L85 PathProgramCache]: Analyzing trace with hash -454057372, now seen corresponding path program 66 times [2022-03-01 16:40:57,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:40:57,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248318628] [2022-03-01 16:40:57,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:40:57,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:40:57,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:40:58,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:40:58,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:40:58,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248318628] [2022-03-01 16:40:58,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1248318628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:40:58,368 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:40:58,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:40:58,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078471704] [2022-03-01 16:40:58,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:40:58,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:40:58,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:40:58,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:40:58,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:40:58,369 INFO L87 Difference]: Start difference. First operand 6864 states and 18974 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) [2022-03-01 16:41:00,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:00,065 INFO L93 Difference]: Finished difference Result 8378 states and 22722 transitions. [2022-03-01 16:41:00,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:00,065 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 [2022-03-01 16:41:00,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:00,078 INFO L225 Difference]: With dead ends: 8378 [2022-03-01 16:41:00,078 INFO L226 Difference]: Without dead ends: 8378 [2022-03-01 16:41:00,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:00,079 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1066 mSDsluCounter, 1902 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1066 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:00,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1066 Valid, 2194 Invalid, 1909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:00,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8378 states. [2022-03-01 16:41:00,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8378 to 6801. [2022-03-01 16:41:00,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6801 states, 6797 states have (on average 2.764160659114315) internal successors, (18788), 6800 states have internal predecessors, (18788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:00,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6801 states to 6801 states and 18788 transitions. [2022-03-01 16:41:00,183 INFO L78 Accepts]: Start accepts. Automaton has 6801 states and 18788 transitions. Word has length 98 [2022-03-01 16:41:00,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:00,184 INFO L470 AbstractCegarLoop]: Abstraction has 6801 states and 18788 transitions. [2022-03-01 16:41:00,184 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) [2022-03-01 16:41:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 6801 states and 18788 transitions. [2022-03-01 16:41:00,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:00,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:00,189 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:00,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 16:41:00,189 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)] === [2022-03-01 16:41:00,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:00,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1096790158, now seen corresponding path program 67 times [2022-03-01 16:41:00,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:00,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285616379] [2022-03-01 16:41:00,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:00,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:00,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:00,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285616379] [2022-03-01 16:41:00,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285616379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:00,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:00,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:00,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573399169] [2022-03-01 16:41:00,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:00,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:00,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:00,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:00,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:00,530 INFO L87 Difference]: Start difference. First operand 6801 states and 18788 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) [2022-03-01 16:41:02,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:02,085 INFO L93 Difference]: Finished difference Result 8616 states and 23383 transitions. [2022-03-01 16:41:02,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:02,085 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 [2022-03-01 16:41:02,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:02,098 INFO L225 Difference]: With dead ends: 8616 [2022-03-01 16:41:02,098 INFO L226 Difference]: Without dead ends: 8616 [2022-03-01 16:41:02,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:02,098 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1201 mSDsluCounter, 1752 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 2038 SdHoareTripleChecker+Invalid, 1746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:02,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 2038 Invalid, 1746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:02,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8616 states. [2022-03-01 16:41:02,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8616 to 6843. [2022-03-01 16:41:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6843 states, 6839 states have (on average 2.765316566749525) internal successors, (18912), 6842 states have internal predecessors, (18912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:02,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 6843 states and 18912 transitions. [2022-03-01 16:41:02,193 INFO L78 Accepts]: Start accepts. Automaton has 6843 states and 18912 transitions. Word has length 98 [2022-03-01 16:41:02,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:02,193 INFO L470 AbstractCegarLoop]: Abstraction has 6843 states and 18912 transitions. [2022-03-01 16:41:02,193 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) [2022-03-01 16:41:02,193 INFO L276 IsEmpty]: Start isEmpty. Operand 6843 states and 18912 transitions. [2022-03-01 16:41:02,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:02,198 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:02,198 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:02,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 16:41:02,198 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)] === [2022-03-01 16:41:02,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:02,198 INFO L85 PathProgramCache]: Analyzing trace with hash 1706314018, now seen corresponding path program 68 times [2022-03-01 16:41:02,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:02,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533631657] [2022-03-01 16:41:02,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:02,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:02,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:02,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533631657] [2022-03-01 16:41:02,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533631657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:02,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:02,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:02,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083227107] [2022-03-01 16:41:02,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:02,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:02,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:02,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:02,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:02,520 INFO L87 Difference]: Start difference. First operand 6843 states and 18912 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) [2022-03-01 16:41:03,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:03,921 INFO L93 Difference]: Finished difference Result 8798 states and 23919 transitions. [2022-03-01 16:41:03,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:03,921 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 [2022-03-01 16:41:03,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:03,936 INFO L225 Difference]: With dead ends: 8798 [2022-03-01 16:41:03,936 INFO L226 Difference]: Without dead ends: 8798 [2022-03-01 16:41:03,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:03,936 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 937 mSDsluCounter, 1888 mSDsCounter, 0 mSdLazyCounter, 1707 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:03,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 2183 Invalid, 1842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1707 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:03,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8798 states. [2022-03-01 16:41:04,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8798 to 6822. [2022-03-01 16:41:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6822 states, 6818 states have (on average 2.764740393077149) internal successors, (18850), 6821 states have internal predecessors, (18850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6822 states to 6822 states and 18850 transitions. [2022-03-01 16:41:04,043 INFO L78 Accepts]: Start accepts. Automaton has 6822 states and 18850 transitions. Word has length 98 [2022-03-01 16:41:04,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:04,043 INFO L470 AbstractCegarLoop]: Abstraction has 6822 states and 18850 transitions. [2022-03-01 16:41:04,044 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) [2022-03-01 16:41:04,044 INFO L276 IsEmpty]: Start isEmpty. Operand 6822 states and 18850 transitions. [2022-03-01 16:41:04,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:04,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:04,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:04,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 16:41:04,049 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)] === [2022-03-01 16:41:04,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:04,049 INFO L85 PathProgramCache]: Analyzing trace with hash 833762630, now seen corresponding path program 69 times [2022-03-01 16:41:04,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:04,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666097373] [2022-03-01 16:41:04,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:04,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:04,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:04,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:04,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666097373] [2022-03-01 16:41:04,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1666097373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:04,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:04,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:04,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86751876] [2022-03-01 16:41:04,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:04,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:04,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:04,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:04,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:04,465 INFO L87 Difference]: Start difference. First operand 6822 states and 18850 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) [2022-03-01 16:41:06,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:06,081 INFO L93 Difference]: Finished difference Result 8581 states and 23320 transitions. [2022-03-01 16:41:06,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:06,081 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 [2022-03-01 16:41:06,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:06,095 INFO L225 Difference]: With dead ends: 8581 [2022-03-01 16:41:06,095 INFO L226 Difference]: Without dead ends: 8581 [2022-03-01 16:41:06,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:06,095 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1233 mSDsluCounter, 1676 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 1971 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:06,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 1971 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:06,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8581 states. [2022-03-01 16:41:06,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8581 to 6759. [2022-03-01 16:41:06,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6759 states, 6755 states have (on average 2.7629903774981495) internal successors, (18664), 6758 states have internal predecessors, (18664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:06,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6759 states to 6759 states and 18664 transitions. [2022-03-01 16:41:06,201 INFO L78 Accepts]: Start accepts. Automaton has 6759 states and 18664 transitions. Word has length 98 [2022-03-01 16:41:06,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:06,201 INFO L470 AbstractCegarLoop]: Abstraction has 6759 states and 18664 transitions. [2022-03-01 16:41:06,201 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) [2022-03-01 16:41:06,202 INFO L276 IsEmpty]: Start isEmpty. Operand 6759 states and 18664 transitions. [2022-03-01 16:41:06,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:06,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:06,208 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] [2022-03-01 16:41:06,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 16:41:06,210 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)] === [2022-03-01 16:41:06,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:06,210 INFO L85 PathProgramCache]: Analyzing trace with hash 645049328, now seen corresponding path program 70 times [2022-03-01 16:41:06,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:06,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669980626] [2022-03-01 16:41:06,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:06,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:06,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:06,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:06,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669980626] [2022-03-01 16:41:06,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669980626] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:06,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:06,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:06,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807832258] [2022-03-01 16:41:06,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:06,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:06,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:06,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:06,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:06,567 INFO L87 Difference]: Start difference. First operand 6759 states and 18664 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) [2022-03-01 16:41:07,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:07,881 INFO L93 Difference]: Finished difference Result 8014 states and 21663 transitions. [2022-03-01 16:41:07,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:07,883 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 [2022-03-01 16:41:07,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:07,895 INFO L225 Difference]: With dead ends: 8014 [2022-03-01 16:41:07,896 INFO L226 Difference]: Without dead ends: 8014 [2022-03-01 16:41:07,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:07,898 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1046 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 1842 SdHoareTripleChecker+Invalid, 1556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:07,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 1842 Invalid, 1556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1421 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:07,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-01 16:41:07,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6744. [2022-03-01 16:41:07,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6744 states, 6740 states have (on average 2.7626112759643915) internal successors, (18620), 6743 states have internal predecessors, (18620), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:08,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6744 states to 6744 states and 18620 transitions. [2022-03-01 16:41:08,003 INFO L78 Accepts]: Start accepts. Automaton has 6744 states and 18620 transitions. Word has length 98 [2022-03-01 16:41:08,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:08,003 INFO L470 AbstractCegarLoop]: Abstraction has 6744 states and 18620 transitions. [2022-03-01 16:41:08,003 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) [2022-03-01 16:41:08,003 INFO L276 IsEmpty]: Start isEmpty. Operand 6744 states and 18620 transitions. [2022-03-01 16:41:08,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:08,008 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:08,008 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:08,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 16:41:08,010 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)] === [2022-03-01 16:41:08,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:08,010 INFO L85 PathProgramCache]: Analyzing trace with hash 1254573188, now seen corresponding path program 71 times [2022-03-01 16:41:08,010 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:08,010 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621891268] [2022-03-01 16:41:08,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:08,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:08,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:08,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:08,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:08,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621891268] [2022-03-01 16:41:08,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621891268] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:08,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:08,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:08,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415273136] [2022-03-01 16:41:08,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:08,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:08,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:08,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:08,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:08,564 INFO L87 Difference]: Start difference. First operand 6744 states and 18620 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) [2022-03-01 16:41:10,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:10,112 INFO L93 Difference]: Finished difference Result 8196 states and 22199 transitions. [2022-03-01 16:41:10,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:10,112 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 [2022-03-01 16:41:10,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:10,124 INFO L225 Difference]: With dead ends: 8196 [2022-03-01 16:41:10,124 INFO L226 Difference]: Without dead ends: 8196 [2022-03-01 16:41:10,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:10,125 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1205 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 2059 SdHoareTripleChecker+Invalid, 1782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:10,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 2059 Invalid, 1782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:10,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8196 states. [2022-03-01 16:41:10,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8196 to 6723. [2022-03-01 16:41:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6723 states, 6719 states have (on average 2.7620181574639084) internal successors, (18558), 6722 states have internal predecessors, (18558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:10,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6723 states to 6723 states and 18558 transitions. [2022-03-01 16:41:10,231 INFO L78 Accepts]: Start accepts. Automaton has 6723 states and 18558 transitions. Word has length 98 [2022-03-01 16:41:10,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:10,231 INFO L470 AbstractCegarLoop]: Abstraction has 6723 states and 18558 transitions. [2022-03-01 16:41:10,231 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) [2022-03-01 16:41:10,231 INFO L276 IsEmpty]: Start isEmpty. Operand 6723 states and 18558 transitions. [2022-03-01 16:41:10,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:10,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:10,237 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:10,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 16:41:10,237 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)] === [2022-03-01 16:41:10,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:10,238 INFO L85 PathProgramCache]: Analyzing trace with hash 382021800, now seen corresponding path program 72 times [2022-03-01 16:41:10,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:10,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965583412] [2022-03-01 16:41:10,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:10,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:10,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:10,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:10,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965583412] [2022-03-01 16:41:10,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965583412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:10,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:10,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:10,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579612548] [2022-03-01 16:41:10,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:10,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:10,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:10,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:10,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:10,777 INFO L87 Difference]: Start difference. First operand 6723 states and 18558 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) [2022-03-01 16:41:12,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:12,546 INFO L93 Difference]: Finished difference Result 8378 states and 22735 transitions. [2022-03-01 16:41:12,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:12,547 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 [2022-03-01 16:41:12,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:12,558 INFO L225 Difference]: With dead ends: 8378 [2022-03-01 16:41:12,558 INFO L226 Difference]: Without dead ends: 8378 [2022-03-01 16:41:12,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:12,558 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1049 mSDsluCounter, 1918 mSDsCounter, 0 mSdLazyCounter, 1819 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 1963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:12,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1049 Valid, 2208 Invalid, 1963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1819 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:12,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8378 states. [2022-03-01 16:41:12,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8378 to 6702. [2022-03-01 16:41:12,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6702 states, 6698 states have (on average 2.761421319796954) internal successors, (18496), 6701 states have internal predecessors, (18496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:12,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6702 states to 6702 states and 18496 transitions. [2022-03-01 16:41:12,645 INFO L78 Accepts]: Start accepts. Automaton has 6702 states and 18496 transitions. Word has length 98 [2022-03-01 16:41:12,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:12,645 INFO L470 AbstractCegarLoop]: Abstraction has 6702 states and 18496 transitions. [2022-03-01 16:41:12,645 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) [2022-03-01 16:41:12,645 INFO L276 IsEmpty]: Start isEmpty. Operand 6702 states and 18496 transitions. [2022-03-01 16:41:12,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:12,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:12,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:12,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 16:41:12,650 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)] === [2022-03-01 16:41:12,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:12,651 INFO L85 PathProgramCache]: Analyzing trace with hash 684307674, now seen corresponding path program 73 times [2022-03-01 16:41:12,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:12,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933451906] [2022-03-01 16:41:12,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:12,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:13,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:13,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:13,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933451906] [2022-03-01 16:41:13,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933451906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:13,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:13,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:13,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110319053] [2022-03-01 16:41:13,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:13,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:13,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:13,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:13,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:13,176 INFO L87 Difference]: Start difference. First operand 6702 states and 18496 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) [2022-03-01 16:41:14,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:14,641 INFO L93 Difference]: Finished difference Result 8034 states and 21756 transitions. [2022-03-01 16:41:14,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:14,641 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 [2022-03-01 16:41:14,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:14,655 INFO L225 Difference]: With dead ends: 8034 [2022-03-01 16:41:14,655 INFO L226 Difference]: Without dead ends: 8034 [2022-03-01 16:41:14,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:14,656 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 926 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 1851 SdHoareTripleChecker+Invalid, 1605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:14,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 1851 Invalid, 1605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:14,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8034 states. [2022-03-01 16:41:14,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8034 to 6320. [2022-03-01 16:41:14,753 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) [2022-03-01 16:41:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-03-01 16:41:14,764 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-03-01 16:41:14,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:14,764 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-03-01 16:41:14,765 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) [2022-03-01 16:41:14,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-03-01 16:41:14,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:14,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:14,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:14,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 16:41:14,770 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)] === [2022-03-01 16:41:14,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:14,770 INFO L85 PathProgramCache]: Analyzing trace with hash -738533698, now seen corresponding path program 51 times [2022-03-01 16:41:14,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:14,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014191545] [2022-03-01 16:41:14,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:14,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:15,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:15,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:15,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014191545] [2022-03-01 16:41:15,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014191545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:15,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:15,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:15,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279905431] [2022-03-01 16:41:15,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:15,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:15,120 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:15,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:15,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:15,120 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) [2022-03-01 16:41:16,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:16,574 INFO L93 Difference]: Finished difference Result 8124 states and 21667 transitions. [2022-03-01 16:41:16,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:16,574 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 [2022-03-01 16:41:16,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:16,588 INFO L225 Difference]: With dead ends: 8124 [2022-03-01 16:41:16,588 INFO L226 Difference]: Without dead ends: 8124 [2022-03-01 16:41:16,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:16,589 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1254 mSDsluCounter, 1601 mSDsCounter, 0 mSdLazyCounter, 1475 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1254 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:16,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1254 Valid, 1896 Invalid, 1643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1475 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:41:16,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8124 states. [2022-03-01 16:41:16,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8124 to 6380. [2022-03-01 16:41:16,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:16,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-01 16:41:16,704 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-01 16:41:16,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:16,704 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-01 16:41:16,704 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) [2022-03-01 16:41:16,704 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-01 16:41:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:16,709 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:16,709 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:16,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 16:41:16,710 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)] === [2022-03-01 16:41:16,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:16,710 INFO L85 PathProgramCache]: Analyzing trace with hash 975052840, now seen corresponding path program 52 times [2022-03-01 16:41:16,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:16,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746491083] [2022-03-01 16:41:16,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:17,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:17,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:17,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [746491083] [2022-03-01 16:41:17,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [746491083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:17,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:17,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:17,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237013598] [2022-03-01 16:41:17,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:17,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:17,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:17,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:17,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:17,064 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 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) [2022-03-01 16:41:18,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:18,749 INFO L93 Difference]: Finished difference Result 8381 states and 22347 transitions. [2022-03-01 16:41:18,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:18,749 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 [2022-03-01 16:41:18,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:18,762 INFO L225 Difference]: With dead ends: 8381 [2022-03-01 16:41:18,763 INFO L226 Difference]: Without dead ends: 8381 [2022-03-01 16:41:18,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:18,763 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 1138 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:18,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 2211 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:18,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-03-01 16:41:18,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 6394. [2022-03-01 16:41:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6394 states, 6390 states have (on average 2.7516431924882627) internal successors, (17583), 6393 states have internal predecessors, (17583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:18,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 17583 transitions. [2022-03-01 16:41:18,859 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 17583 transitions. Word has length 98 [2022-03-01 16:41:18,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:18,860 INFO L470 AbstractCegarLoop]: Abstraction has 6394 states and 17583 transitions. [2022-03-01 16:41:18,860 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) [2022-03-01 16:41:18,860 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 17583 transitions. [2022-03-01 16:41:18,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:18,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:18,864 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:18,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 16:41:18,865 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)] === [2022-03-01 16:41:18,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:18,865 INFO L85 PathProgramCache]: Analyzing trace with hash 2027866780, now seen corresponding path program 53 times [2022-03-01 16:41:18,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:18,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797552585] [2022-03-01 16:41:18,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:19,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:19,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797552585] [2022-03-01 16:41:19,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797552585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:19,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:19,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:19,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604149852] [2022-03-01 16:41:19,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:19,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:19,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:19,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:19,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:19,407 INFO L87 Difference]: Start difference. First operand 6394 states and 17583 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) [2022-03-01 16:41:21,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:21,061 INFO L93 Difference]: Finished difference Result 8278 states and 22118 transitions. [2022-03-01 16:41:21,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:21,062 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 [2022-03-01 16:41:21,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:21,074 INFO L225 Difference]: With dead ends: 8278 [2022-03-01 16:41:21,074 INFO L226 Difference]: Without dead ends: 8278 [2022-03-01 16:41:21,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:21,074 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1101 mSDsluCounter, 1884 mSDsCounter, 0 mSdLazyCounter, 1710 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 2197 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:21,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 2197 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1710 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:21,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8278 states. [2022-03-01 16:41:21,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8278 to 6352. [2022-03-01 16:41:21,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6352 states, 6348 states have (on average 2.7504725897920603) internal successors, (17460), 6351 states have internal predecessors, (17460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:21,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6352 states to 6352 states and 17460 transitions. [2022-03-01 16:41:21,156 INFO L78 Accepts]: Start accepts. Automaton has 6352 states and 17460 transitions. Word has length 98 [2022-03-01 16:41:21,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:21,156 INFO L470 AbstractCegarLoop]: Abstraction has 6352 states and 17460 transitions. [2022-03-01 16:41:21,156 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) [2022-03-01 16:41:21,156 INFO L276 IsEmpty]: Start isEmpty. Operand 6352 states and 17460 transitions. [2022-03-01 16:41:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:21,160 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:21,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:21,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 16:41:21,160 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)] === [2022-03-01 16:41:21,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:21,161 INFO L85 PathProgramCache]: Analyzing trace with hash -359538490, now seen corresponding path program 54 times [2022-03-01 16:41:21,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:21,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [117959097] [2022-03-01 16:41:21,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:21,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:21,534 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:21,534 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [117959097] [2022-03-01 16:41:21,534 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [117959097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:21,534 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:21,534 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:21,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075793011] [2022-03-01 16:41:21,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:21,535 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:21,535 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:21,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:21,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:21,535 INFO L87 Difference]: Start difference. First operand 6352 states and 17460 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) [2022-03-01 16:41:23,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:23,207 INFO L93 Difference]: Finished difference Result 8197 states and 21905 transitions. [2022-03-01 16:41:23,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:23,208 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 [2022-03-01 16:41:23,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:23,220 INFO L225 Difference]: With dead ends: 8197 [2022-03-01 16:41:23,220 INFO L226 Difference]: Without dead ends: 8197 [2022-03-01 16:41:23,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:23,221 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1208 mSDsluCounter, 2050 mSDsCounter, 0 mSdLazyCounter, 1914 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 2348 SdHoareTripleChecker+Invalid, 2071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:23,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 2348 Invalid, 2071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1914 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:23,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8197 states. [2022-03-01 16:41:23,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8197 to 6380. [2022-03-01 16:41:23,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6380 states, 6376 states have (on average 2.7512547051442913) internal successors, (17542), 6379 states have internal predecessors, (17542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:23,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6380 states to 6380 states and 17542 transitions. [2022-03-01 16:41:23,322 INFO L78 Accepts]: Start accepts. Automaton has 6380 states and 17542 transitions. Word has length 98 [2022-03-01 16:41:23,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:23,323 INFO L470 AbstractCegarLoop]: Abstraction has 6380 states and 17542 transitions. [2022-03-01 16:41:23,323 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) [2022-03-01 16:41:23,323 INFO L276 IsEmpty]: Start isEmpty. Operand 6380 states and 17542 transitions. [2022-03-01 16:41:23,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:23,328 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:23,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:23,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 16:41:23,328 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)] === [2022-03-01 16:41:23,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:23,328 INFO L85 PathProgramCache]: Analyzing trace with hash 693275450, now seen corresponding path program 55 times [2022-03-01 16:41:23,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:23,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1691287549] [2022-03-01 16:41:23,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:23,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:23,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:23,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:23,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:23,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1691287549] [2022-03-01 16:41:23,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1691287549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:23,759 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:23,759 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:23,759 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997024013] [2022-03-01 16:41:23,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:23,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:23,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:23,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:23,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:23,760 INFO L87 Difference]: Start difference. First operand 6380 states and 17542 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) [2022-03-01 16:41:25,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:25,508 INFO L93 Difference]: Finished difference Result 8337 states and 22315 transitions. [2022-03-01 16:41:25,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:25,508 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 [2022-03-01 16:41:25,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:25,522 INFO L225 Difference]: With dead ends: 8337 [2022-03-01 16:41:25,523 INFO L226 Difference]: Without dead ends: 8337 [2022-03-01 16:41:25,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:25,523 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1423 mSDsluCounter, 1564 mSDsCounter, 0 mSdLazyCounter, 1524 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 1882 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:25,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1423 Valid, 1882 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1524 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:25,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-03-01 16:41:25,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6366. [2022-03-01 16:41:25,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6366 states, 6362 states have (on average 2.750864508016347) internal successors, (17501), 6365 states have internal predecessors, (17501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:25,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6366 states to 6366 states and 17501 transitions. [2022-03-01 16:41:25,640 INFO L78 Accepts]: Start accepts. Automaton has 6366 states and 17501 transitions. Word has length 98 [2022-03-01 16:41:25,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:25,640 INFO L470 AbstractCegarLoop]: Abstraction has 6366 states and 17501 transitions. [2022-03-01 16:41:25,640 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) [2022-03-01 16:41:25,640 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 17501 transitions. [2022-03-01 16:41:25,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:25,645 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:25,645 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:25,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 16:41:25,646 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)] === [2022-03-01 16:41:25,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:25,646 INFO L85 PathProgramCache]: Analyzing trace with hash 677814654, now seen corresponding path program 56 times [2022-03-01 16:41:25,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:25,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9863368] [2022-03-01 16:41:25,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:25,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:26,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:26,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9863368] [2022-03-01 16:41:26,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9863368] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:26,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:26,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:26,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171983222] [2022-03-01 16:41:26,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:26,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:26,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:26,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:26,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:26,198 INFO L87 Difference]: Start difference. First operand 6366 states and 17501 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) [2022-03-01 16:41:27,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:27,753 INFO L93 Difference]: Finished difference Result 8248 states and 22127 transitions. [2022-03-01 16:41:27,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:27,753 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 [2022-03-01 16:41:27,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:27,767 INFO L225 Difference]: With dead ends: 8248 [2022-03-01 16:41:27,767 INFO L226 Difference]: Without dead ends: 8248 [2022-03-01 16:41:27,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:27,767 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1104 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 1671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:27,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 1878 Invalid, 1671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:27,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8248 states. [2022-03-01 16:41:27,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8248 to 6324. [2022-03-01 16:41:27,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6324 states, 6320 states have (on average 2.7496835443037977) internal successors, (17378), 6323 states have internal predecessors, (17378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6324 states to 6324 states and 17378 transitions. [2022-03-01 16:41:27,856 INFO L78 Accepts]: Start accepts. Automaton has 6324 states and 17378 transitions. Word has length 98 [2022-03-01 16:41:27,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:27,856 INFO L470 AbstractCegarLoop]: Abstraction has 6324 states and 17378 transitions. [2022-03-01 16:41:27,856 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) [2022-03-01 16:41:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 6324 states and 17378 transitions. [2022-03-01 16:41:27,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:27,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:27,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:27,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 16:41:27,861 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)] === [2022-03-01 16:41:27,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:27,861 INFO L85 PathProgramCache]: Analyzing trace with hash -1023296514, now seen corresponding path program 57 times [2022-03-01 16:41:27,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:27,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897937991] [2022-03-01 16:41:27,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:27,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:28,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:28,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:28,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897937991] [2022-03-01 16:41:28,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897937991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:28,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:28,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:28,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948219981] [2022-03-01 16:41:28,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:28,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:28,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:28,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:28,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:28,231 INFO L87 Difference]: Start difference. First operand 6324 states and 17378 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) [2022-03-01 16:41:29,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:29,446 INFO L93 Difference]: Finished difference Result 7884 states and 21061 transitions. [2022-03-01 16:41:29,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:41:29,446 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 [2022-03-01 16:41:29,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:29,460 INFO L225 Difference]: With dead ends: 7884 [2022-03-01 16:41:29,460 INFO L226 Difference]: Without dead ends: 7884 [2022-03-01 16:41:29,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:41:29,460 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1101 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 1369 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:29,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 1819 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1369 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:29,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7884 states. [2022-03-01 16:41:29,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7884 to 6314. [2022-03-01 16:41:29,557 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) [2022-03-01 16:41:29,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-03-01 16:41:29,570 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-03-01 16:41:29,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:29,570 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-03-01 16:41:29,570 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) [2022-03-01 16:41:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-03-01 16:41:29,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:29,575 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:29,575 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:29,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 16:41:29,575 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)] === [2022-03-01 16:41:29,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:29,576 INFO L85 PathProgramCache]: Analyzing trace with hash -728512860, now seen corresponding path program 58 times [2022-03-01 16:41:29,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:29,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58255320] [2022-03-01 16:41:29,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:29,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:30,025 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:30,025 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58255320] [2022-03-01 16:41:30,025 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58255320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:30,025 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:30,025 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:30,025 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735002388] [2022-03-01 16:41:30,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:30,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:30,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:30,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:30,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:30,026 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) [2022-03-01 16:41:31,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:31,142 INFO L93 Difference]: Finished difference Result 8236 states and 21995 transitions. [2022-03-01 16:41:31,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:31,142 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 [2022-03-01 16:41:31,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:31,155 INFO L225 Difference]: With dead ends: 8236 [2022-03-01 16:41:31,155 INFO L226 Difference]: Without dead ends: 8236 [2022-03-01 16:41:31,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:31,156 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 991 mSDsluCounter, 1279 mSDsCounter, 0 mSdLazyCounter, 1212 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 1586 SdHoareTripleChecker+Invalid, 1371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:31,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [991 Valid, 1586 Invalid, 1371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1212 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:41:31,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8236 states. [2022-03-01 16:41:31,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8236 to 6342. [2022-03-01 16:41:31,262 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) [2022-03-01 16:41:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-03-01 16:41:31,273 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-03-01 16:41:31,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:31,273 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-03-01 16:41:31,273 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) [2022-03-01 16:41:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-03-01 16:41:31,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:31,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:31,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:31,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 16:41:31,278 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)] === [2022-03-01 16:41:31,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:31,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1711342150, now seen corresponding path program 59 times [2022-03-01 16:41:31,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:31,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647044425] [2022-03-01 16:41:31,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:31,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:31,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:31,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647044425] [2022-03-01 16:41:31,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647044425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:31,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:31,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:31,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461358898] [2022-03-01 16:41:31,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:31,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:31,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:31,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:31,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:31,677 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) [2022-03-01 16:41:33,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:33,330 INFO L93 Difference]: Finished difference Result 8169 states and 21823 transitions. [2022-03-01 16:41:33,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:33,331 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 [2022-03-01 16:41:33,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:33,342 INFO L225 Difference]: With dead ends: 8169 [2022-03-01 16:41:33,343 INFO L226 Difference]: Without dead ends: 8169 [2022-03-01 16:41:33,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:33,343 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 1149 mSDsluCounter, 1703 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 2011 SdHoareTripleChecker+Invalid, 1754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:33,343 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 2011 Invalid, 1754 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:33,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8169 states. [2022-03-01 16:41:33,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8169 to 6356. [2022-03-01 16:41:33,423 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) [2022-03-01 16:41:33,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-03-01 16:41:33,434 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-03-01 16:41:33,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:33,434 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-03-01 16:41:33,434 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) [2022-03-01 16:41:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-03-01 16:41:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:33,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:33,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:33,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 16:41:33,439 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)] === [2022-03-01 16:41:33,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:33,439 INFO L85 PathProgramCache]: Analyzing trace with hash -1530811206, now seen corresponding path program 60 times [2022-03-01 16:41:33,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:33,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271779426] [2022-03-01 16:41:33,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:33,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:33,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:33,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:33,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:33,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271779426] [2022-03-01 16:41:33,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271779426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:33,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:33,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:33,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693874922] [2022-03-01 16:41:33,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:33,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:33,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:33,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:33,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:33,894 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) [2022-03-01 16:41:35,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:35,656 INFO L93 Difference]: Finished difference Result 8066 states and 21594 transitions. [2022-03-01 16:41:35,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:35,657 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 [2022-03-01 16:41:35,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:35,670 INFO L225 Difference]: With dead ends: 8066 [2022-03-01 16:41:35,670 INFO L226 Difference]: Without dead ends: 8066 [2022-03-01 16:41:35,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:35,671 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1089 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1089 SdHoareTripleChecker+Valid, 2241 SdHoareTripleChecker+Invalid, 1896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:35,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1089 Valid, 2241 Invalid, 1896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:35,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-03-01 16:41:35,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 6286. [2022-03-01 16:41:35,767 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) [2022-03-01 16:41:35,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-03-01 16:41:35,779 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-03-01 16:41:35,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:35,779 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-03-01 16:41:35,779 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) [2022-03-01 16:41:35,779 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-03-01 16:41:35,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:35,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:35,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:35,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 16:41:35,785 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)] === [2022-03-01 16:41:35,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:35,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1217336698, now seen corresponding path program 61 times [2022-03-01 16:41:35,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:35,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944859848] [2022-03-01 16:41:35,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:35,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:36,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:36,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944859848] [2022-03-01 16:41:36,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944859848] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:36,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:36,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:36,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120577979] [2022-03-01 16:41:36,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:36,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:36,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:36,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:36,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:36,179 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) [2022-03-01 16:41:37,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:37,695 INFO L93 Difference]: Finished difference Result 7512 states and 20020 transitions. [2022-03-01 16:41:37,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:41:37,695 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 [2022-03-01 16:41:37,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:37,706 INFO L225 Difference]: With dead ends: 7512 [2022-03-01 16:41:37,706 INFO L226 Difference]: Without dead ends: 7512 [2022-03-01 16:41:37,706 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:41:37,706 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1243 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:37,706 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1819 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:41:37,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7512 states. [2022-03-01 16:41:37,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7512 to 6274. [2022-03-01 16:41:37,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:37,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-01 16:41:37,796 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-01 16:41:37,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:37,796 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-01 16:41:37,796 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) [2022-03-01 16:41:37,796 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-01 16:41:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:37,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:37,800 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] [2022-03-01 16:41:37,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 16:41:37,801 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)] === [2022-03-01 16:41:37,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:37,801 INFO L85 PathProgramCache]: Analyzing trace with hash 496249840, now seen corresponding path program 62 times [2022-03-01 16:41:37,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:37,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193147689] [2022-03-01 16:41:37,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:37,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:38,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:38,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193147689] [2022-03-01 16:41:38,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193147689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:38,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:38,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:38,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644655626] [2022-03-01 16:41:38,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:38,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:38,237 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:38,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:38,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:38,238 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 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) [2022-03-01 16:41:39,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:39,667 INFO L93 Difference]: Finished difference Result 7769 states and 20700 transitions. [2022-03-01 16:41:39,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:39,668 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 [2022-03-01 16:41:39,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:39,679 INFO L225 Difference]: With dead ends: 7769 [2022-03-01 16:41:39,679 INFO L226 Difference]: Without dead ends: 7769 [2022-03-01 16:41:39,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:39,679 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1112 mSDsluCounter, 1352 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1112 SdHoareTripleChecker+Valid, 1659 SdHoareTripleChecker+Invalid, 1438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:39,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1112 Valid, 1659 Invalid, 1438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:41:39,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7769 states. [2022-03-01 16:41:39,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7769 to 6288. [2022-03-01 16:41:39,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6288 states, 6284 states have (on average 2.7488860598345) internal successors, (17274), 6287 states have internal predecessors, (17274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:39,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6288 states to 6288 states and 17274 transitions. [2022-03-01 16:41:39,771 INFO L78 Accepts]: Start accepts. Automaton has 6288 states and 17274 transitions. Word has length 98 [2022-03-01 16:41:39,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:39,771 INFO L470 AbstractCegarLoop]: Abstraction has 6288 states and 17274 transitions. [2022-03-01 16:41:39,771 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) [2022-03-01 16:41:39,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6288 states and 17274 transitions. [2022-03-01 16:41:39,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:39,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:39,776 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] [2022-03-01 16:41:39,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 16:41:39,776 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)] === [2022-03-01 16:41:39,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:39,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1549063780, now seen corresponding path program 63 times [2022-03-01 16:41:39,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:39,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603181433] [2022-03-01 16:41:39,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:39,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:40,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:40,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603181433] [2022-03-01 16:41:40,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1603181433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:40,309 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:40,309 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:40,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271679442] [2022-03-01 16:41:40,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:40,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:40,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:40,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:40,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:40,309 INFO L87 Difference]: Start difference. First operand 6288 states and 17274 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) [2022-03-01 16:41:42,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:42,387 INFO L93 Difference]: Finished difference Result 7666 states and 20471 transitions. [2022-03-01 16:41:42,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:42,387 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 [2022-03-01 16:41:42,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:42,398 INFO L225 Difference]: With dead ends: 7666 [2022-03-01 16:41:42,399 INFO L226 Difference]: Without dead ends: 7666 [2022-03-01 16:41:42,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:42,399 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1148 mSDsluCounter, 2193 mSDsCounter, 0 mSdLazyCounter, 2027 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1148 SdHoareTripleChecker+Valid, 2495 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:42,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 2495 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2027 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:41:42,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7666 states. [2022-03-01 16:41:42,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7666 to 6246. [2022-03-01 16:41:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6246 states, 6242 states have (on average 2.7476770265940402) internal successors, (17151), 6245 states have internal predecessors, (17151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:42,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6246 states to 6246 states and 17151 transitions. [2022-03-01 16:41:42,491 INFO L78 Accepts]: Start accepts. Automaton has 6246 states and 17151 transitions. Word has length 98 [2022-03-01 16:41:42,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:42,491 INFO L470 AbstractCegarLoop]: Abstraction has 6246 states and 17151 transitions. [2022-03-01 16:41:42,491 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) [2022-03-01 16:41:42,491 INFO L276 IsEmpty]: Start isEmpty. Operand 6246 states and 17151 transitions. [2022-03-01 16:41:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:42,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:42,496 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] [2022-03-01 16:41:42,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 16:41:42,496 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)] === [2022-03-01 16:41:42,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:42,496 INFO L85 PathProgramCache]: Analyzing trace with hash -838341490, now seen corresponding path program 64 times [2022-03-01 16:41:42,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:42,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170930044] [2022-03-01 16:41:42,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:42,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:42,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170930044] [2022-03-01 16:41:42,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170930044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:42,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:42,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:42,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70016396] [2022-03-01 16:41:42,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:42,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:42,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:42,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:42,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:42,810 INFO L87 Difference]: Start difference. First operand 6246 states and 17151 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) [2022-03-01 16:41:44,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:44,730 INFO L93 Difference]: Finished difference Result 7853 states and 20946 transitions. [2022-03-01 16:41:44,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:44,731 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 [2022-03-01 16:41:44,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:44,744 INFO L225 Difference]: With dead ends: 7853 [2022-03-01 16:41:44,744 INFO L226 Difference]: Without dead ends: 7853 [2022-03-01 16:41:44,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:44,744 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1018 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 2200 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1018 SdHoareTripleChecker+Valid, 2741 SdHoareTripleChecker+Invalid, 2343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 2200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:44,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1018 Valid, 2741 Invalid, 2343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 2200 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:41:44,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-03-01 16:41:44,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6274. [2022-03-01 16:41:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6270 states have (on average 2.7484848484848485) internal successors, (17233), 6273 states have internal predecessors, (17233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:44,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17233 transitions. [2022-03-01 16:41:44,849 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17233 transitions. Word has length 98 [2022-03-01 16:41:44,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:44,849 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17233 transitions. [2022-03-01 16:41:44,849 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) [2022-03-01 16:41:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17233 transitions. [2022-03-01 16:41:44,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:44,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:44,854 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:44,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 16:41:44,855 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)] === [2022-03-01 16:41:44,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:44,855 INFO L85 PathProgramCache]: Analyzing trace with hash 214472450, now seen corresponding path program 65 times [2022-03-01 16:41:44,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:44,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405212356] [2022-03-01 16:41:44,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:44,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:44,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:45,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:45,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:45,316 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405212356] [2022-03-01 16:41:45,316 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405212356] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:45,316 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:45,316 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:45,316 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920622062] [2022-03-01 16:41:45,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:45,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:45,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:45,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:45,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:45,317 INFO L87 Difference]: Start difference. First operand 6274 states and 17233 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) [2022-03-01 16:41:47,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:47,051 INFO L93 Difference]: Finished difference Result 7993 states and 21356 transitions. [2022-03-01 16:41:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:47,052 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 [2022-03-01 16:41:47,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:47,064 INFO L225 Difference]: With dead ends: 7993 [2022-03-01 16:41:47,064 INFO L226 Difference]: Without dead ends: 7993 [2022-03-01 16:41:47,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:47,064 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1130 mSDsluCounter, 1642 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:47,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1130 Valid, 1954 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:47,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7993 states. [2022-03-01 16:41:47,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7993 to 6260. [2022-03-01 16:41:47,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6260 states, 6256 states have (on average 2.7480818414322252) internal successors, (17192), 6259 states have internal predecessors, (17192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:47,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6260 states to 6260 states and 17192 transitions. [2022-03-01 16:41:47,159 INFO L78 Accepts]: Start accepts. Automaton has 6260 states and 17192 transitions. Word has length 98 [2022-03-01 16:41:47,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:47,159 INFO L470 AbstractCegarLoop]: Abstraction has 6260 states and 17192 transitions. [2022-03-01 16:41:47,159 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) [2022-03-01 16:41:47,159 INFO L276 IsEmpty]: Start isEmpty. Operand 6260 states and 17192 transitions. [2022-03-01 16:41:47,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:47,163 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:47,164 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] [2022-03-01 16:41:47,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 16:41:47,164 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)] === [2022-03-01 16:41:47,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:47,164 INFO L85 PathProgramCache]: Analyzing trace with hash 199011654, now seen corresponding path program 66 times [2022-03-01 16:41:47,164 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:47,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161305762] [2022-03-01 16:41:47,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:47,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:47,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161305762] [2022-03-01 16:41:47,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161305762] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:47,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:47,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:47,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235451607] [2022-03-01 16:41:47,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:47,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:47,745 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:47,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:47,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:47,746 INFO L87 Difference]: Start difference. First operand 6260 states and 17192 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) [2022-03-01 16:41:49,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:49,614 INFO L93 Difference]: Finished difference Result 7820 states and 20922 transitions. [2022-03-01 16:41:49,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:49,614 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 [2022-03-01 16:41:49,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:49,625 INFO L225 Difference]: With dead ends: 7820 [2022-03-01 16:41:49,625 INFO L226 Difference]: Without dead ends: 7820 [2022-03-01 16:41:49,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:49,626 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1115 mSDsluCounter, 1851 mSDsCounter, 0 mSdLazyCounter, 1784 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 2157 SdHoareTripleChecker+Invalid, 1952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:49,626 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1115 Valid, 2157 Invalid, 1952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1784 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:49,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7820 states. [2022-03-01 16:41:49,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7820 to 6218. [2022-03-01 16:41:49,700 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) [2022-03-01 16:41:49,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-03-01 16:41:49,711 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-03-01 16:41:49,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:49,711 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-03-01 16:41:49,711 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) [2022-03-01 16:41:49,711 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-03-01 16:41:49,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:49,715 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:49,715 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] [2022-03-01 16:41:49,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 16:41:49,716 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)] === [2022-03-01 16:41:49,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:49,716 INFO L85 PathProgramCache]: Analyzing trace with hash 2040474608, now seen corresponding path program 67 times [2022-03-01 16:41:49,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:49,716 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523541908] [2022-03-01 16:41:49,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:49,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:50,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:50,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:50,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523541908] [2022-03-01 16:41:50,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523541908] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:50,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:50,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:50,120 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653579724] [2022-03-01 16:41:50,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:50,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:50,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:50,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:50,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:50,121 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) [2022-03-01 16:41:51,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:51,938 INFO L93 Difference]: Finished difference Result 7389 states and 19684 transitions. [2022-03-01 16:41:51,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:41:51,939 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 [2022-03-01 16:41:51,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:51,950 INFO L225 Difference]: With dead ends: 7389 [2022-03-01 16:41:51,950 INFO L226 Difference]: Without dead ends: 7389 [2022-03-01 16:41:51,951 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:41:51,951 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 1072 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 1881 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2384 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:51,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2384 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1881 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:51,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7389 states. [2022-03-01 16:41:52,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7389 to 6212. [2022-03-01 16:41:52,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6212 states, 6208 states have (on average 2.7467783505154637) internal successors, (17052), 6211 states have internal predecessors, (17052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6212 states to 6212 states and 17052 transitions. [2022-03-01 16:41:52,051 INFO L78 Accepts]: Start accepts. Automaton has 6212 states and 17052 transitions. Word has length 98 [2022-03-01 16:41:52,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:52,051 INFO L470 AbstractCegarLoop]: Abstraction has 6212 states and 17052 transitions. [2022-03-01 16:41:52,051 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) [2022-03-01 16:41:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 17052 transitions. [2022-03-01 16:41:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:52,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:52,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:52,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 16:41:52,056 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)] === [2022-03-01 16:41:52,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:52,057 INFO L85 PathProgramCache]: Analyzing trace with hash -1201678748, now seen corresponding path program 68 times [2022-03-01 16:41:52,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:52,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782529560] [2022-03-01 16:41:52,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:52,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:52,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:52,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:52,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782529560] [2022-03-01 16:41:52,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782529560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:52,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:52,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:52,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768255129] [2022-03-01 16:41:52,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:52,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:52,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:52,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:52,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:52,511 INFO L87 Difference]: Start difference. First operand 6212 states and 17052 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) [2022-03-01 16:41:54,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:54,216 INFO L93 Difference]: Finished difference Result 7529 states and 20094 transitions. [2022-03-01 16:41:54,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:54,217 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 [2022-03-01 16:41:54,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:54,227 INFO L225 Difference]: With dead ends: 7529 [2022-03-01 16:41:54,227 INFO L226 Difference]: Without dead ends: 7529 [2022-03-01 16:41:54,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:54,228 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1227 mSDsluCounter, 1837 mSDsCounter, 0 mSdLazyCounter, 1724 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1227 SdHoareTripleChecker+Valid, 2145 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:54,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1227 Valid, 2145 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1724 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:54,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7529 states. [2022-03-01 16:41:54,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7529 to 6198. [2022-03-01 16:41:54,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6198 states, 6194 states have (on average 2.7463674523732644) internal successors, (17011), 6197 states have internal predecessors, (17011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6198 states to 6198 states and 17011 transitions. [2022-03-01 16:41:54,313 INFO L78 Accepts]: Start accepts. Automaton has 6198 states and 17011 transitions. Word has length 98 [2022-03-01 16:41:54,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:54,313 INFO L470 AbstractCegarLoop]: Abstraction has 6198 states and 17011 transitions. [2022-03-01 16:41:54,313 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) [2022-03-01 16:41:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 6198 states and 17011 transitions. [2022-03-01 16:41:54,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:54,318 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:54,319 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:54,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 16:41:54,319 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)] === [2022-03-01 16:41:54,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:54,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1217139544, now seen corresponding path program 69 times [2022-03-01 16:41:54,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:54,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611244282] [2022-03-01 16:41:54,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:54,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:54,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:54,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:55,000 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611244282] [2022-03-01 16:41:55,000 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611244282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:55,000 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:55,000 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:55,000 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606090081] [2022-03-01 16:41:55,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:55,000 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:55,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:55,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:55,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:55,000 INFO L87 Difference]: Start difference. First operand 6198 states and 17011 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) [2022-03-01 16:41:56,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:56,806 INFO L93 Difference]: Finished difference Result 7669 states and 20504 transitions. [2022-03-01 16:41:56,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:56,806 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 [2022-03-01 16:41:56,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:56,818 INFO L225 Difference]: With dead ends: 7669 [2022-03-01 16:41:56,818 INFO L226 Difference]: Without dead ends: 7669 [2022-03-01 16:41:56,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:56,819 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1235 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1695 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 2033 SdHoareTripleChecker+Invalid, 1870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:56,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 2033 Invalid, 1870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:41:56,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7669 states. [2022-03-01 16:41:56,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7669 to 6184. [2022-03-01 16:41:56,899 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) [2022-03-01 16:41:56,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-03-01 16:41:56,910 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-03-01 16:41:56,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:56,910 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-03-01 16:41:56,910 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) [2022-03-01 16:41:56,910 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-03-01 16:41:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-03-01 16:41:56,915 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:56,915 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:56,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 16:41:56,915 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)] === [2022-03-01 16:41:56,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:56,915 INFO L85 PathProgramCache]: Analyzing trace with hash -114849094, now seen corresponding path program 70 times [2022-03-01 16:41:56,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:56,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122131213] [2022-03-01 16:41:56,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:56,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:57,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:57,591 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:57,591 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122131213] [2022-03-01 16:41:57,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122131213] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:57,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:57,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:41:57,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228756910] [2022-03-01 16:41:57,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:57,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:41:57,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:57,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:41:57,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:41:57,591 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) [2022-03-01 16:41:59,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:59,424 INFO L93 Difference]: Finished difference Result 7318 states and 19543 transitions. [2022-03-01 16:41:59,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:41:59,424 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 [2022-03-01 16:41:59,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:59,435 INFO L225 Difference]: With dead ends: 7318 [2022-03-01 16:41:59,435 INFO L226 Difference]: Without dead ends: 7318 [2022-03-01 16:41:59,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:41:59,435 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1205 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 1765 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1765 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:59,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 2150 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1765 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:41:59,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7318 states. [2022-03-01 16:41:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7318 to 5904. [2022-03-01 16:41:59,513 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) [2022-03-01 16:41:59,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-03-01 16:41:59,523 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-03-01 16:41:59,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:59,524 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-03-01 16:41:59,524 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) [2022-03-01 16:41:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-03-01 16:41:59,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:41:59,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:59,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:59,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 16:41:59,529 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-01 16:41:59,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:59,530 INFO L85 PathProgramCache]: Analyzing trace with hash 120347688, now seen corresponding path program 1 times [2022-03-01 16:41:59,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:59,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924037989] [2022-03-01 16:41:59,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:59,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:59,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:41:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:41:59,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:41:59,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924037989] [2022-03-01 16:41:59,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924037989] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:41:59,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:41:59,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:41:59,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968160839] [2022-03-01 16:41:59,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:41:59,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:41:59,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:41:59,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:41:59,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:41:59,610 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:59,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:41:59,752 INFO L93 Difference]: Finished difference Result 5915 states and 16157 transitions. [2022-03-01 16:41:59,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:41:59,752 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have 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 [2022-03-01 16:41:59,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:41:59,765 INFO L225 Difference]: With dead ends: 5915 [2022-03-01 16:41:59,766 INFO L226 Difference]: Without dead ends: 5812 [2022-03-01 16:41:59,766 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 [2022-03-01 16:41:59,766 INFO L933 BasicCegarLoop]: 184 mSDtfsCounter, 32 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 171 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:41:59,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 420 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 171 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:41:59,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-03-01 16:41:59,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 5812. [2022-03-01 16:41:59,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5812 states, 5810 states have (on average 2.7607573149741826) internal successors, (16040), 5811 states have internal predecessors, (16040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5812 states to 5812 states and 16040 transitions. [2022-03-01 16:41:59,844 INFO L78 Accepts]: Start accepts. Automaton has 5812 states and 16040 transitions. Word has length 100 [2022-03-01 16:41:59,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:41:59,844 INFO L470 AbstractCegarLoop]: Abstraction has 5812 states and 16040 transitions. [2022-03-01 16:41:59,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:41:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 5812 states and 16040 transitions. [2022-03-01 16:41:59,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:41:59,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:41:59,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:41:59,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 16:41:59,849 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)] === [2022-03-01 16:41:59,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:41:59,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1655815932, now seen corresponding path program 1 times [2022-03-01 16:41:59,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:41:59,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83635517] [2022-03-01 16:41:59,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:41:59,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:41:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:00,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:00,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:00,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83635517] [2022-03-01 16:42:00,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83635517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:00,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:00,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:00,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644944629] [2022-03-01 16:42:00,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:00,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:00,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:00,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:00,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:00,182 INFO L87 Difference]: Start difference. First operand 5812 states and 16040 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) [2022-03-01 16:42:01,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:01,750 INFO L93 Difference]: Finished difference Result 6808 states and 18334 transitions. [2022-03-01 16:42:01,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:42:01,751 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 [2022-03-01 16:42:01,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:01,764 INFO L225 Difference]: With dead ends: 6808 [2022-03-01 16:42:01,764 INFO L226 Difference]: Without dead ends: 6808 [2022-03-01 16:42:01,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=672, Invalid=1398, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 16:42:01,765 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 949 mSDsluCounter, 2068 mSDsCounter, 0 mSdLazyCounter, 1211 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 1338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:01,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [949 Valid, 2429 Invalid, 1338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1211 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:42:01,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6808 states. [2022-03-01 16:42:01,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6808 to 5952. [2022-03-01 16:42:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5952 states, 5950 states have (on average 2.760672268907563) internal successors, (16426), 5951 states have internal predecessors, (16426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5952 states to 5952 states and 16426 transitions. [2022-03-01 16:42:01,861 INFO L78 Accepts]: Start accepts. Automaton has 5952 states and 16426 transitions. Word has length 100 [2022-03-01 16:42:01,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:01,861 INFO L470 AbstractCegarLoop]: Abstraction has 5952 states and 16426 transitions. [2022-03-01 16:42:01,861 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) [2022-03-01 16:42:01,862 INFO L276 IsEmpty]: Start isEmpty. Operand 5952 states and 16426 transitions. [2022-03-01 16:42:01,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:01,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:01,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:01,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 16:42:01,867 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)] === [2022-03-01 16:42:01,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:01,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1797919002, now seen corresponding path program 2 times [2022-03-01 16:42:01,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:01,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029640807] [2022-03-01 16:42:01,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:01,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:02,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:02,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029640807] [2022-03-01 16:42:02,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029640807] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:02,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:02,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:02,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879266000] [2022-03-01 16:42:02,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:02,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:02,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:02,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:02,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:02,297 INFO L87 Difference]: Start difference. First operand 5952 states and 16426 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) [2022-03-01 16:42:03,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:03,397 INFO L93 Difference]: Finished difference Result 6992 states and 18878 transitions. [2022-03-01 16:42:03,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:03,397 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 [2022-03-01 16:42:03,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:03,408 INFO L225 Difference]: With dead ends: 6992 [2022-03-01 16:42:03,409 INFO L226 Difference]: Without dead ends: 6992 [2022-03-01 16:42:03,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:03,409 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 883 mSDsluCounter, 1357 mSDsCounter, 0 mSdLazyCounter, 960 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 883 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 1067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:03,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [883 Valid, 1594 Invalid, 1067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 960 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:03,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6992 states. [2022-03-01 16:42:03,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6992 to 5964. [2022-03-01 16:42:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5964 states, 5962 states have (on average 2.760818517276082) internal successors, (16460), 5963 states have internal predecessors, (16460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:03,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5964 states to 5964 states and 16460 transitions. [2022-03-01 16:42:03,491 INFO L78 Accepts]: Start accepts. Automaton has 5964 states and 16460 transitions. Word has length 100 [2022-03-01 16:42:03,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:03,491 INFO L470 AbstractCegarLoop]: Abstraction has 5964 states and 16460 transitions. [2022-03-01 16:42:03,491 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) [2022-03-01 16:42:03,491 INFO L276 IsEmpty]: Start isEmpty. Operand 5964 states and 16460 transitions. [2022-03-01 16:42:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:03,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:03,496 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] [2022-03-01 16:42:03,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 16:42:03,497 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)] === [2022-03-01 16:42:03,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:03,497 INFO L85 PathProgramCache]: Analyzing trace with hash -1801436262, now seen corresponding path program 3 times [2022-03-01 16:42:03,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:03,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748619557] [2022-03-01 16:42:03,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:03,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:03,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:03,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748619557] [2022-03-01 16:42:03,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748619557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:03,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:03,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:03,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834544154] [2022-03-01 16:42:03,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:03,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:03,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:03,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:03,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:03,912 INFO L87 Difference]: Start difference. First operand 5964 states and 16460 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) [2022-03-01 16:42:04,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:04,696 INFO L93 Difference]: Finished difference Result 6880 states and 18578 transitions. [2022-03-01 16:42:04,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:04,696 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 [2022-03-01 16:42:04,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:04,710 INFO L225 Difference]: With dead ends: 6880 [2022-03-01 16:42:04,710 INFO L226 Difference]: Without dead ends: 6880 [2022-03-01 16:42:04,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:04,710 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 859 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 859 SdHoareTripleChecker+Valid, 1524 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:04,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [859 Valid, 1524 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:42:04,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6880 states. [2022-03-01 16:42:04,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6880 to 5976. [2022-03-01 16:42:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5976 states, 5974 states have (on average 2.760964178105122) internal successors, (16494), 5975 states have internal predecessors, (16494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5976 states to 5976 states and 16494 transitions. [2022-03-01 16:42:04,809 INFO L78 Accepts]: Start accepts. Automaton has 5976 states and 16494 transitions. Word has length 100 [2022-03-01 16:42:04,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:04,809 INFO L470 AbstractCegarLoop]: Abstraction has 5976 states and 16494 transitions. [2022-03-01 16:42:04,809 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) [2022-03-01 16:42:04,809 INFO L276 IsEmpty]: Start isEmpty. Operand 5976 states and 16494 transitions. [2022-03-01 16:42:04,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:04,814 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:04,814 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:04,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 16:42:04,815 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)] === [2022-03-01 16:42:04,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:04,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1801464162, now seen corresponding path program 4 times [2022-03-01 16:42:04,815 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:04,815 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625868780] [2022-03-01 16:42:04,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:04,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:05,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:05,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:05,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625868780] [2022-03-01 16:42:05,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625868780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:05,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:05,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:05,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319710710] [2022-03-01 16:42:05,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:05,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:05,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:05,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:05,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:05,539 INFO L87 Difference]: Start difference. First operand 5976 states and 16494 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) [2022-03-01 16:42:06,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:06,671 INFO L93 Difference]: Finished difference Result 6516 states and 17764 transitions. [2022-03-01 16:42:06,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:06,671 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 [2022-03-01 16:42:06,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:06,682 INFO L225 Difference]: With dead ends: 6516 [2022-03-01 16:42:06,682 INFO L226 Difference]: Without dead ends: 6516 [2022-03-01 16:42:06,683 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:06,683 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 781 mSDsluCounter, 1368 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 781 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:06,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [781 Valid, 1607 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:06,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2022-03-01 16:42:06,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 5988. [2022-03-01 16:42:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5988 states, 5986 states have (on average 2.7611092549281655) internal successors, (16528), 5987 states have internal predecessors, (16528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:06,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5988 states to 5988 states and 16528 transitions. [2022-03-01 16:42:06,768 INFO L78 Accepts]: Start accepts. Automaton has 5988 states and 16528 transitions. Word has length 100 [2022-03-01 16:42:06,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:06,768 INFO L470 AbstractCegarLoop]: Abstraction has 5988 states and 16528 transitions. [2022-03-01 16:42:06,768 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) [2022-03-01 16:42:06,768 INFO L276 IsEmpty]: Start isEmpty. Operand 5988 states and 16528 transitions. [2022-03-01 16:42:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:06,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:06,773 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, 1, 1] [2022-03-01 16:42:06,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 16:42:06,773 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)] === [2022-03-01 16:42:06,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:06,773 INFO L85 PathProgramCache]: Analyzing trace with hash -560583164, now seen corresponding path program 5 times [2022-03-01 16:42:06,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:06,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251302060] [2022-03-01 16:42:06,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:06,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:07,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:07,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251302060] [2022-03-01 16:42:07,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251302060] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:07,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:07,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:07,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771155103] [2022-03-01 16:42:07,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:07,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:07,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:07,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:07,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:07,318 INFO L87 Difference]: Start difference. First operand 5988 states and 16528 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) [2022-03-01 16:42:08,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:08,658 INFO L93 Difference]: Finished difference Result 6776 states and 18346 transitions. [2022-03-01 16:42:08,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:42:08,658 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 [2022-03-01 16:42:08,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:08,669 INFO L225 Difference]: With dead ends: 6776 [2022-03-01 16:42:08,669 INFO L226 Difference]: Without dead ends: 6776 [2022-03-01 16:42:08,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=672, Invalid=1398, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 16:42:08,670 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 875 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 1083 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:08,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2219 Invalid, 1231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1083 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:08,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2022-03-01 16:42:08,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 5996. [2022-03-01 16:42:08,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5996 states, 5994 states have (on average 2.763096429763096) internal successors, (16562), 5995 states have internal predecessors, (16562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:08,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5996 states to 5996 states and 16562 transitions. [2022-03-01 16:42:08,765 INFO L78 Accepts]: Start accepts. Automaton has 5996 states and 16562 transitions. Word has length 100 [2022-03-01 16:42:08,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:08,765 INFO L470 AbstractCegarLoop]: Abstraction has 5996 states and 16562 transitions. [2022-03-01 16:42:08,765 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) [2022-03-01 16:42:08,765 INFO L276 IsEmpty]: Start isEmpty. Operand 5996 states and 16562 transitions. [2022-03-01 16:42:08,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:08,771 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:08,771 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] [2022-03-01 16:42:08,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 16:42:08,771 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)] === [2022-03-01 16:42:08,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:08,771 INFO L85 PathProgramCache]: Analyzing trace with hash -739068822, now seen corresponding path program 6 times [2022-03-01 16:42:08,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:08,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716927065] [2022-03-01 16:42:08,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:09,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:09,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716927065] [2022-03-01 16:42:09,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716927065] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:09,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:09,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:09,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529048751] [2022-03-01 16:42:09,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:09,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:09,490 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:09,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:09,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:09,491 INFO L87 Difference]: Start difference. First operand 5996 states and 16562 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) [2022-03-01 16:42:10,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:10,711 INFO L93 Difference]: Finished difference Result 7344 states and 19968 transitions. [2022-03-01 16:42:10,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:10,711 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 [2022-03-01 16:42:10,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:10,723 INFO L225 Difference]: With dead ends: 7344 [2022-03-01 16:42:10,723 INFO L226 Difference]: Without dead ends: 7344 [2022-03-01 16:42:10,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:10,723 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 855 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 1007 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 1762 SdHoareTripleChecker+Invalid, 1120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:10,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [855 Valid, 1762 Invalid, 1120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1007 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:10,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7344 states. [2022-03-01 16:42:10,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7344 to 6080. [2022-03-01 16:42:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6080 states, 6078 states have (on average 2.7653833497861138) internal successors, (16808), 6079 states have internal predecessors, (16808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:10,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6080 states to 6080 states and 16808 transitions. [2022-03-01 16:42:10,812 INFO L78 Accepts]: Start accepts. Automaton has 6080 states and 16808 transitions. Word has length 100 [2022-03-01 16:42:10,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:10,812 INFO L470 AbstractCegarLoop]: Abstraction has 6080 states and 16808 transitions. [2022-03-01 16:42:10,812 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) [2022-03-01 16:42:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 6080 states and 16808 transitions. [2022-03-01 16:42:10,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:10,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:10,817 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, 1, 1] [2022-03-01 16:42:10,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 16:42:10,817 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)] === [2022-03-01 16:42:10,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:10,818 INFO L85 PathProgramCache]: Analyzing trace with hash 175869274, now seen corresponding path program 7 times [2022-03-01 16:42:10,818 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:10,818 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422968318] [2022-03-01 16:42:10,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:10,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:10,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:11,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:11,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:11,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422968318] [2022-03-01 16:42:11,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422968318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:11,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:11,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:11,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158119605] [2022-03-01 16:42:11,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:11,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:11,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:11,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:11,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:11,809 INFO L87 Difference]: Start difference. First operand 6080 states and 16808 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) [2022-03-01 16:42:12,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:12,925 INFO L93 Difference]: Finished difference Result 7176 states and 19504 transitions. [2022-03-01 16:42:12,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:12,925 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 [2022-03-01 16:42:12,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:12,936 INFO L225 Difference]: With dead ends: 7176 [2022-03-01 16:42:12,936 INFO L226 Difference]: Without dead ends: 7176 [2022-03-01 16:42:12,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:12,936 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 851 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 851 SdHoareTripleChecker+Valid, 1384 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:12,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [851 Valid, 1384 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:12,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2022-03-01 16:42:12,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 6122. [2022-03-01 16:42:13,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6122 states, 6120 states have (on average 2.766503267973856) internal successors, (16931), 6121 states have internal predecessors, (16931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:13,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6122 states to 6122 states and 16931 transitions. [2022-03-01 16:42:13,015 INFO L78 Accepts]: Start accepts. Automaton has 6122 states and 16931 transitions. Word has length 100 [2022-03-01 16:42:13,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:13,015 INFO L470 AbstractCegarLoop]: Abstraction has 6122 states and 16931 transitions. [2022-03-01 16:42:13,015 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) [2022-03-01 16:42:13,015 INFO L276 IsEmpty]: Start isEmpty. Operand 6122 states and 16931 transitions. [2022-03-01 16:42:13,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:13,020 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:13,020 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:13,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 16:42:13,020 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)] === [2022-03-01 16:42:13,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:13,020 INFO L85 PathProgramCache]: Analyzing trace with hash 151797154, now seen corresponding path program 8 times [2022-03-01 16:42:13,020 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:13,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557665264] [2022-03-01 16:42:13,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:13,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:13,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:14,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:14,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:14,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557665264] [2022-03-01 16:42:14,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557665264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:14,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:14,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:14,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009764370] [2022-03-01 16:42:14,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:14,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:14,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:14,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:14,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:14,758 INFO L87 Difference]: Start difference. First operand 6122 states and 16931 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) [2022-03-01 16:42:16,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:16,012 INFO L93 Difference]: Finished difference Result 6728 states and 18472 transitions. [2022-03-01 16:42:16,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:16,013 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 [2022-03-01 16:42:16,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:16,023 INFO L225 Difference]: With dead ends: 6728 [2022-03-01 16:42:16,023 INFO L226 Difference]: Without dead ends: 6728 [2022-03-01 16:42:16,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:16,024 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 721 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 995 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 721 SdHoareTripleChecker+Valid, 1855 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:16,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [721 Valid, 1855 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 995 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:16,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6728 states. [2022-03-01 16:42:16,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6728 to 6164. [2022-03-01 16:42:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6164 states, 6162 states have (on average 2.767607919506654) internal successors, (17054), 6163 states have internal predecessors, (17054), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:16,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6164 states to 6164 states and 17054 transitions. [2022-03-01 16:42:16,116 INFO L78 Accepts]: Start accepts. Automaton has 6164 states and 17054 transitions. Word has length 100 [2022-03-01 16:42:16,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:16,116 INFO L470 AbstractCegarLoop]: Abstraction has 6164 states and 17054 transitions. [2022-03-01 16:42:16,117 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) [2022-03-01 16:42:16,117 INFO L276 IsEmpty]: Start isEmpty. Operand 6164 states and 17054 transitions. [2022-03-01 16:42:16,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:16,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:16,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:16,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 16:42:16,122 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)] === [2022-03-01 16:42:16,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:16,122 INFO L85 PathProgramCache]: Analyzing trace with hash -823594260, now seen corresponding path program 9 times [2022-03-01 16:42:16,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:16,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737367323] [2022-03-01 16:42:16,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:16,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:17,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:17,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:17,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737367323] [2022-03-01 16:42:17,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737367323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:17,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:17,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:17,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092631140] [2022-03-01 16:42:17,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:17,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:17,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:17,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:17,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:17,062 INFO L87 Difference]: Start difference. First operand 6164 states and 17054 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) [2022-03-01 16:42:18,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:18,072 INFO L93 Difference]: Finished difference Result 7196 states and 19454 transitions. [2022-03-01 16:42:18,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:18,072 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 [2022-03-01 16:42:18,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:18,082 INFO L225 Difference]: With dead ends: 7196 [2022-03-01 16:42:18,082 INFO L226 Difference]: Without dead ends: 7196 [2022-03-01 16:42:18,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:18,083 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 756 mSDsluCounter, 1009 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 1258 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:18,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 1258 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:42:18,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7196 states. [2022-03-01 16:42:18,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7196 to 6220. [2022-03-01 16:42:18,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7690575747828885) internal successors, (17218), 6219 states have internal predecessors, (17218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:18,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17218 transitions. [2022-03-01 16:42:18,170 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17218 transitions. Word has length 100 [2022-03-01 16:42:18,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:18,170 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17218 transitions. [2022-03-01 16:42:18,170 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) [2022-03-01 16:42:18,170 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17218 transitions. [2022-03-01 16:42:18,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:18,175 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:18,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:18,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 16:42:18,175 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)] === [2022-03-01 16:42:18,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:18,175 INFO L85 PathProgramCache]: Analyzing trace with hash 813282944, now seen corresponding path program 10 times [2022-03-01 16:42:18,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:18,176 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892935590] [2022-03-01 16:42:18,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:19,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:19,136 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892935590] [2022-03-01 16:42:19,136 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892935590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:19,136 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:19,136 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:19,136 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419134813] [2022-03-01 16:42:19,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:19,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:19,136 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:19,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:19,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:19,137 INFO L87 Difference]: Start difference. First operand 6220 states and 17218 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) [2022-03-01 16:42:20,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:20,263 INFO L93 Difference]: Finished difference Result 7448 states and 20164 transitions. [2022-03-01 16:42:20,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:20,263 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 [2022-03-01 16:42:20,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:20,273 INFO L225 Difference]: With dead ends: 7448 [2022-03-01 16:42:20,273 INFO L226 Difference]: Without dead ends: 7448 [2022-03-01 16:42:20,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:20,274 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 836 mSDsluCounter, 1146 mSDsCounter, 0 mSdLazyCounter, 819 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 836 SdHoareTripleChecker+Valid, 1408 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:20,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [836 Valid, 1408 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 819 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:20,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7448 states. [2022-03-01 16:42:20,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7448 to 6220. [2022-03-01 16:42:20,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7690575747828885) internal successors, (17218), 6219 states have internal predecessors, (17218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17218 transitions. [2022-03-01 16:42:20,362 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17218 transitions. Word has length 100 [2022-03-01 16:42:20,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:20,362 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17218 transitions. [2022-03-01 16:42:20,362 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) [2022-03-01 16:42:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17218 transitions. [2022-03-01 16:42:20,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:20,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:20,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:20,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 16:42:20,367 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)] === [2022-03-01 16:42:20,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:20,368 INFO L85 PathProgramCache]: Analyzing trace with hash -189978204, now seen corresponding path program 11 times [2022-03-01 16:42:20,368 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:20,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707040602] [2022-03-01 16:42:20,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:20,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:21,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:21,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:21,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707040602] [2022-03-01 16:42:21,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707040602] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:21,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:21,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:21,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466152075] [2022-03-01 16:42:21,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:21,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:21,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:21,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:21,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:21,338 INFO L87 Difference]: Start difference. First operand 6220 states and 17218 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) [2022-03-01 16:42:22,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:22,650 INFO L93 Difference]: Finished difference Result 7700 states and 20874 transitions. [2022-03-01 16:42:22,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:22,651 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 [2022-03-01 16:42:22,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:22,663 INFO L225 Difference]: With dead ends: 7700 [2022-03-01 16:42:22,663 INFO L226 Difference]: Without dead ends: 7700 [2022-03-01 16:42:22,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:22,663 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 755 mSDsluCounter, 1518 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1093 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:22,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 1764 Invalid, 1093 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:22,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7700 states. [2022-03-01 16:42:22,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7700 to 6220. [2022-03-01 16:42:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7690575747828885) internal successors, (17218), 6219 states have internal predecessors, (17218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:22,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17218 transitions. [2022-03-01 16:42:22,765 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17218 transitions. Word has length 100 [2022-03-01 16:42:22,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:22,765 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17218 transitions. [2022-03-01 16:42:22,765 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) [2022-03-01 16:42:22,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17218 transitions. [2022-03-01 16:42:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:22,770 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:22,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:22,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 16:42:22,770 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)] === [2022-03-01 16:42:22,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:22,771 INFO L85 PathProgramCache]: Analyzing trace with hash -1751029418, now seen corresponding path program 12 times [2022-03-01 16:42:22,771 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:22,771 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519092867] [2022-03-01 16:42:22,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:22,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:23,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:23,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:23,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519092867] [2022-03-01 16:42:23,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519092867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:23,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:23,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:23,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205113419] [2022-03-01 16:42:23,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:23,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:23,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:23,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:23,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:23,809 INFO L87 Difference]: Start difference. First operand 6220 states and 17218 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) [2022-03-01 16:42:25,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:25,286 INFO L93 Difference]: Finished difference Result 8036 states and 21788 transitions. [2022-03-01 16:42:25,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:25,286 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 [2022-03-01 16:42:25,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:25,299 INFO L225 Difference]: With dead ends: 8036 [2022-03-01 16:42:25,299 INFO L226 Difference]: Without dead ends: 8036 [2022-03-01 16:42:25,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:25,300 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 708 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1152 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 2018 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 1152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:25,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [708 Valid, 2018 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 1152 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:42:25,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8036 states. [2022-03-01 16:42:25,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8036 to 6220. [2022-03-01 16:42:25,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6220 states, 6218 states have (on average 2.7690575747828885) internal successors, (17218), 6219 states have internal predecessors, (17218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:25,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6220 states to 6220 states and 17218 transitions. [2022-03-01 16:42:25,402 INFO L78 Accepts]: Start accepts. Automaton has 6220 states and 17218 transitions. Word has length 100 [2022-03-01 16:42:25,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:25,402 INFO L470 AbstractCegarLoop]: Abstraction has 6220 states and 17218 transitions. [2022-03-01 16:42:25,402 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) [2022-03-01 16:42:25,402 INFO L276 IsEmpty]: Start isEmpty. Operand 6220 states and 17218 transitions. [2022-03-01 16:42:25,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:25,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:25,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:25,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 16:42:25,408 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)] === [2022-03-01 16:42:25,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:25,408 INFO L85 PathProgramCache]: Analyzing trace with hash 318499684, now seen corresponding path program 13 times [2022-03-01 16:42:25,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:25,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021352324] [2022-03-01 16:42:25,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:25,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:25,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:26,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:26,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021352324] [2022-03-01 16:42:26,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021352324] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:26,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:26,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:26,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319537027] [2022-03-01 16:42:26,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:26,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:26,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:26,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:26,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:26,313 INFO L87 Difference]: Start difference. First operand 6220 states and 17218 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) [2022-03-01 16:42:27,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:27,557 INFO L93 Difference]: Finished difference Result 7392 states and 20014 transitions. [2022-03-01 16:42:27,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:42:27,558 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 [2022-03-01 16:42:27,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:27,569 INFO L225 Difference]: With dead ends: 7392 [2022-03-01 16:42:27,569 INFO L226 Difference]: Without dead ends: 7392 [2022-03-01 16:42:27,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:42:27,570 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 715 mSDsluCounter, 1411 mSDsCounter, 0 mSdLazyCounter, 941 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 1631 SdHoareTripleChecker+Invalid, 1013 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 941 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:27,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 1631 Invalid, 1013 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 941 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:27,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7392 states. [2022-03-01 16:42:27,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7392 to 6332. [2022-03-01 16:42:27,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 6330 states have (on average 2.7718799368088467) internal successors, (17546), 6331 states have internal predecessors, (17546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:27,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 17546 transitions. [2022-03-01 16:42:27,676 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 17546 transitions. Word has length 100 [2022-03-01 16:42:27,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:27,676 INFO L470 AbstractCegarLoop]: Abstraction has 6332 states and 17546 transitions. [2022-03-01 16:42:27,677 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) [2022-03-01 16:42:27,677 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 17546 transitions. [2022-03-01 16:42:27,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:27,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:27,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:27,682 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 16:42:27,682 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)] === [2022-03-01 16:42:27,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:27,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1222617042, now seen corresponding path program 14 times [2022-03-01 16:42:27,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:27,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172024074] [2022-03-01 16:42:27,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:27,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:29,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:29,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172024074] [2022-03-01 16:42:29,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172024074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:29,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:29,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:29,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124574173] [2022-03-01 16:42:29,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:29,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:29,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:29,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:29,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:29,032 INFO L87 Difference]: Start difference. First operand 6332 states and 17546 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) [2022-03-01 16:42:30,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:30,232 INFO L93 Difference]: Finished difference Result 7672 states and 20778 transitions. [2022-03-01 16:42:30,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:30,232 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 [2022-03-01 16:42:30,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:30,244 INFO L225 Difference]: With dead ends: 7672 [2022-03-01 16:42:30,244 INFO L226 Difference]: Without dead ends: 7672 [2022-03-01 16:42:30,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:30,245 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 722 mSDsluCounter, 1170 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:30,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [722 Valid, 1409 Invalid, 892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:30,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7672 states. [2022-03-01 16:42:30,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7672 to 6346. [2022-03-01 16:42:30,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6346 states, 6344 states have (on average 2.7722257250945774) internal successors, (17587), 6345 states have internal predecessors, (17587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6346 states to 6346 states and 17587 transitions. [2022-03-01 16:42:30,346 INFO L78 Accepts]: Start accepts. Automaton has 6346 states and 17587 transitions. Word has length 100 [2022-03-01 16:42:30,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:30,346 INFO L470 AbstractCegarLoop]: Abstraction has 6346 states and 17587 transitions. [2022-03-01 16:42:30,346 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) [2022-03-01 16:42:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 6346 states and 17587 transitions. [2022-03-01 16:42:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:30,352 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:30,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:30,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 16:42:30,352 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)] === [2022-03-01 16:42:30,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:30,352 INFO L85 PathProgramCache]: Analyzing trace with hash 414260162, now seen corresponding path program 15 times [2022-03-01 16:42:30,352 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:30,352 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549069963] [2022-03-01 16:42:30,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:30,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:31,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:31,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:31,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549069963] [2022-03-01 16:42:31,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549069963] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:31,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:31,288 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:31,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414582385] [2022-03-01 16:42:31,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:31,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:31,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:31,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:31,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:31,289 INFO L87 Difference]: Start difference. First operand 6346 states and 17587 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) [2022-03-01 16:42:32,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:32,536 INFO L93 Difference]: Finished difference Result 7658 states and 20765 transitions. [2022-03-01 16:42:32,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:32,536 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 [2022-03-01 16:42:32,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:32,548 INFO L225 Difference]: With dead ends: 7658 [2022-03-01 16:42:32,549 INFO L226 Difference]: Without dead ends: 7658 [2022-03-01 16:42:32,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:32,549 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 692 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 692 SdHoareTripleChecker+Valid, 1554 SdHoareTripleChecker+Invalid, 940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:32,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [692 Valid, 1554 Invalid, 940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:32,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7658 states. [2022-03-01 16:42:32,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7658 to 6332. [2022-03-01 16:42:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 6330 states have (on average 2.7718799368088467) internal successors, (17546), 6331 states have internal predecessors, (17546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:32,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 17546 transitions. [2022-03-01 16:42:32,657 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 17546 transitions. Word has length 100 [2022-03-01 16:42:32,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:32,657 INFO L470 AbstractCegarLoop]: Abstraction has 6332 states and 17546 transitions. [2022-03-01 16:42:32,657 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) [2022-03-01 16:42:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 17546 transitions. [2022-03-01 16:42:32,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:32,663 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:32,663 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:32,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 16:42:32,663 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)] === [2022-03-01 16:42:32,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:32,663 INFO L85 PathProgramCache]: Analyzing trace with hash 425084780, now seen corresponding path program 16 times [2022-03-01 16:42:32,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:32,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119266137] [2022-03-01 16:42:32,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:32,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:33,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:33,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119266137] [2022-03-01 16:42:33,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119266137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:33,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:33,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:33,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654791845] [2022-03-01 16:42:33,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:33,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:33,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:33,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:33,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:33,573 INFO L87 Difference]: Start difference. First operand 6332 states and 17546 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) [2022-03-01 16:42:34,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:34,802 INFO L93 Difference]: Finished difference Result 7700 states and 20874 transitions. [2022-03-01 16:42:34,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:34,802 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 [2022-03-01 16:42:34,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:34,813 INFO L225 Difference]: With dead ends: 7700 [2022-03-01 16:42:34,814 INFO L226 Difference]: Without dead ends: 7700 [2022-03-01 16:42:34,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:34,814 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 793 mSDsluCounter, 1389 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1619 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:34,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1619 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:34,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7700 states. [2022-03-01 16:42:34,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7700 to 6360. [2022-03-01 16:42:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6360 states, 6358 states have (on average 2.77256999056307) internal successors, (17628), 6359 states have internal predecessors, (17628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:34,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 6360 states and 17628 transitions. [2022-03-01 16:42:34,918 INFO L78 Accepts]: Start accepts. Automaton has 6360 states and 17628 transitions. Word has length 100 [2022-03-01 16:42:34,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:34,918 INFO L470 AbstractCegarLoop]: Abstraction has 6360 states and 17628 transitions. [2022-03-01 16:42:34,918 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) [2022-03-01 16:42:34,918 INFO L276 IsEmpty]: Start isEmpty. Operand 6360 states and 17628 transitions. [2022-03-01 16:42:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:34,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:34,923 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, 1, 1] [2022-03-01 16:42:34,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-01 16:42:34,923 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)] === [2022-03-01 16:42:34,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:34,924 INFO L85 PathProgramCache]: Analyzing trace with hash 2061961984, now seen corresponding path program 17 times [2022-03-01 16:42:34,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:34,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453574414] [2022-03-01 16:42:34,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:34,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:35,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:35,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:35,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453574414] [2022-03-01 16:42:35,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453574414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:35,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:35,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:35,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941077133] [2022-03-01 16:42:35,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:35,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:35,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:35,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:35,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:35,980 INFO L87 Difference]: Start difference. First operand 6360 states and 17628 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) [2022-03-01 16:42:37,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:37,411 INFO L93 Difference]: Finished difference Result 7952 states and 21584 transitions. [2022-03-01 16:42:37,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:37,411 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 [2022-03-01 16:42:37,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:37,424 INFO L225 Difference]: With dead ends: 7952 [2022-03-01 16:42:37,424 INFO L226 Difference]: Without dead ends: 7952 [2022-03-01 16:42:37,424 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:37,424 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 888 mSDsluCounter, 1519 mSDsCounter, 0 mSdLazyCounter, 1090 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 888 SdHoareTripleChecker+Valid, 1766 SdHoareTripleChecker+Invalid, 1178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:37,424 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [888 Valid, 1766 Invalid, 1178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1090 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:42:37,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7952 states. [2022-03-01 16:42:37,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7952 to 6346. [2022-03-01 16:42:37,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6346 states, 6344 states have (on average 2.7722257250945774) internal successors, (17587), 6345 states have internal predecessors, (17587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6346 states to 6346 states and 17587 transitions. [2022-03-01 16:42:37,525 INFO L78 Accepts]: Start accepts. Automaton has 6346 states and 17587 transitions. Word has length 100 [2022-03-01 16:42:37,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:37,525 INFO L470 AbstractCegarLoop]: Abstraction has 6346 states and 17587 transitions. [2022-03-01 16:42:37,525 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) [2022-03-01 16:42:37,526 INFO L276 IsEmpty]: Start isEmpty. Operand 6346 states and 17587 transitions. [2022-03-01 16:42:37,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:37,531 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:37,531 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:37,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-01 16:42:37,531 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)] === [2022-03-01 16:42:37,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:37,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1058700836, now seen corresponding path program 18 times [2022-03-01 16:42:37,531 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:37,531 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342843103] [2022-03-01 16:42:37,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:37,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:39,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:39,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342843103] [2022-03-01 16:42:39,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342843103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:39,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:39,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:39,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459869638] [2022-03-01 16:42:39,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:39,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:39,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:39,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:39,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:39,318 INFO L87 Difference]: Start difference. First operand 6346 states and 17587 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) [2022-03-01 16:42:40,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:40,667 INFO L93 Difference]: Finished difference Result 7924 states and 21516 transitions. [2022-03-01 16:42:40,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:40,667 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 [2022-03-01 16:42:40,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:40,678 INFO L225 Difference]: With dead ends: 7924 [2022-03-01 16:42:40,678 INFO L226 Difference]: Without dead ends: 7924 [2022-03-01 16:42:40,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:40,679 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 791 mSDsluCounter, 1322 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 1572 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:40,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 1572 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:40,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7924 states. [2022-03-01 16:42:40,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7924 to 6332. [2022-03-01 16:42:40,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 6330 states have (on average 2.7718799368088467) internal successors, (17546), 6331 states have internal predecessors, (17546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 17546 transitions. [2022-03-01 16:42:40,766 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 17546 transitions. Word has length 100 [2022-03-01 16:42:40,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:40,766 INFO L470 AbstractCegarLoop]: Abstraction has 6332 states and 17546 transitions. [2022-03-01 16:42:40,766 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) [2022-03-01 16:42:40,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 17546 transitions. [2022-03-01 16:42:40,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:40,771 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:40,771 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] [2022-03-01 16:42:40,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-01 16:42:40,772 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)] === [2022-03-01 16:42:40,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:40,772 INFO L85 PathProgramCache]: Analyzing trace with hash 877575256, now seen corresponding path program 19 times [2022-03-01 16:42:40,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:40,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206627697] [2022-03-01 16:42:40,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:40,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:41,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:41,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:41,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206627697] [2022-03-01 16:42:41,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206627697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:41,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:41,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:41,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393360332] [2022-03-01 16:42:41,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:41,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:41,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:41,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:41,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:41,983 INFO L87 Difference]: Start difference. First operand 6332 states and 17546 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) [2022-03-01 16:42:43,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:43,035 INFO L93 Difference]: Finished difference Result 7588 states and 20546 transitions. [2022-03-01 16:42:43,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:43,036 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 [2022-03-01 16:42:43,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:43,047 INFO L225 Difference]: With dead ends: 7588 [2022-03-01 16:42:43,047 INFO L226 Difference]: Without dead ends: 7588 [2022-03-01 16:42:43,047 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:43,047 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 789 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 814 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:43,047 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 1385 Invalid, 904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 814 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:43,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7588 states. [2022-03-01 16:42:43,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7588 to 6374. [2022-03-01 16:42:43,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6374 states, 6372 states have (on average 2.772912743251726) internal successors, (17669), 6373 states have internal predecessors, (17669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:43,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6374 states to 6374 states and 17669 transitions. [2022-03-01 16:42:43,140 INFO L78 Accepts]: Start accepts. Automaton has 6374 states and 17669 transitions. Word has length 100 [2022-03-01 16:42:43,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:43,140 INFO L470 AbstractCegarLoop]: Abstraction has 6374 states and 17669 transitions. [2022-03-01 16:42:43,141 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) [2022-03-01 16:42:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 6374 states and 17669 transitions. [2022-03-01 16:42:43,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:43,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:43,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:43,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-01 16:42:43,146 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)] === [2022-03-01 16:42:43,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:43,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1780514836, now seen corresponding path program 20 times [2022-03-01 16:42:43,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:43,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323741650] [2022-03-01 16:42:43,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:43,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:43,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:43,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323741650] [2022-03-01 16:42:43,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323741650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:43,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:43,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:43,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163331669] [2022-03-01 16:42:43,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:43,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:43,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:43,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:43,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:43,965 INFO L87 Difference]: Start difference. First operand 6374 states and 17669 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) [2022-03-01 16:42:45,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:45,172 INFO L93 Difference]: Finished difference Result 7840 states and 21256 transitions. [2022-03-01 16:42:45,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:45,172 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 [2022-03-01 16:42:45,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:45,185 INFO L225 Difference]: With dead ends: 7840 [2022-03-01 16:42:45,185 INFO L226 Difference]: Without dead ends: 7840 [2022-03-01 16:42:45,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=340, Invalid=782, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:45,185 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 738 mSDsluCounter, 1337 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 1575 SdHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:45,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [738 Valid, 1575 Invalid, 1031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:45,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7840 states. [2022-03-01 16:42:45,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7840 to 6360. [2022-03-01 16:42:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6360 states, 6358 states have (on average 2.77256999056307) internal successors, (17628), 6359 states have internal predecessors, (17628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:45,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 6360 states and 17628 transitions. [2022-03-01 16:42:45,295 INFO L78 Accepts]: Start accepts. Automaton has 6360 states and 17628 transitions. Word has length 100 [2022-03-01 16:42:45,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:45,295 INFO L470 AbstractCegarLoop]: Abstraction has 6360 states and 17628 transitions. [2022-03-01 16:42:45,295 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) [2022-03-01 16:42:45,295 INFO L276 IsEmpty]: Start isEmpty. Operand 6360 states and 17628 transitions. [2022-03-01 16:42:45,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:45,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:45,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:45,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-01 16:42:45,300 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)] === [2022-03-01 16:42:45,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:45,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1511191312, now seen corresponding path program 21 times [2022-03-01 16:42:45,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:45,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047389934] [2022-03-01 16:42:45,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:45,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:46,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:46,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:46,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047389934] [2022-03-01 16:42:46,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047389934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:46,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:46,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:46,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096991785] [2022-03-01 16:42:46,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:46,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:46,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:46,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:46,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:46,480 INFO L87 Difference]: Start difference. First operand 6360 states and 17628 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) [2022-03-01 16:42:47,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:47,637 INFO L93 Difference]: Finished difference Result 8092 states and 21966 transitions. [2022-03-01 16:42:47,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:47,637 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 [2022-03-01 16:42:47,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:47,649 INFO L225 Difference]: With dead ends: 8092 [2022-03-01 16:42:47,649 INFO L226 Difference]: Without dead ends: 8092 [2022-03-01 16:42:47,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:47,649 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 691 mSDsluCounter, 1137 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 1378 SdHoareTripleChecker+Invalid, 894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:47,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [691 Valid, 1378 Invalid, 894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:47,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8092 states. [2022-03-01 16:42:47,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8092 to 6346. [2022-03-01 16:42:47,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6346 states, 6344 states have (on average 2.7722257250945774) internal successors, (17587), 6345 states have internal predecessors, (17587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6346 states to 6346 states and 17587 transitions. [2022-03-01 16:42:47,746 INFO L78 Accepts]: Start accepts. Automaton has 6346 states and 17587 transitions. Word has length 100 [2022-03-01 16:42:47,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:47,746 INFO L470 AbstractCegarLoop]: Abstraction has 6346 states and 17587 transitions. [2022-03-01 16:42:47,746 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) [2022-03-01 16:42:47,746 INFO L276 IsEmpty]: Start isEmpty. Operand 6346 states and 17587 transitions. [2022-03-01 16:42:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:47,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:47,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:47,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-01 16:42:47,751 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)] === [2022-03-01 16:42:47,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:47,752 INFO L85 PathProgramCache]: Analyzing trace with hash -49859902, now seen corresponding path program 22 times [2022-03-01 16:42:47,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:47,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731354621] [2022-03-01 16:42:47,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:47,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:49,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:49,114 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:49,114 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731354621] [2022-03-01 16:42:49,114 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731354621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:49,114 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:49,114 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:49,114 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [190327215] [2022-03-01 16:42:49,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:49,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:49,115 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:49,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:49,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:49,115 INFO L87 Difference]: Start difference. First operand 6346 states and 17587 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) [2022-03-01 16:42:50,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:50,467 INFO L93 Difference]: Finished difference Result 8218 states and 22307 transitions. [2022-03-01 16:42:50,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:50,467 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 [2022-03-01 16:42:50,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:50,480 INFO L225 Difference]: With dead ends: 8218 [2022-03-01 16:42:50,481 INFO L226 Difference]: Without dead ends: 8218 [2022-03-01 16:42:50,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:50,495 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 793 mSDsluCounter, 1323 mSDsCounter, 0 mSdLazyCounter, 971 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 971 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:50,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 1564 Invalid, 1065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 971 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:50,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8218 states. [2022-03-01 16:42:50,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8218 to 6332. [2022-03-01 16:42:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6332 states, 6330 states have (on average 2.7718799368088467) internal successors, (17546), 6331 states have internal predecessors, (17546), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6332 states to 6332 states and 17546 transitions. [2022-03-01 16:42:50,638 INFO L78 Accepts]: Start accepts. Automaton has 6332 states and 17546 transitions. Word has length 100 [2022-03-01 16:42:50,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:50,638 INFO L470 AbstractCegarLoop]: Abstraction has 6332 states and 17546 transitions. [2022-03-01 16:42:50,638 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) [2022-03-01 16:42:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 6332 states and 17546 transitions. [2022-03-01 16:42:50,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:50,643 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:50,643 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:50,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-01 16:42:50,644 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)] === [2022-03-01 16:42:50,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:50,644 INFO L85 PathProgramCache]: Analyzing trace with hash -693296730, now seen corresponding path program 23 times [2022-03-01 16:42:50,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:50,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027701073] [2022-03-01 16:42:50,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:50,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:51,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:51,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027701073] [2022-03-01 16:42:51,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027701073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:51,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:51,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:51,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494889345] [2022-03-01 16:42:51,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:51,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:51,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:51,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:51,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:51,957 INFO L87 Difference]: Start difference. First operand 6332 states and 17546 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) [2022-03-01 16:42:52,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:52,988 INFO L93 Difference]: Finished difference Result 8064 states and 21898 transitions. [2022-03-01 16:42:52,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:42:52,988 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 [2022-03-01 16:42:52,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:53,052 INFO L225 Difference]: With dead ends: 8064 [2022-03-01 16:42:53,052 INFO L226 Difference]: Without dead ends: 8064 [2022-03-01 16:42:53,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:42:53,053 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 798 mSDsluCounter, 875 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 1089 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:53,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [798 Valid, 1089 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:42:53,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8064 states. [2022-03-01 16:42:53,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8064 to 6416. [2022-03-01 16:42:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.77393202369816) internal successors, (17792), 6415 states have internal predecessors, (17792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:53,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17792 transitions. [2022-03-01 16:42:53,145 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17792 transitions. Word has length 100 [2022-03-01 16:42:53,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:53,145 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17792 transitions. [2022-03-01 16:42:53,145 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) [2022-03-01 16:42:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17792 transitions. [2022-03-01 16:42:53,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:53,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:53,151 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, 1, 1] [2022-03-01 16:42:53,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-01 16:42:53,151 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)] === [2022-03-01 16:42:53,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:53,154 INFO L85 PathProgramCache]: Analyzing trace with hash 2060553840, now seen corresponding path program 24 times [2022-03-01 16:42:53,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:53,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356230308] [2022-03-01 16:42:53,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:53,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:53,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:53,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356230308] [2022-03-01 16:42:53,837 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356230308] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:53,837 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:53,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:53,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850802403] [2022-03-01 16:42:53,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:53,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:53,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:53,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:53,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:53,837 INFO L87 Difference]: Start difference. First operand 6416 states and 17792 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) [2022-03-01 16:42:54,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:54,935 INFO L93 Difference]: Finished difference Result 8344 states and 22662 transitions. [2022-03-01 16:42:54,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:54,936 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 [2022-03-01 16:42:54,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:54,948 INFO L225 Difference]: With dead ends: 8344 [2022-03-01 16:42:54,948 INFO L226 Difference]: Without dead ends: 8344 [2022-03-01 16:42:54,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:54,949 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 655 mSDsluCounter, 1177 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:54,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 1398 Invalid, 876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:42:54,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8344 states. [2022-03-01 16:42:55,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8344 to 6430. [2022-03-01 16:42:55,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.7742688238954574) internal successors, (17833), 6429 states have internal predecessors, (17833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17833 transitions. [2022-03-01 16:42:55,053 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17833 transitions. Word has length 100 [2022-03-01 16:42:55,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:55,053 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17833 transitions. [2022-03-01 16:42:55,053 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) [2022-03-01 16:42:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17833 transitions. [2022-03-01 16:42:55,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:55,059 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:55,059 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:55,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-01 16:42:55,059 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)] === [2022-03-01 16:42:55,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:55,059 INFO L85 PathProgramCache]: Analyzing trace with hash -597536252, now seen corresponding path program 25 times [2022-03-01 16:42:55,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:55,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031958733] [2022-03-01 16:42:55,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:55,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:55,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:55,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031958733] [2022-03-01 16:42:55,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031958733] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:55,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:55,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:55,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532664287] [2022-03-01 16:42:55,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:55,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:55,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:55,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:55,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:55,924 INFO L87 Difference]: Start difference. First operand 6430 states and 17833 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) [2022-03-01 16:42:57,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:57,172 INFO L93 Difference]: Finished difference Result 8330 states and 22649 transitions. [2022-03-01 16:42:57,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:42:57,172 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 [2022-03-01 16:42:57,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:57,186 INFO L225 Difference]: With dead ends: 8330 [2022-03-01 16:42:57,186 INFO L226 Difference]: Without dead ends: 8330 [2022-03-01 16:42:57,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:42:57,187 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 700 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 827 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 700 SdHoareTripleChecker+Valid, 1410 SdHoareTripleChecker+Invalid, 929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 827 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:57,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [700 Valid, 1410 Invalid, 929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 827 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:57,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8330 states. [2022-03-01 16:42:57,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8330 to 6388. [2022-03-01 16:42:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.773253993109928) internal successors, (17710), 6387 states have internal predecessors, (17710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:57,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17710 transitions. [2022-03-01 16:42:57,293 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17710 transitions. Word has length 100 [2022-03-01 16:42:57,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:57,293 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17710 transitions. [2022-03-01 16:42:57,293 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) [2022-03-01 16:42:57,293 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17710 transitions. [2022-03-01 16:42:57,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:57,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:57,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:57,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-01 16:42:57,299 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)] === [2022-03-01 16:42:57,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:57,299 INFO L85 PathProgramCache]: Analyzing trace with hash -586711634, now seen corresponding path program 26 times [2022-03-01 16:42:57,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:57,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59576301] [2022-03-01 16:42:57,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:57,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:42:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:42:58,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:42:58,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59576301] [2022-03-01 16:42:58,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59576301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:42:58,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:42:58,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:42:58,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313958890] [2022-03-01 16:42:58,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:42:58,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:42:58,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:42:58,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:42:58,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:42:58,160 INFO L87 Difference]: Start difference. First operand 6388 states and 17710 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) [2022-03-01 16:42:59,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:42:59,449 INFO L93 Difference]: Finished difference Result 8148 states and 22158 transitions. [2022-03-01 16:42:59,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:42:59,449 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 [2022-03-01 16:42:59,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:42:59,462 INFO L225 Difference]: With dead ends: 8148 [2022-03-01 16:42:59,462 INFO L226 Difference]: Without dead ends: 8148 [2022-03-01 16:42:59,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:42:59,463 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 638 mSDsluCounter, 1127 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:42:59,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [638 Valid, 1355 Invalid, 856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:42:59,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8148 states. [2022-03-01 16:42:59,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8148 to 6416. [2022-03-01 16:42:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.77393202369816) internal successors, (17792), 6415 states have internal predecessors, (17792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:42:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17792 transitions. [2022-03-01 16:42:59,577 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17792 transitions. Word has length 100 [2022-03-01 16:42:59,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:42:59,577 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17792 transitions. [2022-03-01 16:42:59,577 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) [2022-03-01 16:42:59,577 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17792 transitions. [2022-03-01 16:42:59,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:42:59,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:42:59,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:42:59,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-01 16:42:59,583 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)] === [2022-03-01 16:42:59,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:42:59,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1050165570, now seen corresponding path program 27 times [2022-03-01 16:42:59,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:42:59,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336819411] [2022-03-01 16:42:59,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:42:59,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:42:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:01,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:01,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336819411] [2022-03-01 16:43:01,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336819411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:01,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:01,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:01,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305275154] [2022-03-01 16:43:01,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:01,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:01,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:01,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:01,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:01,213 INFO L87 Difference]: Start difference. First operand 6416 states and 17792 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) [2022-03-01 16:43:02,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:02,665 INFO L93 Difference]: Finished difference Result 8400 states and 22868 transitions. [2022-03-01 16:43:02,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:02,666 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 [2022-03-01 16:43:02,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:02,679 INFO L225 Difference]: With dead ends: 8400 [2022-03-01 16:43:02,679 INFO L226 Difference]: Without dead ends: 8400 [2022-03-01 16:43:02,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:02,680 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 762 mSDsluCounter, 1230 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 762 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:02,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [762 Valid, 1471 Invalid, 1033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:02,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8400 states. [2022-03-01 16:43:02,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8400 to 6402. [2022-03-01 16:43:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.77359375) internal successors, (17751), 6401 states have internal predecessors, (17751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:02,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17751 transitions. [2022-03-01 16:43:02,793 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17751 transitions. Word has length 100 [2022-03-01 16:43:02,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:02,793 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17751 transitions. [2022-03-01 16:43:02,793 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) [2022-03-01 16:43:02,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17751 transitions. [2022-03-01 16:43:02,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:02,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:02,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:02,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-01 16:43:02,799 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)] === [2022-03-01 16:43:02,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:02,799 INFO L85 PathProgramCache]: Analyzing trace with hash 46904422, now seen corresponding path program 28 times [2022-03-01 16:43:02,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:02,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357041842] [2022-03-01 16:43:02,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:02,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:04,475 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:04,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357041842] [2022-03-01 16:43:04,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357041842] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:04,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:04,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:04,476 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851640058] [2022-03-01 16:43:04,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:04,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:04,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:04,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:04,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:04,476 INFO L87 Difference]: Start difference. First operand 6402 states and 17751 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) [2022-03-01 16:43:05,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:05,978 INFO L93 Difference]: Finished difference Result 8596 states and 23414 transitions. [2022-03-01 16:43:05,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:05,978 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 [2022-03-01 16:43:05,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:05,992 INFO L225 Difference]: With dead ends: 8596 [2022-03-01 16:43:05,992 INFO L226 Difference]: Without dead ends: 8596 [2022-03-01 16:43:05,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:05,993 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 755 mSDsluCounter, 1216 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 1457 SdHoareTripleChecker+Invalid, 1015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:05,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [755 Valid, 1457 Invalid, 1015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:06,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8596 states. [2022-03-01 16:43:06,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8596 to 6360. [2022-03-01 16:43:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6360 states, 6358 states have (on average 2.77256999056307) internal successors, (17628), 6359 states have internal predecessors, (17628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6360 states to 6360 states and 17628 transitions. [2022-03-01 16:43:06,096 INFO L78 Accepts]: Start accepts. Automaton has 6360 states and 17628 transitions. Word has length 100 [2022-03-01 16:43:06,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:06,096 INFO L470 AbstractCegarLoop]: Abstraction has 6360 states and 17628 transitions. [2022-03-01 16:43:06,096 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) [2022-03-01 16:43:06,096 INFO L276 IsEmpty]: Start isEmpty. Operand 6360 states and 17628 transitions. [2022-03-01 16:43:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:06,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:06,102 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] [2022-03-01 16:43:06,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-01 16:43:06,102 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)] === [2022-03-01 16:43:06,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:06,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1610165990, now seen corresponding path program 29 times [2022-03-01 16:43:06,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:06,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368560904] [2022-03-01 16:43:06,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:06,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:06,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:06,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:06,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368560904] [2022-03-01 16:43:06,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368560904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:06,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:06,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:06,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394260273] [2022-03-01 16:43:06,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:06,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:06,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:06,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:06,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:06,914 INFO L87 Difference]: Start difference. First operand 6360 states and 17628 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) [2022-03-01 16:43:07,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:07,749 INFO L93 Difference]: Finished difference Result 7616 states and 20642 transitions. [2022-03-01 16:43:07,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:43:07,749 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 [2022-03-01 16:43:07,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:07,760 INFO L225 Difference]: With dead ends: 7616 [2022-03-01 16:43:07,760 INFO L226 Difference]: Without dead ends: 7616 [2022-03-01 16:43:07,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:43:07,760 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 698 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 423 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:07,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [698 Valid, 842 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 423 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:43:07,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7616 states. [2022-03-01 16:43:07,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7616 to 6388. [2022-03-01 16:43:07,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.773253993109928) internal successors, (17710), 6387 states have internal predecessors, (17710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:07,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17710 transitions. [2022-03-01 16:43:07,852 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17710 transitions. Word has length 100 [2022-03-01 16:43:07,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:07,852 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17710 transitions. [2022-03-01 16:43:07,852 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) [2022-03-01 16:43:07,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17710 transitions. [2022-03-01 16:43:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:07,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:07,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:07,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-01 16:43:07,858 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)] === [2022-03-01 16:43:07,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:07,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1266617836, now seen corresponding path program 30 times [2022-03-01 16:43:07,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:07,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [231389737] [2022-03-01 16:43:07,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:07,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:07,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:08,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:08,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:08,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [231389737] [2022-03-01 16:43:08,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [231389737] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:08,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:08,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:08,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97402692] [2022-03-01 16:43:08,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:08,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:08,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:08,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:08,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:08,914 INFO L87 Difference]: Start difference. First operand 6388 states and 17710 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) [2022-03-01 16:43:09,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:09,965 INFO L93 Difference]: Finished difference Result 7980 states and 21638 transitions. [2022-03-01 16:43:09,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:43:09,965 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 [2022-03-01 16:43:09,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:09,979 INFO L225 Difference]: With dead ends: 7980 [2022-03-01 16:43:09,979 INFO L226 Difference]: Without dead ends: 7980 [2022-03-01 16:43:09,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:43:09,979 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 657 mSDsluCounter, 913 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1134 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:09,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1134 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:43:09,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-01 16:43:10,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 6416. [2022-03-01 16:43:10,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.77393202369816) internal successors, (17792), 6415 states have internal predecessors, (17792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17792 transitions. [2022-03-01 16:43:10,100 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17792 transitions. Word has length 100 [2022-03-01 16:43:10,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:10,100 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17792 transitions. [2022-03-01 16:43:10,100 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) [2022-03-01 16:43:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17792 transitions. [2022-03-01 16:43:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:10,106 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:10,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:10,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-01 16:43:10,106 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)] === [2022-03-01 16:43:10,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:10,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1879549198, now seen corresponding path program 31 times [2022-03-01 16:43:10,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:10,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604304237] [2022-03-01 16:43:10,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:10,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:11,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:11,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604304237] [2022-03-01 16:43:11,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604304237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:11,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:11,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:11,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103734536] [2022-03-01 16:43:11,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:11,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:11,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:11,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:11,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:11,301 INFO L87 Difference]: Start difference. First operand 6416 states and 17792 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) [2022-03-01 16:43:12,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:12,627 INFO L93 Difference]: Finished difference Result 7924 states and 21488 transitions. [2022-03-01 16:43:12,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:12,628 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 [2022-03-01 16:43:12,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:12,641 INFO L225 Difference]: With dead ends: 7924 [2022-03-01 16:43:12,641 INFO L226 Difference]: Without dead ends: 7924 [2022-03-01 16:43:12,642 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:12,642 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 739 mSDsluCounter, 1131 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 739 SdHoareTripleChecker+Valid, 1364 SdHoareTripleChecker+Invalid, 899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:12,642 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [739 Valid, 1364 Invalid, 899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:12,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7924 states. [2022-03-01 16:43:12,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7924 to 6430. [2022-03-01 16:43:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.7742688238954574) internal successors, (17833), 6429 states have internal predecessors, (17833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17833 transitions. [2022-03-01 16:43:12,754 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17833 transitions. Word has length 100 [2022-03-01 16:43:12,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:12,754 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17833 transitions. [2022-03-01 16:43:12,754 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) [2022-03-01 16:43:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17833 transitions. [2022-03-01 16:43:12,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:12,760 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:12,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:12,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-01 16:43:12,761 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)] === [2022-03-01 16:43:12,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:12,761 INFO L85 PathProgramCache]: Analyzing trace with hash -778540894, now seen corresponding path program 32 times [2022-03-01 16:43:12,761 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:12,761 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142569832] [2022-03-01 16:43:12,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:12,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:12,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:14,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:14,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:14,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142569832] [2022-03-01 16:43:14,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142569832] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:14,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:14,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:14,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194868643] [2022-03-01 16:43:14,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:14,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:14,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:14,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:14,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:14,461 INFO L87 Difference]: Start difference. First operand 6430 states and 17833 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) [2022-03-01 16:43:15,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:15,941 INFO L93 Difference]: Finished difference Result 7910 states and 21475 transitions. [2022-03-01 16:43:15,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:15,941 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 [2022-03-01 16:43:15,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:15,953 INFO L225 Difference]: With dead ends: 7910 [2022-03-01 16:43:15,954 INFO L226 Difference]: Without dead ends: 7910 [2022-03-01 16:43:15,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:15,954 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 676 mSDsluCounter, 1402 mSDsCounter, 0 mSdLazyCounter, 967 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1645 SdHoareTripleChecker+Invalid, 1051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:15,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 1645 Invalid, 1051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 967 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:15,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7910 states. [2022-03-01 16:43:16,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7910 to 6388. [2022-03-01 16:43:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.773253993109928) internal successors, (17710), 6387 states have internal predecessors, (17710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17710 transitions. [2022-03-01 16:43:16,060 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17710 transitions. Word has length 100 [2022-03-01 16:43:16,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:16,061 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17710 transitions. [2022-03-01 16:43:16,061 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) [2022-03-01 16:43:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17710 transitions. [2022-03-01 16:43:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:16,066 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:16,066 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:16,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-01 16:43:16,067 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)] === [2022-03-01 16:43:16,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:16,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1203325262, now seen corresponding path program 33 times [2022-03-01 16:43:16,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:16,067 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642749340] [2022-03-01 16:43:16,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:16,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:16,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:16,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:16,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642749340] [2022-03-01 16:43:16,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642749340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:16,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:16,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:16,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368506153] [2022-03-01 16:43:16,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:16,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:16,939 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:16,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:16,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:16,940 INFO L87 Difference]: Start difference. First operand 6388 states and 17710 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) [2022-03-01 16:43:18,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:18,075 INFO L93 Difference]: Finished difference Result 7896 states and 21406 transitions. [2022-03-01 16:43:18,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:43:18,075 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 [2022-03-01 16:43:18,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:18,087 INFO L225 Difference]: With dead ends: 7896 [2022-03-01 16:43:18,088 INFO L226 Difference]: Without dead ends: 7896 [2022-03-01 16:43:18,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:43:18,088 INFO L933 BasicCegarLoop]: 227 mSDtfsCounter, 787 mSDsluCounter, 1195 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 787 SdHoareTripleChecker+Valid, 1409 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:18,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [787 Valid, 1409 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:43:18,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7896 states. [2022-03-01 16:43:18,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7896 to 6472. [2022-03-01 16:43:18,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7752704791344667) internal successors, (17956), 6471 states have internal predecessors, (17956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:18,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17956 transitions. [2022-03-01 16:43:18,194 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17956 transitions. Word has length 100 [2022-03-01 16:43:18,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:18,195 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17956 transitions. [2022-03-01 16:43:18,195 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) [2022-03-01 16:43:18,195 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17956 transitions. [2022-03-01 16:43:18,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:18,200 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:18,200 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:18,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-01 16:43:18,201 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)] === [2022-03-01 16:43:18,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:18,201 INFO L85 PathProgramCache]: Analyzing trace with hash -337791464, now seen corresponding path program 34 times [2022-03-01 16:43:18,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:18,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86252844] [2022-03-01 16:43:18,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:18,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:18,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:18,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86252844] [2022-03-01 16:43:18,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86252844] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:18,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:18,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:18,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543487853] [2022-03-01 16:43:18,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:18,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:18,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:18,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:18,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:18,957 INFO L87 Difference]: Start difference. First operand 6472 states and 17956 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) [2022-03-01 16:43:20,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:20,282 INFO L93 Difference]: Finished difference Result 8176 states and 22170 transitions. [2022-03-01 16:43:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:20,282 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 [2022-03-01 16:43:20,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:20,294 INFO L225 Difference]: With dead ends: 8176 [2022-03-01 16:43:20,294 INFO L226 Difference]: Without dead ends: 8176 [2022-03-01 16:43:20,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:20,295 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 711 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:20,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1555 Invalid, 1029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:20,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8176 states. [2022-03-01 16:43:20,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8176 to 6486. [2022-03-01 16:43:20,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6486 states, 6484 states have (on average 2.775601480567551) internal successors, (17997), 6485 states have internal predecessors, (17997), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:20,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6486 states to 6486 states and 17997 transitions. [2022-03-01 16:43:20,394 INFO L78 Accepts]: Start accepts. Automaton has 6486 states and 17997 transitions. Word has length 100 [2022-03-01 16:43:20,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:20,394 INFO L470 AbstractCegarLoop]: Abstraction has 6486 states and 17997 transitions. [2022-03-01 16:43:20,394 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) [2022-03-01 16:43:20,394 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 17997 transitions. [2022-03-01 16:43:20,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:20,399 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:20,399 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:20,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-01 16:43:20,399 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)] === [2022-03-01 16:43:20,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:20,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1299085740, now seen corresponding path program 35 times [2022-03-01 16:43:20,400 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:20,400 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630777355] [2022-03-01 16:43:20,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:20,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:20,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:21,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:21,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630777355] [2022-03-01 16:43:21,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630777355] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:21,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:21,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:21,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718984266] [2022-03-01 16:43:21,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:21,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:21,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:21,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:21,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:21,502 INFO L87 Difference]: Start difference. First operand 6486 states and 17997 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) [2022-03-01 16:43:22,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:22,673 INFO L93 Difference]: Finished difference Result 8162 states and 22157 transitions. [2022-03-01 16:43:22,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:22,674 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 [2022-03-01 16:43:22,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:22,687 INFO L225 Difference]: With dead ends: 8162 [2022-03-01 16:43:22,687 INFO L226 Difference]: Without dead ends: 8162 [2022-03-01 16:43:22,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:22,688 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 726 mSDsluCounter, 1113 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1349 SdHoareTripleChecker+Invalid, 908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:22,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1349 Invalid, 908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:43:22,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8162 states. [2022-03-01 16:43:22,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8162 to 6444. [2022-03-01 16:43:22,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.774604160198696) internal successors, (17874), 6443 states have internal predecessors, (17874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:22,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17874 transitions. [2022-03-01 16:43:22,790 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17874 transitions. Word has length 100 [2022-03-01 16:43:22,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:22,790 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17874 transitions. [2022-03-01 16:43:22,790 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) [2022-03-01 16:43:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17874 transitions. [2022-03-01 16:43:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:22,795 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:22,795 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:22,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-01 16:43:22,795 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)] === [2022-03-01 16:43:22,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:22,796 INFO L85 PathProgramCache]: Analyzing trace with hash 1309910358, now seen corresponding path program 36 times [2022-03-01 16:43:22,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:22,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079411602] [2022-03-01 16:43:22,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:22,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:23,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:23,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:23,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079411602] [2022-03-01 16:43:23,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079411602] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:23,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:23,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:23,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643156845] [2022-03-01 16:43:23,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:23,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:23,968 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:23,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:23,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:23,968 INFO L87 Difference]: Start difference. First operand 6444 states and 17874 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) [2022-03-01 16:43:25,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:25,331 INFO L93 Difference]: Finished difference Result 8204 states and 22266 transitions. [2022-03-01 16:43:25,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:25,332 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 [2022-03-01 16:43:25,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:25,344 INFO L225 Difference]: With dead ends: 8204 [2022-03-01 16:43:25,344 INFO L226 Difference]: Without dead ends: 8204 [2022-03-01 16:43:25,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:25,345 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 706 mSDsluCounter, 1335 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 1061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:25,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [706 Valid, 1558 Invalid, 1061 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:25,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8204 states. [2022-03-01 16:43:25,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8204 to 6472. [2022-03-01 16:43:25,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6472 states, 6470 states have (on average 2.7752704791344667) internal successors, (17956), 6471 states have internal predecessors, (17956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6472 states to 6472 states and 17956 transitions. [2022-03-01 16:43:25,451 INFO L78 Accepts]: Start accepts. Automaton has 6472 states and 17956 transitions. Word has length 100 [2022-03-01 16:43:25,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:25,451 INFO L470 AbstractCegarLoop]: Abstraction has 6472 states and 17956 transitions. [2022-03-01 16:43:25,451 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) [2022-03-01 16:43:25,451 INFO L276 IsEmpty]: Start isEmpty. Operand 6472 states and 17956 transitions. [2022-03-01 16:43:25,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:25,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:25,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:25,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-01 16:43:25,457 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)] === [2022-03-01 16:43:25,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:25,457 INFO L85 PathProgramCache]: Analyzing trace with hash -1348179734, now seen corresponding path program 37 times [2022-03-01 16:43:25,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:25,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23232071] [2022-03-01 16:43:25,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:25,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:27,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:27,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23232071] [2022-03-01 16:43:27,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23232071] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:27,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:27,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:27,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243745424] [2022-03-01 16:43:27,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:27,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:27,040 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:27,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:27,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:27,040 INFO L87 Difference]: Start difference. First operand 6472 states and 17956 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) [2022-03-01 16:43:28,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:28,382 INFO L93 Difference]: Finished difference Result 8456 states and 22976 transitions. [2022-03-01 16:43:28,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:28,383 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 [2022-03-01 16:43:28,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:28,396 INFO L225 Difference]: With dead ends: 8456 [2022-03-01 16:43:28,396 INFO L226 Difference]: Without dead ends: 8456 [2022-03-01 16:43:28,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:28,396 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 760 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 760 SdHoareTripleChecker+Valid, 1419 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:28,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [760 Valid, 1419 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 863 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:28,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8456 states. [2022-03-01 16:43:28,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8456 to 6458. [2022-03-01 16:43:28,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6458 states, 6456 states have (on average 2.7749380421313505) internal successors, (17915), 6457 states have internal predecessors, (17915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 17915 transitions. [2022-03-01 16:43:28,497 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 17915 transitions. Word has length 100 [2022-03-01 16:43:28,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:28,497 INFO L470 AbstractCegarLoop]: Abstraction has 6458 states and 17915 transitions. [2022-03-01 16:43:28,497 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) [2022-03-01 16:43:28,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 17915 transitions. [2022-03-01 16:43:28,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:28,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:28,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:28,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-01 16:43:28,503 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)] === [2022-03-01 16:43:28,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:28,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1943526414, now seen corresponding path program 38 times [2022-03-01 16:43:28,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:28,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541205519] [2022-03-01 16:43:28,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:28,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:29,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:29,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541205519] [2022-03-01 16:43:29,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541205519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:29,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:29,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:29,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470750015] [2022-03-01 16:43:29,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:29,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:29,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:29,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:29,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:29,577 INFO L87 Difference]: Start difference. First operand 6458 states and 17915 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) [2022-03-01 16:43:31,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:31,184 INFO L93 Difference]: Finished difference Result 8428 states and 22908 transitions. [2022-03-01 16:43:31,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:31,184 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 [2022-03-01 16:43:31,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:31,197 INFO L225 Difference]: With dead ends: 8428 [2022-03-01 16:43:31,197 INFO L226 Difference]: Without dead ends: 8428 [2022-03-01 16:43:31,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:31,198 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 676 mSDsluCounter, 1478 mSDsCounter, 0 mSdLazyCounter, 1060 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 1060 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:31,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 1714 Invalid, 1158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 1060 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:31,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8428 states. [2022-03-01 16:43:31,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8428 to 6416. [2022-03-01 16:43:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6416 states, 6414 states have (on average 2.77393202369816) internal successors, (17792), 6415 states have internal predecessors, (17792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6416 states to 6416 states and 17792 transitions. [2022-03-01 16:43:31,306 INFO L78 Accepts]: Start accepts. Automaton has 6416 states and 17792 transitions. Word has length 100 [2022-03-01 16:43:31,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:31,307 INFO L470 AbstractCegarLoop]: Abstraction has 6416 states and 17792 transitions. [2022-03-01 16:43:31,307 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) [2022-03-01 16:43:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 6416 states and 17792 transitions. [2022-03-01 16:43:31,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:31,312 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:31,312 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, 1, 1] [2022-03-01 16:43:31,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-01 16:43:31,312 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)] === [2022-03-01 16:43:31,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:31,313 INFO L85 PathProgramCache]: Analyzing trace with hash 978669624, now seen corresponding path program 39 times [2022-03-01 16:43:31,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:31,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631631828] [2022-03-01 16:43:31,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:31,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:31,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:32,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:32,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:32,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631631828] [2022-03-01 16:43:32,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631631828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:32,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:32,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:32,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725217201] [2022-03-01 16:43:32,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:32,314 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:32,314 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:32,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:32,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:32,314 INFO L87 Difference]: Start difference. First operand 6416 states and 17792 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) [2022-03-01 16:43:33,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:33,568 INFO L93 Difference]: Finished difference Result 7784 states and 21092 transitions. [2022-03-01 16:43:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:33,568 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 [2022-03-01 16:43:33,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:33,580 INFO L225 Difference]: With dead ends: 7784 [2022-03-01 16:43:33,581 INFO L226 Difference]: Without dead ends: 7784 [2022-03-01 16:43:33,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:33,581 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 710 mSDsluCounter, 1112 mSDsCounter, 0 mSdLazyCounter, 825 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:33,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 1337 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 825 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:33,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7784 states. [2022-03-01 16:43:33,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7784 to 6458. [2022-03-01 16:43:33,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6458 states, 6456 states have (on average 2.7749380421313505) internal successors, (17915), 6457 states have internal predecessors, (17915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:33,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6458 states to 6458 states and 17915 transitions. [2022-03-01 16:43:33,684 INFO L78 Accepts]: Start accepts. Automaton has 6458 states and 17915 transitions. Word has length 100 [2022-03-01 16:43:33,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:33,684 INFO L470 AbstractCegarLoop]: Abstraction has 6458 states and 17915 transitions. [2022-03-01 16:43:33,684 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) [2022-03-01 16:43:33,684 INFO L276 IsEmpty]: Start isEmpty. Operand 6458 states and 17915 transitions. [2022-03-01 16:43:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:33,690 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:33,690 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] [2022-03-01 16:43:33,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-01 16:43:33,690 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)] === [2022-03-01 16:43:33,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:33,690 INFO L85 PathProgramCache]: Analyzing trace with hash -1679420468, now seen corresponding path program 40 times [2022-03-01 16:43:33,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:33,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140128142] [2022-03-01 16:43:33,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:33,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:35,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:35,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140128142] [2022-03-01 16:43:35,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140128142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:35,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:35,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:35,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801465384] [2022-03-01 16:43:35,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:35,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:35,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:35,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:35,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:35,068 INFO L87 Difference]: Start difference. First operand 6458 states and 17915 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) [2022-03-01 16:43:36,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:36,373 INFO L93 Difference]: Finished difference Result 8036 states and 21802 transitions. [2022-03-01 16:43:36,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:36,374 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 [2022-03-01 16:43:36,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:36,389 INFO L225 Difference]: With dead ends: 8036 [2022-03-01 16:43:36,389 INFO L226 Difference]: Without dead ends: 8036 [2022-03-01 16:43:36,389 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:36,389 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 681 mSDsluCounter, 1071 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 681 SdHoareTripleChecker+Valid, 1308 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:36,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [681 Valid, 1308 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:43:36,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8036 states. [2022-03-01 16:43:36,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8036 to 6444. [2022-03-01 16:43:36,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6444 states, 6442 states have (on average 2.774604160198696) internal successors, (17874), 6443 states have internal predecessors, (17874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:36,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6444 states to 6444 states and 17874 transitions. [2022-03-01 16:43:36,497 INFO L78 Accepts]: Start accepts. Automaton has 6444 states and 17874 transitions. Word has length 100 [2022-03-01 16:43:36,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:36,497 INFO L470 AbstractCegarLoop]: Abstraction has 6444 states and 17874 transitions. [2022-03-01 16:43:36,497 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) [2022-03-01 16:43:36,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6444 states and 17874 transitions. [2022-03-01 16:43:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:36,503 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:36,503 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, 1, 1] [2022-03-01 16:43:36,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-01 16:43:36,503 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)] === [2022-03-01 16:43:36,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:36,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1612285680, now seen corresponding path program 41 times [2022-03-01 16:43:36,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:36,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911343943] [2022-03-01 16:43:36,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:36,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:36,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:38,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:38,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:38,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911343943] [2022-03-01 16:43:38,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911343943] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:38,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:38,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:38,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081140077] [2022-03-01 16:43:38,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:38,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:38,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:38,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:38,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:38,095 INFO L87 Difference]: Start difference. First operand 6444 states and 17874 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) [2022-03-01 16:43:39,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:39,531 INFO L93 Difference]: Finished difference Result 8288 states and 22512 transitions. [2022-03-01 16:43:39,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:39,532 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 [2022-03-01 16:43:39,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:39,546 INFO L225 Difference]: With dead ends: 8288 [2022-03-01 16:43:39,546 INFO L226 Difference]: Without dead ends: 8288 [2022-03-01 16:43:39,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:39,546 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 789 mSDsluCounter, 1117 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:39,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 1355 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 879 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:39,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8288 states. [2022-03-01 16:43:39,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8288 to 6430. [2022-03-01 16:43:39,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6430 states, 6428 states have (on average 2.7742688238954574) internal successors, (17833), 6429 states have internal predecessors, (17833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6430 states to 6430 states and 17833 transitions. [2022-03-01 16:43:39,653 INFO L78 Accepts]: Start accepts. Automaton has 6430 states and 17833 transitions. Word has length 100 [2022-03-01 16:43:39,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:39,654 INFO L470 AbstractCegarLoop]: Abstraction has 6430 states and 17833 transitions. [2022-03-01 16:43:39,654 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) [2022-03-01 16:43:39,654 INFO L276 IsEmpty]: Start isEmpty. Operand 6430 states and 17833 transitions. [2022-03-01 16:43:39,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:39,659 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:39,659 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] [2022-03-01 16:43:39,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-01 16:43:39,660 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)] === [2022-03-01 16:43:39,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:39,660 INFO L85 PathProgramCache]: Analyzing trace with hash 51234466, now seen corresponding path program 42 times [2022-03-01 16:43:39,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:39,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391244808] [2022-03-01 16:43:39,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:39,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:40,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:40,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:40,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391244808] [2022-03-01 16:43:40,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391244808] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:40,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:40,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:40,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76985850] [2022-03-01 16:43:40,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:40,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:40,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:40,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:40,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:40,674 INFO L87 Difference]: Start difference. First operand 6430 states and 17833 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) [2022-03-01 16:43:42,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:42,164 INFO L93 Difference]: Finished difference Result 8414 states and 22853 transitions. [2022-03-01 16:43:42,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:42,165 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 [2022-03-01 16:43:42,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:42,177 INFO L225 Difference]: With dead ends: 8414 [2022-03-01 16:43:42,178 INFO L226 Difference]: Without dead ends: 8414 [2022-03-01 16:43:42,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:42,178 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 669 mSDsluCounter, 1207 mSDsCounter, 0 mSdLazyCounter, 886 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:42,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [669 Valid, 1445 Invalid, 988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 886 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:42,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8414 states. [2022-03-01 16:43:42,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8414 to 6388. [2022-03-01 16:43:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6388 states, 6386 states have (on average 2.773253993109928) internal successors, (17710), 6387 states have internal predecessors, (17710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:42,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6388 states to 6388 states and 17710 transitions. [2022-03-01 16:43:42,279 INFO L78 Accepts]: Start accepts. Automaton has 6388 states and 17710 transitions. Word has length 100 [2022-03-01 16:43:42,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:42,279 INFO L470 AbstractCegarLoop]: Abstraction has 6388 states and 17710 transitions. [2022-03-01 16:43:42,279 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) [2022-03-01 16:43:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6388 states and 17710 transitions. [2022-03-01 16:43:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:42,285 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:42,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:42,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-01 16:43:42,285 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)] === [2022-03-01 16:43:42,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:42,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1660569404, now seen corresponding path program 1 times [2022-03-01 16:43:42,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:42,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1282410343] [2022-03-01 16:43:42,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:42,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:43,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:43,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:43,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1282410343] [2022-03-01 16:43:43,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1282410343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:43,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:43,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:43,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916623669] [2022-03-01 16:43:43,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:43,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:43,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:43,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:43,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:43,497 INFO L87 Difference]: Start difference. First operand 6388 states and 17710 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) [2022-03-01 16:43:44,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:44,823 INFO L93 Difference]: Finished difference Result 7312 states and 20096 transitions. [2022-03-01 16:43:44,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:44,823 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 [2022-03-01 16:43:44,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:44,834 INFO L225 Difference]: With dead ends: 7312 [2022-03-01 16:43:44,834 INFO L226 Difference]: Without dead ends: 7312 [2022-03-01 16:43:44,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:44,835 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 765 mSDsluCounter, 1570 mSDsCounter, 0 mSdLazyCounter, 1089 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 1774 SdHoareTripleChecker+Invalid, 1155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:44,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [765 Valid, 1774 Invalid, 1155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1089 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:44,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7312 states. [2022-03-01 16:43:44,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7312 to 6904. [2022-03-01 16:43:44,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6904 states, 6902 states have (on average 2.782381918284555) internal successors, (19204), 6903 states have internal predecessors, (19204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6904 states to 6904 states and 19204 transitions. [2022-03-01 16:43:44,929 INFO L78 Accepts]: Start accepts. Automaton has 6904 states and 19204 transitions. Word has length 100 [2022-03-01 16:43:44,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:44,929 INFO L470 AbstractCegarLoop]: Abstraction has 6904 states and 19204 transitions. [2022-03-01 16:43:44,929 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) [2022-03-01 16:43:44,929 INFO L276 IsEmpty]: Start isEmpty. Operand 6904 states and 19204 transitions. [2022-03-01 16:43:44,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:44,935 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:44,935 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:44,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-01 16:43:44,935 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)] === [2022-03-01 16:43:44,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:44,935 INFO L85 PathProgramCache]: Analyzing trace with hash -2035593276, now seen corresponding path program 2 times [2022-03-01 16:43:44,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:44,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788286462] [2022-03-01 16:43:44,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:44,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:44,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:45,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:45,715 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:45,715 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788286462] [2022-03-01 16:43:45,715 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788286462] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:45,715 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:45,715 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:45,716 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22772421] [2022-03-01 16:43:45,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:45,716 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:45,716 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:45,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:45,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:45,716 INFO L87 Difference]: Start difference. First operand 6904 states and 19204 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) [2022-03-01 16:43:46,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:46,763 INFO L93 Difference]: Finished difference Result 8003 states and 21855 transitions. [2022-03-01 16:43:46,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:46,764 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 [2022-03-01 16:43:46,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:46,776 INFO L225 Difference]: With dead ends: 8003 [2022-03-01 16:43:46,777 INFO L226 Difference]: Without dead ends: 8003 [2022-03-01 16:43:46,777 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:46,777 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 684 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 877 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 684 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:46,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [684 Valid, 1431 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 877 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:43:46,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8003 states. [2022-03-01 16:43:46,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8003 to 6988. [2022-03-01 16:43:46,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 6986 states have (on average 2.7844259948468366) internal successors, (19452), 6987 states have internal predecessors, (19452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 19452 transitions. [2022-03-01 16:43:46,885 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 19452 transitions. Word has length 100 [2022-03-01 16:43:46,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:46,885 INFO L470 AbstractCegarLoop]: Abstraction has 6988 states and 19452 transitions. [2022-03-01 16:43:46,886 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) [2022-03-01 16:43:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 19452 transitions. [2022-03-01 16:43:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:46,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:46,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:46,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-01 16:43:46,892 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)] === [2022-03-01 16:43:46,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:46,892 INFO L85 PathProgramCache]: Analyzing trace with hash 401288504, now seen corresponding path program 3 times [2022-03-01 16:43:46,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:46,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722877804] [2022-03-01 16:43:46,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:46,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:46,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:48,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:48,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722877804] [2022-03-01 16:43:48,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722877804] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:48,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:48,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:48,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181275009] [2022-03-01 16:43:48,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:48,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:48,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:48,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:48,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:48,100 INFO L87 Difference]: Start difference. First operand 6988 states and 19452 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) [2022-03-01 16:43:49,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:49,375 INFO L93 Difference]: Finished difference Result 8297 states and 22691 transitions. [2022-03-01 16:43:49,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:49,375 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 [2022-03-01 16:43:49,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:49,389 INFO L225 Difference]: With dead ends: 8297 [2022-03-01 16:43:49,389 INFO L226 Difference]: Without dead ends: 8297 [2022-03-01 16:43:49,389 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 [2022-03-01 16:43:49,389 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 711 mSDsluCounter, 1492 mSDsCounter, 0 mSdLazyCounter, 1034 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1034 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:49,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1716 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1034 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:43:49,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8297 states. [2022-03-01 16:43:49,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8297 to 6988. [2022-03-01 16:43:49,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 6986 states have (on average 2.7844259948468366) internal successors, (19452), 6987 states have internal predecessors, (19452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 19452 transitions. [2022-03-01 16:43:49,504 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 19452 transitions. Word has length 100 [2022-03-01 16:43:49,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:49,504 INFO L470 AbstractCegarLoop]: Abstraction has 6988 states and 19452 transitions. [2022-03-01 16:43:49,505 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) [2022-03-01 16:43:49,505 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 19452 transitions. [2022-03-01 16:43:49,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:49,510 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:49,510 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:49,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-01 16:43:49,511 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)] === [2022-03-01 16:43:49,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:49,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1571634564, now seen corresponding path program 4 times [2022-03-01 16:43:49,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:49,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226915385] [2022-03-01 16:43:49,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:49,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:50,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:50,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226915385] [2022-03-01 16:43:50,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226915385] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:50,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:50,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:50,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257063940] [2022-03-01 16:43:50,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:50,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:50,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:50,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:50,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:50,654 INFO L87 Difference]: Start difference. First operand 6988 states and 19452 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) [2022-03-01 16:43:52,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:52,199 INFO L93 Difference]: Finished difference Result 8591 states and 23527 transitions. [2022-03-01 16:43:52,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:52,200 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 [2022-03-01 16:43:52,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:52,213 INFO L225 Difference]: With dead ends: 8591 [2022-03-01 16:43:52,213 INFO L226 Difference]: Without dead ends: 8591 [2022-03-01 16:43:52,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:52,214 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 792 mSDsluCounter, 1822 mSDsCounter, 0 mSdLazyCounter, 1306 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 1392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:52,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [792 Valid, 2035 Invalid, 1392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1306 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:43:52,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8591 states. [2022-03-01 16:43:52,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8591 to 6988. [2022-03-01 16:43:52,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 6986 states have (on average 2.7844259948468366) internal successors, (19452), 6987 states have internal predecessors, (19452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:52,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 19452 transitions. [2022-03-01 16:43:52,328 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 19452 transitions. Word has length 100 [2022-03-01 16:43:52,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:52,328 INFO L470 AbstractCegarLoop]: Abstraction has 6988 states and 19452 transitions. [2022-03-01 16:43:52,328 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) [2022-03-01 16:43:52,328 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 19452 transitions. [2022-03-01 16:43:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:52,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:52,334 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] [2022-03-01 16:43:52,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-01 16:43:52,334 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)] === [2022-03-01 16:43:52,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:52,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1167533070, now seen corresponding path program 5 times [2022-03-01 16:43:52,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:52,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107935192] [2022-03-01 16:43:52,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:53,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:53,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:53,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107935192] [2022-03-01 16:43:53,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2107935192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:53,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:53,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:53,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285840760] [2022-03-01 16:43:53,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:53,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:53,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:53,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:53,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:53,362 INFO L87 Difference]: Start difference. First operand 6988 states and 19452 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) [2022-03-01 16:43:54,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:54,856 INFO L93 Difference]: Finished difference Result 8633 states and 23619 transitions. [2022-03-01 16:43:54,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:43:54,856 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 [2022-03-01 16:43:54,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:54,869 INFO L225 Difference]: With dead ends: 8633 [2022-03-01 16:43:54,869 INFO L226 Difference]: Without dead ends: 8633 [2022-03-01 16:43:54,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:43:54,870 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 728 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1161 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 1161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:54,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1875 Invalid, 1254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 1161 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:43:54,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8633 states. [2022-03-01 16:43:54,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8633 to 6988. [2022-03-01 16:43:54,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 6986 states have (on average 2.7844259948468366) internal successors, (19452), 6987 states have internal predecessors, (19452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:54,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 19452 transitions. [2022-03-01 16:43:54,982 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 19452 transitions. Word has length 100 [2022-03-01 16:43:54,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:54,982 INFO L470 AbstractCegarLoop]: Abstraction has 6988 states and 19452 transitions. [2022-03-01 16:43:54,982 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) [2022-03-01 16:43:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 19452 transitions. [2022-03-01 16:43:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:54,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:54,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:54,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-01 16:43:54,988 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)] === [2022-03-01 16:43:54,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:54,988 INFO L85 PathProgramCache]: Analyzing trace with hash 67585118, now seen corresponding path program 6 times [2022-03-01 16:43:54,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:54,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653000670] [2022-03-01 16:43:54,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:54,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:55,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:55,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:55,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653000670] [2022-03-01 16:43:55,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653000670] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:55,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:55,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:55,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147655905] [2022-03-01 16:43:55,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:55,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:55,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:55,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:55,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:55,962 INFO L87 Difference]: Start difference. First operand 6988 states and 19452 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) [2022-03-01 16:43:57,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:57,046 INFO L93 Difference]: Finished difference Result 8300 states and 22708 transitions. [2022-03-01 16:43:57,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:43:57,046 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 [2022-03-01 16:43:57,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:57,059 INFO L225 Difference]: With dead ends: 8300 [2022-03-01 16:43:57,059 INFO L226 Difference]: Without dead ends: 8300 [2022-03-01 16:43:57,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:43:57,060 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 804 mSDsluCounter, 936 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 804 SdHoareTripleChecker+Valid, 1157 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:57,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [804 Valid, 1157 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:43:57,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8300 states. [2022-03-01 16:43:57,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8300 to 7156. [2022-03-01 16:43:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7156 states, 7154 states have (on average 2.788370142577579) internal successors, (19948), 7155 states have internal predecessors, (19948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:57,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 7156 states and 19948 transitions. [2022-03-01 16:43:57,168 INFO L78 Accepts]: Start accepts. Automaton has 7156 states and 19948 transitions. Word has length 100 [2022-03-01 16:43:57,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:57,169 INFO L470 AbstractCegarLoop]: Abstraction has 7156 states and 19948 transitions. [2022-03-01 16:43:57,169 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) [2022-03-01 16:43:57,169 INFO L276 IsEmpty]: Start isEmpty. Operand 7156 states and 19948 transitions. [2022-03-01 16:43:57,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:57,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:57,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:57,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-01 16:43:57,175 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)] === [2022-03-01 16:43:57,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:57,175 INFO L85 PathProgramCache]: Analyzing trace with hash 1851773768, now seen corresponding path program 7 times [2022-03-01 16:43:57,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:57,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992144415] [2022-03-01 16:43:57,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:57,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:43:58,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:43:58,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:43:58,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992144415] [2022-03-01 16:43:58,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992144415] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:43:58,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:43:58,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:43:58,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593237476] [2022-03-01 16:43:58,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:43:58,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:43:58,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:43:58,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:43:58,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:43:58,347 INFO L87 Difference]: Start difference. First operand 7156 states and 19948 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) [2022-03-01 16:43:59,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:43:59,549 INFO L93 Difference]: Finished difference Result 8687 states and 23763 transitions. [2022-03-01 16:43:59,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:43:59,550 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 [2022-03-01 16:43:59,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:43:59,565 INFO L225 Difference]: With dead ends: 8687 [2022-03-01 16:43:59,565 INFO L226 Difference]: Without dead ends: 8687 [2022-03-01 16:43:59,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:43:59,565 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 727 mSDsluCounter, 1167 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 1386 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:43:59,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [727 Valid, 1386 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:43:59,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8687 states. [2022-03-01 16:43:59,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8687 to 7177. [2022-03-01 16:43:59,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7177 states, 7175 states have (on average 2.788850174216028) internal successors, (20010), 7176 states have internal predecessors, (20010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:43:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7177 states to 7177 states and 20010 transitions. [2022-03-01 16:43:59,679 INFO L78 Accepts]: Start accepts. Automaton has 7177 states and 20010 transitions. Word has length 100 [2022-03-01 16:43:59,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:43:59,679 INFO L470 AbstractCegarLoop]: Abstraction has 7177 states and 20010 transitions. [2022-03-01 16:43:59,679 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) [2022-03-01 16:43:59,679 INFO L276 IsEmpty]: Start isEmpty. Operand 7177 states and 20010 transitions. [2022-03-01 16:43:59,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:43:59,685 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:43:59,685 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:43:59,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-01 16:43:59,685 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)] === [2022-03-01 16:43:59,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:43:59,685 INFO L85 PathProgramCache]: Analyzing trace with hash -6311748, now seen corresponding path program 8 times [2022-03-01 16:43:59,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:43:59,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377163875] [2022-03-01 16:43:59,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:43:59,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:43:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:01,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:01,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:01,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377163875] [2022-03-01 16:44:01,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377163875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:01,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:01,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:01,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661145817] [2022-03-01 16:44:01,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:01,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:01,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:01,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:01,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:01,125 INFO L87 Difference]: Start difference. First operand 7177 states and 20010 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) [2022-03-01 16:44:02,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:02,499 INFO L93 Difference]: Finished difference Result 8615 states and 23606 transitions. [2022-03-01 16:44:02,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:02,499 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 [2022-03-01 16:44:02,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:02,512 INFO L225 Difference]: With dead ends: 8615 [2022-03-01 16:44:02,513 INFO L226 Difference]: Without dead ends: 8615 [2022-03-01 16:44:02,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:02,513 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 728 mSDsluCounter, 1488 mSDsCounter, 0 mSdLazyCounter, 1058 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1716 SdHoareTripleChecker+Invalid, 1142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1058 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:02,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1716 Invalid, 1142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1058 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:02,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8615 states. [2022-03-01 16:44:02,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8615 to 7156. [2022-03-01 16:44:02,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7156 states, 7154 states have (on average 2.788370142577579) internal successors, (19948), 7155 states have internal predecessors, (19948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:02,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 7156 states and 19948 transitions. [2022-03-01 16:44:02,630 INFO L78 Accepts]: Start accepts. Automaton has 7156 states and 19948 transitions. Word has length 100 [2022-03-01 16:44:02,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:02,630 INFO L470 AbstractCegarLoop]: Abstraction has 7156 states and 19948 transitions. [2022-03-01 16:44:02,630 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) [2022-03-01 16:44:02,630 INFO L276 IsEmpty]: Start isEmpty. Operand 7156 states and 19948 transitions. [2022-03-01 16:44:02,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:02,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:02,637 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] [2022-03-01 16:44:02,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-01 16:44:02,637 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)] === [2022-03-01 16:44:02,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:02,637 INFO L85 PathProgramCache]: Analyzing trace with hash -790240154, now seen corresponding path program 9 times [2022-03-01 16:44:02,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:02,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424068511] [2022-03-01 16:44:02,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:02,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:03,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:03,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424068511] [2022-03-01 16:44:03,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424068511] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:03,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:03,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:03,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462819276] [2022-03-01 16:44:03,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:03,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:03,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:03,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:03,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:03,265 INFO L87 Difference]: Start difference. First operand 7156 states and 19948 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) [2022-03-01 16:44:04,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:04,586 INFO L93 Difference]: Finished difference Result 8771 states and 24027 transitions. [2022-03-01 16:44:04,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:04,586 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 [2022-03-01 16:44:04,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:04,600 INFO L225 Difference]: With dead ends: 8771 [2022-03-01 16:44:04,600 INFO L226 Difference]: Without dead ends: 8771 [2022-03-01 16:44:04,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:04,600 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 736 mSDsluCounter, 1492 mSDsCounter, 0 mSdLazyCounter, 1056 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 736 SdHoareTripleChecker+Valid, 1708 SdHoareTripleChecker+Invalid, 1153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 1056 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:04,600 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [736 Valid, 1708 Invalid, 1153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 1056 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:04,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8771 states. [2022-03-01 16:44:04,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8771 to 7198. [2022-03-01 16:44:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7198 states, 7196 states have (on average 2.789327404113396) internal successors, (20072), 7197 states have internal predecessors, (20072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 20072 transitions. [2022-03-01 16:44:04,712 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 20072 transitions. Word has length 100 [2022-03-01 16:44:04,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:04,712 INFO L470 AbstractCegarLoop]: Abstraction has 7198 states and 20072 transitions. [2022-03-01 16:44:04,712 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) [2022-03-01 16:44:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 20072 transitions. [2022-03-01 16:44:04,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:04,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:04,718 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, 1, 1] [2022-03-01 16:44:04,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-01 16:44:04,718 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)] === [2022-03-01 16:44:04,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:04,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1646641626, now seen corresponding path program 10 times [2022-03-01 16:44:04,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:04,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577245684] [2022-03-01 16:44:04,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:04,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:04,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:05,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:05,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577245684] [2022-03-01 16:44:05,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577245684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:05,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:05,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:05,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502940065] [2022-03-01 16:44:05,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:05,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:05,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:05,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:05,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:05,818 INFO L87 Difference]: Start difference. First operand 7198 states and 20072 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) [2022-03-01 16:44:07,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:07,351 INFO L93 Difference]: Finished difference Result 9065 states and 24863 transitions. [2022-03-01 16:44:07,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:07,351 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 [2022-03-01 16:44:07,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:07,366 INFO L225 Difference]: With dead ends: 9065 [2022-03-01 16:44:07,367 INFO L226 Difference]: Without dead ends: 9065 [2022-03-01 16:44:07,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:07,367 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 728 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1133 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1769 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:07,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1769 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1133 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:07,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9065 states. [2022-03-01 16:44:07,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9065 to 7177. [2022-03-01 16:44:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7177 states, 7175 states have (on average 2.788850174216028) internal successors, (20010), 7176 states have internal predecessors, (20010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:07,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7177 states to 7177 states and 20010 transitions. [2022-03-01 16:44:07,497 INFO L78 Accepts]: Start accepts. Automaton has 7177 states and 20010 transitions. Word has length 100 [2022-03-01 16:44:07,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:07,497 INFO L470 AbstractCegarLoop]: Abstraction has 7177 states and 20010 transitions. [2022-03-01 16:44:07,497 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) [2022-03-01 16:44:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 7177 states and 20010 transitions. [2022-03-01 16:44:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:07,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:07,504 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] [2022-03-01 16:44:07,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-01 16:44:07,504 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)] === [2022-03-01 16:44:07,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:07,504 INFO L85 PathProgramCache]: Analyzing trace with hash -326281442, now seen corresponding path program 11 times [2022-03-01 16:44:07,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:07,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984659268] [2022-03-01 16:44:07,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:07,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:09,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:09,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:09,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984659268] [2022-03-01 16:44:09,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984659268] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:09,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:09,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:09,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609671789] [2022-03-01 16:44:09,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:09,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:09,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:09,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:09,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:09,127 INFO L87 Difference]: Start difference. First operand 7177 states and 20010 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) [2022-03-01 16:44:10,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:10,732 INFO L93 Difference]: Finished difference Result 8930 states and 24504 transitions. [2022-03-01 16:44:10,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:10,732 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 [2022-03-01 16:44:10,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:10,747 INFO L225 Difference]: With dead ends: 8930 [2022-03-01 16:44:10,747 INFO L226 Difference]: Without dead ends: 8930 [2022-03-01 16:44:10,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:10,747 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 735 mSDsluCounter, 1498 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 735 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:10,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [735 Valid, 1726 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1102 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:10,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8930 states. [2022-03-01 16:44:10,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8930 to 7156. [2022-03-01 16:44:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7156 states, 7154 states have (on average 2.788370142577579) internal successors, (19948), 7155 states have internal predecessors, (19948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:10,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 7156 states and 19948 transitions. [2022-03-01 16:44:10,871 INFO L78 Accepts]: Start accepts. Automaton has 7156 states and 19948 transitions. Word has length 100 [2022-03-01 16:44:10,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:10,871 INFO L470 AbstractCegarLoop]: Abstraction has 7156 states and 19948 transitions. [2022-03-01 16:44:10,871 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) [2022-03-01 16:44:10,871 INFO L276 IsEmpty]: Start isEmpty. Operand 7156 states and 19948 transitions. [2022-03-01 16:44:10,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:10,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:10,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:10,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-01 16:44:10,877 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)] === [2022-03-01 16:44:10,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:10,878 INFO L85 PathProgramCache]: Analyzing trace with hash -174951566, now seen corresponding path program 12 times [2022-03-01 16:44:10,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:10,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716033789] [2022-03-01 16:44:10,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:10,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:10,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:12,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:12,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:12,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716033789] [2022-03-01 16:44:12,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716033789] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:12,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:12,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:12,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1723213642] [2022-03-01 16:44:12,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:12,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:12,398 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:12,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:12,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:12,398 INFO L87 Difference]: Start difference. First operand 7156 states and 19948 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) [2022-03-01 16:44:13,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:13,786 INFO L93 Difference]: Finished difference Result 8603 states and 23531 transitions. [2022-03-01 16:44:13,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:13,786 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 [2022-03-01 16:44:13,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:13,801 INFO L225 Difference]: With dead ends: 8603 [2022-03-01 16:44:13,801 INFO L226 Difference]: Without dead ends: 8603 [2022-03-01 16:44:13,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:13,801 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 714 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 1191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:13,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [714 Valid, 1800 Invalid, 1191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:13,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8603 states. [2022-03-01 16:44:13,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8603 to 7219. [2022-03-01 16:44:13,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7219 states, 7217 states have (on average 2.789801856727172) internal successors, (20134), 7218 states have internal predecessors, (20134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:13,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7219 states to 7219 states and 20134 transitions. [2022-03-01 16:44:13,920 INFO L78 Accepts]: Start accepts. Automaton has 7219 states and 20134 transitions. Word has length 100 [2022-03-01 16:44:13,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:13,920 INFO L470 AbstractCegarLoop]: Abstraction has 7219 states and 20134 transitions. [2022-03-01 16:44:13,920 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) [2022-03-01 16:44:13,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7219 states and 20134 transitions. [2022-03-01 16:44:13,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:13,926 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:13,926 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] [2022-03-01 16:44:13,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-01 16:44:13,926 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)] === [2022-03-01 16:44:13,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:13,927 INFO L85 PathProgramCache]: Analyzing trace with hash -2033037082, now seen corresponding path program 13 times [2022-03-01 16:44:13,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:13,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050422736] [2022-03-01 16:44:13,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:13,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:14,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:14,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050422736] [2022-03-01 16:44:14,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050422736] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:14,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:14,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:14,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752934308] [2022-03-01 16:44:14,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:14,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:14,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:14,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:14,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:14,924 INFO L87 Difference]: Start difference. First operand 7219 states and 20134 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) [2022-03-01 16:44:16,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:16,387 INFO L93 Difference]: Finished difference Result 8897 states and 24367 transitions. [2022-03-01 16:44:16,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:16,388 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 [2022-03-01 16:44:16,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:16,402 INFO L225 Difference]: With dead ends: 8897 [2022-03-01 16:44:16,402 INFO L226 Difference]: Without dead ends: 8897 [2022-03-01 16:44:16,402 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:16,403 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 728 mSDsluCounter, 1707 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 728 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 1325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:16,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [728 Valid, 1925 Invalid, 1325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:16,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8897 states. [2022-03-01 16:44:16,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8897 to 7198. [2022-03-01 16:44:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7198 states, 7196 states have (on average 2.789327404113396) internal successors, (20072), 7197 states have internal predecessors, (20072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 20072 transitions. [2022-03-01 16:44:16,518 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 20072 transitions. Word has length 100 [2022-03-01 16:44:16,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:16,518 INFO L470 AbstractCegarLoop]: Abstraction has 7198 states and 20072 transitions. [2022-03-01 16:44:16,518 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) [2022-03-01 16:44:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 20072 transitions. [2022-03-01 16:44:16,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:16,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:16,525 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:16,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-01 16:44:16,525 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)] === [2022-03-01 16:44:16,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:16,525 INFO L85 PathProgramCache]: Analyzing trace with hash 289007146, now seen corresponding path program 14 times [2022-03-01 16:44:16,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:16,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143393277] [2022-03-01 16:44:16,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:16,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:17,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:17,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143393277] [2022-03-01 16:44:17,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143393277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:17,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:17,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:17,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955174170] [2022-03-01 16:44:17,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:17,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:17,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:17,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:17,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:17,681 INFO L87 Difference]: Start difference. First operand 7198 states and 20072 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) [2022-03-01 16:44:19,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:19,215 INFO L93 Difference]: Finished difference Result 9191 states and 25203 transitions. [2022-03-01 16:44:19,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:19,215 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 [2022-03-01 16:44:19,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:19,230 INFO L225 Difference]: With dead ends: 9191 [2022-03-01 16:44:19,230 INFO L226 Difference]: Without dead ends: 9191 [2022-03-01 16:44:19,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:19,230 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 758 mSDsluCounter, 1465 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 1688 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:19,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [758 Valid, 1688 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:19,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9191 states. [2022-03-01 16:44:19,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9191 to 7177. [2022-03-01 16:44:19,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7177 states, 7175 states have (on average 2.788850174216028) internal successors, (20010), 7176 states have internal predecessors, (20010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:19,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7177 states to 7177 states and 20010 transitions. [2022-03-01 16:44:19,347 INFO L78 Accepts]: Start accepts. Automaton has 7177 states and 20010 transitions. Word has length 100 [2022-03-01 16:44:19,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:19,347 INFO L470 AbstractCegarLoop]: Abstraction has 7177 states and 20010 transitions. [2022-03-01 16:44:19,347 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) [2022-03-01 16:44:19,347 INFO L276 IsEmpty]: Start isEmpty. Operand 7177 states and 20010 transitions. [2022-03-01 16:44:19,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:19,353 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:19,353 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:19,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-01 16:44:19,354 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)] === [2022-03-01 16:44:19,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:19,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1266792516, now seen corresponding path program 15 times [2022-03-01 16:44:19,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:19,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [865043584] [2022-03-01 16:44:19,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:19,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:20,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:20,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:20,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [865043584] [2022-03-01 16:44:20,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [865043584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:20,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:20,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:20,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384594743] [2022-03-01 16:44:20,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:20,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:20,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:20,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:20,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:20,590 INFO L87 Difference]: Start difference. First operand 7177 states and 20010 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) [2022-03-01 16:44:21,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:21,899 INFO L93 Difference]: Finished difference Result 8909 states and 24410 transitions. [2022-03-01 16:44:21,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:21,900 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 [2022-03-01 16:44:21,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:21,915 INFO L225 Difference]: With dead ends: 8909 [2022-03-01 16:44:21,915 INFO L226 Difference]: Without dead ends: 8909 [2022-03-01 16:44:21,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:21,916 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 759 mSDsluCounter, 1046 mSDsCounter, 0 mSdLazyCounter, 830 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1287 SdHoareTripleChecker+Invalid, 932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:21,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 1287 Invalid, 932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 830 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:44:21,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8909 states. [2022-03-01 16:44:22,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8909 to 7156. [2022-03-01 16:44:22,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7156 states, 7154 states have (on average 2.788370142577579) internal successors, (19948), 7155 states have internal predecessors, (19948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 7156 states and 19948 transitions. [2022-03-01 16:44:22,045 INFO L78 Accepts]: Start accepts. Automaton has 7156 states and 19948 transitions. Word has length 100 [2022-03-01 16:44:22,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:22,045 INFO L470 AbstractCegarLoop]: Abstraction has 7156 states and 19948 transitions. [2022-03-01 16:44:22,046 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) [2022-03-01 16:44:22,046 INFO L276 IsEmpty]: Start isEmpty. Operand 7156 states and 19948 transitions. [2022-03-01 16:44:22,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:22,052 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:22,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:22,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-01 16:44:22,052 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)] === [2022-03-01 16:44:22,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:22,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1958717342, now seen corresponding path program 16 times [2022-03-01 16:44:22,053 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:22,053 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470989653] [2022-03-01 16:44:22,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:22,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:23,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:23,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:23,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470989653] [2022-03-01 16:44:23,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470989653] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:23,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:23,349 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:23,349 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227041600] [2022-03-01 16:44:23,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:23,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:23,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:23,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:23,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:23,350 INFO L87 Difference]: Start difference. First operand 7156 states and 19948 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) [2022-03-01 16:44:24,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:24,588 INFO L93 Difference]: Finished difference Result 9326 states and 25594 transitions. [2022-03-01 16:44:24,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:24,588 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 [2022-03-01 16:44:24,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:24,604 INFO L225 Difference]: With dead ends: 9326 [2022-03-01 16:44:24,604 INFO L226 Difference]: Without dead ends: 9326 [2022-03-01 16:44:24,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:24,605 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 711 mSDsluCounter, 1042 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1258 SdHoareTripleChecker+Invalid, 871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:24,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1258 Invalid, 871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:44:24,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9326 states. [2022-03-01 16:44:24,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9326 to 7282. [2022-03-01 16:44:24,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:24,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:44:24,735 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:44:24,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:24,735 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:44:24,735 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) [2022-03-01 16:44:24,735 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:44:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:24,742 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:24,742 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] [2022-03-01 16:44:24,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-01 16:44:24,742 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)] === [2022-03-01 16:44:24,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:24,742 INFO L85 PathProgramCache]: Analyzing trace with hash -552061304, now seen corresponding path program 17 times [2022-03-01 16:44:24,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:24,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012097649] [2022-03-01 16:44:24,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:24,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:25,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:25,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012097649] [2022-03-01 16:44:25,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012097649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:25,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:25,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:25,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898851801] [2022-03-01 16:44:25,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:25,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:25,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:25,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:25,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:25,460 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:44:26,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:26,515 INFO L93 Difference]: Finished difference Result 9713 states and 26649 transitions. [2022-03-01 16:44:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:26,515 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 [2022-03-01 16:44:26,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:26,531 INFO L225 Difference]: With dead ends: 9713 [2022-03-01 16:44:26,531 INFO L226 Difference]: Without dead ends: 9713 [2022-03-01 16:44:26,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:26,532 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 650 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 1287 SdHoareTripleChecker+Invalid, 859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:26,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 1287 Invalid, 859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:44:26,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9713 states. [2022-03-01 16:44:26,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9713 to 7303. [2022-03-01 16:44:26,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:26,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:44:26,643 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:44:26,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:26,643 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:44:26,643 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) [2022-03-01 16:44:26,643 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:44:26,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:26,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:26,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:26,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-01 16:44:26,650 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)] === [2022-03-01 16:44:26,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:26,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1884820476, now seen corresponding path program 18 times [2022-03-01 16:44:26,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:26,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954341922] [2022-03-01 16:44:26,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:26,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:26,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:27,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:27,791 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954341922] [2022-03-01 16:44:27,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954341922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:27,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:27,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:27,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451995033] [2022-03-01 16:44:27,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:27,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:27,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:27,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:27,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:27,792 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:44:29,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:29,309 INFO L93 Difference]: Finished difference Result 9641 states and 26492 transitions. [2022-03-01 16:44:29,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:29,309 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 [2022-03-01 16:44:29,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:29,324 INFO L225 Difference]: With dead ends: 9641 [2022-03-01 16:44:29,324 INFO L226 Difference]: Without dead ends: 9641 [2022-03-01 16:44:29,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:29,325 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 762 mSDsluCounter, 1324 mSDsCounter, 0 mSdLazyCounter, 1004 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 762 SdHoareTripleChecker+Valid, 1553 SdHoareTripleChecker+Invalid, 1099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:29,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [762 Valid, 1553 Invalid, 1099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1004 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:29,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9641 states. [2022-03-01 16:44:29,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9641 to 7240. [2022-03-01 16:44:29,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:44:29,443 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:44:29,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:29,443 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:44:29,443 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) [2022-03-01 16:44:29,444 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:44:29,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:29,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:29,449 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] [2022-03-01 16:44:29,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-01 16:44:29,449 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)] === [2022-03-01 16:44:29,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:29,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1100892070, now seen corresponding path program 19 times [2022-03-01 16:44:29,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:29,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024199861] [2022-03-01 16:44:29,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:29,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:29,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:30,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:30,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:30,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024199861] [2022-03-01 16:44:30,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2024199861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:30,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:30,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:30,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208678670] [2022-03-01 16:44:30,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:30,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:30,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:30,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:30,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:30,342 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:44:31,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:31,707 INFO L93 Difference]: Finished difference Result 9449 states and 25981 transitions. [2022-03-01 16:44:31,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:31,708 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 [2022-03-01 16:44:31,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:31,723 INFO L225 Difference]: With dead ends: 9449 [2022-03-01 16:44:31,723 INFO L226 Difference]: Without dead ends: 9449 [2022-03-01 16:44:31,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:31,724 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 697 mSDsluCounter, 1331 mSDsCounter, 0 mSdLazyCounter, 945 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 1032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:31,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 1563 Invalid, 1032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:31,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9449 states. [2022-03-01 16:44:31,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9449 to 7282. [2022-03-01 16:44:31,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:44:31,847 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:44:31,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:31,847 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:44:31,847 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) [2022-03-01 16:44:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:44:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:31,854 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:31,854 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:31,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-01 16:44:31,854 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)] === [2022-03-01 16:44:31,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:31,854 INFO L85 PathProgramCache]: Analyzing trace with hash -757193446, now seen corresponding path program 20 times [2022-03-01 16:44:31,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:31,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589878151] [2022-03-01 16:44:31,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:31,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:33,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:33,446 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:33,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589878151] [2022-03-01 16:44:33,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589878151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:33,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:33,447 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:33,447 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768751266] [2022-03-01 16:44:33,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:33,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:33,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:33,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:33,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:33,447 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:44:35,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:35,007 INFO L93 Difference]: Finished difference Result 9743 states and 26817 transitions. [2022-03-01 16:44:35,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:35,008 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 [2022-03-01 16:44:35,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:35,024 INFO L225 Difference]: With dead ends: 9743 [2022-03-01 16:44:35,024 INFO L226 Difference]: Without dead ends: 9743 [2022-03-01 16:44:35,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:35,024 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 687 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1041 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1690 SdHoareTripleChecker+Invalid, 1144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:35,024 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1690 Invalid, 1144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1041 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:35,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9743 states. [2022-03-01 16:44:35,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9743 to 7261. [2022-03-01 16:44:35,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:35,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:44:35,159 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:44:35,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:35,159 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:44:35,159 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) [2022-03-01 16:44:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:44:35,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:35,166 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:35,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:35,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-01 16:44:35,166 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)] === [2022-03-01 16:44:35,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:35,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1564850782, now seen corresponding path program 21 times [2022-03-01 16:44:35,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:35,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361952544] [2022-03-01 16:44:35,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:35,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:36,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:36,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:36,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361952544] [2022-03-01 16:44:36,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361952544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:36,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:36,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:36,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60191424] [2022-03-01 16:44:36,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:36,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:36,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:36,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:36,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:36,783 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:44:38,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:38,077 INFO L93 Difference]: Finished difference Result 9832 states and 27072 transitions. [2022-03-01 16:44:38,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:38,078 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 [2022-03-01 16:44:38,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:38,092 INFO L225 Difference]: With dead ends: 9832 [2022-03-01 16:44:38,092 INFO L226 Difference]: Without dead ends: 9832 [2022-03-01 16:44:38,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:38,092 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 798 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 823 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 1310 SdHoareTripleChecker+Invalid, 942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:38,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [798 Valid, 1310 Invalid, 942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 823 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:44:38,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9832 states. [2022-03-01 16:44:38,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9832 to 7198. [2022-03-01 16:44:38,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7198 states, 7196 states have (on average 2.789327404113396) internal successors, (20072), 7197 states have internal predecessors, (20072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:38,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7198 states to 7198 states and 20072 transitions. [2022-03-01 16:44:38,199 INFO L78 Accepts]: Start accepts. Automaton has 7198 states and 20072 transitions. Word has length 100 [2022-03-01 16:44:38,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:38,200 INFO L470 AbstractCegarLoop]: Abstraction has 7198 states and 20072 transitions. [2022-03-01 16:44:38,200 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) [2022-03-01 16:44:38,200 INFO L276 IsEmpty]: Start isEmpty. Operand 7198 states and 20072 transitions. [2022-03-01 16:44:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:38,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:38,205 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] [2022-03-01 16:44:38,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-01 16:44:38,206 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)] === [2022-03-01 16:44:38,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:38,206 INFO L85 PathProgramCache]: Analyzing trace with hash -1115409186, now seen corresponding path program 22 times [2022-03-01 16:44:38,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:38,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097639256] [2022-03-01 16:44:38,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:38,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:38,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:38,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:38,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097639256] [2022-03-01 16:44:38,956 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097639256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:38,956 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:38,956 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:38,956 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106283768] [2022-03-01 16:44:38,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:38,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:38,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:38,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:38,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:38,957 INFO L87 Difference]: Start difference. First operand 7198 states and 20072 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) [2022-03-01 16:44:40,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:40,060 INFO L93 Difference]: Finished difference Result 8642 states and 23670 transitions. [2022-03-01 16:44:40,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:44:40,060 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 [2022-03-01 16:44:40,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:40,074 INFO L225 Difference]: With dead ends: 8642 [2022-03-01 16:44:40,075 INFO L226 Difference]: Without dead ends: 8642 [2022-03-01 16:44:40,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:44:40,075 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 786 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 786 SdHoareTripleChecker+Valid, 1189 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:40,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [786 Valid, 1189 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:44:40,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8642 states. [2022-03-01 16:44:40,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8642 to 7240. [2022-03-01 16:44:40,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:44:40,189 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:44:40,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:40,189 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:44:40,189 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) [2022-03-01 16:44:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:44:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:40,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:40,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:40,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-01 16:44:40,196 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)] === [2022-03-01 16:44:40,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:40,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1296159228, now seen corresponding path program 23 times [2022-03-01 16:44:40,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:40,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341747323] [2022-03-01 16:44:40,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:40,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:41,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:41,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:41,030 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341747323] [2022-03-01 16:44:41,030 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341747323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:41,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:41,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:41,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539197814] [2022-03-01 16:44:41,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:41,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:41,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:41,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:41,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:41,031 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:44:42,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:42,349 INFO L93 Difference]: Finished difference Result 9158 states and 25082 transitions. [2022-03-01 16:44:42,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:42,350 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 [2022-03-01 16:44:42,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:42,365 INFO L225 Difference]: With dead ends: 9158 [2022-03-01 16:44:42,365 INFO L226 Difference]: Without dead ends: 9158 [2022-03-01 16:44:42,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:42,365 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 756 mSDsluCounter, 1198 mSDsCounter, 0 mSdLazyCounter, 879 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 756 SdHoareTripleChecker+Valid, 1424 SdHoareTripleChecker+Invalid, 975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:42,366 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [756 Valid, 1424 Invalid, 975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 879 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:42,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9158 states. [2022-03-01 16:44:42,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9158 to 7282. [2022-03-01 16:44:42,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:42,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:44:42,479 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:44:42,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:42,479 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:44:42,479 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) [2022-03-01 16:44:42,479 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:44:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:42,485 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:42,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:42,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-01 16:44:42,485 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)] === [2022-03-01 16:44:42,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:42,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1647638234, now seen corresponding path program 24 times [2022-03-01 16:44:42,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:42,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243918642] [2022-03-01 16:44:42,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:42,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:43,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:43,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243918642] [2022-03-01 16:44:43,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243918642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:43,358 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:43,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:43,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115545603] [2022-03-01 16:44:43,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:43,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:43,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:43,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:43,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:43,359 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:44:44,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:44,700 INFO L93 Difference]: Finished difference Result 9071 states and 24849 transitions. [2022-03-01 16:44:44,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:44,700 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 [2022-03-01 16:44:44,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:44,714 INFO L225 Difference]: With dead ends: 9071 [2022-03-01 16:44:44,714 INFO L226 Difference]: Without dead ends: 9071 [2022-03-01 16:44:44,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:44,715 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 745 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 745 SdHoareTripleChecker+Valid, 1493 SdHoareTripleChecker+Invalid, 998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:44,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [745 Valid, 1493 Invalid, 998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:44:44,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9071 states. [2022-03-01 16:44:44,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9071 to 7303. [2022-03-01 16:44:44,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:44:44,819 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:44:44,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:44,819 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:44:44,819 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) [2022-03-01 16:44:44,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:44:44,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:44,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:44,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:44,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-01 16:44:44,825 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)] === [2022-03-01 16:44:44,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:44,826 INFO L85 PathProgramCache]: Analyzing trace with hash 789243546, now seen corresponding path program 25 times [2022-03-01 16:44:44,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:44,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054299550] [2022-03-01 16:44:44,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:44,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:44,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:46,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:46,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054299550] [2022-03-01 16:44:46,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054299550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:46,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:46,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:46,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909672806] [2022-03-01 16:44:46,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:46,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:46,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:46,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:46,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:46,242 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:44:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:47,642 INFO L93 Difference]: Finished difference Result 8999 states and 24692 transitions. [2022-03-01 16:44:47,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:47,642 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 [2022-03-01 16:44:47,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:47,656 INFO L225 Difference]: With dead ends: 8999 [2022-03-01 16:44:47,656 INFO L226 Difference]: Without dead ends: 8999 [2022-03-01 16:44:47,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:47,657 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 652 mSDsluCounter, 1348 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:47,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 1587 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:44:47,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8999 states. [2022-03-01 16:44:47,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8999 to 7240. [2022-03-01 16:44:47,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:47,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:44:47,778 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:44:47,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:47,778 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:44:47,778 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) [2022-03-01 16:44:47,778 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:44:47,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:47,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:47,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:47,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-01 16:44:47,785 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)] === [2022-03-01 16:44:47,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:47,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1390535014, now seen corresponding path program 26 times [2022-03-01 16:44:47,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:47,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278911259] [2022-03-01 16:44:47,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:47,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:48,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:48,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278911259] [2022-03-01 16:44:48,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278911259] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:48,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:48,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:48,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072319504] [2022-03-01 16:44:48,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:48,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:48,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:48,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:48,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:48,526 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:44:49,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:49,651 INFO L93 Difference]: Finished difference Result 9074 states and 24850 transitions. [2022-03-01 16:44:49,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:44:49,652 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 [2022-03-01 16:44:49,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:49,665 INFO L225 Difference]: With dead ends: 9074 [2022-03-01 16:44:49,665 INFO L226 Difference]: Without dead ends: 9074 [2022-03-01 16:44:49,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:44:49,666 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 652 mSDsluCounter, 1201 mSDsCounter, 0 mSdLazyCounter, 869 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 1413 SdHoareTripleChecker+Invalid, 967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:49,666 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [652 Valid, 1413 Invalid, 967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 869 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:44:49,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9074 states. [2022-03-01 16:44:49,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9074 to 7366. [2022-03-01 16:44:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7366 states, 7364 states have (on average 2.793047256925584) internal successors, (20568), 7365 states have internal predecessors, (20568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 20568 transitions. [2022-03-01 16:44:49,778 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 20568 transitions. Word has length 100 [2022-03-01 16:44:49,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:49,778 INFO L470 AbstractCegarLoop]: Abstraction has 7366 states and 20568 transitions. [2022-03-01 16:44:49,778 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) [2022-03-01 16:44:49,779 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 20568 transitions. [2022-03-01 16:44:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:49,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:49,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:49,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-01 16:44:49,785 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)] === [2022-03-01 16:44:49,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:49,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1120243632, now seen corresponding path program 27 times [2022-03-01 16:44:49,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:49,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086626171] [2022-03-01 16:44:49,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:49,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:49,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:50,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:50,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086626171] [2022-03-01 16:44:50,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086626171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:50,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:50,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:50,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890170331] [2022-03-01 16:44:50,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:50,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:50,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:50,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:50,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:50,493 INFO L87 Difference]: Start difference. First operand 7366 states and 20568 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) [2022-03-01 16:44:51,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:51,722 INFO L93 Difference]: Finished difference Result 9461 states and 25905 transitions. [2022-03-01 16:44:51,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:51,722 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 [2022-03-01 16:44:51,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:51,738 INFO L225 Difference]: With dead ends: 9461 [2022-03-01 16:44:51,739 INFO L226 Difference]: Without dead ends: 9461 [2022-03-01 16:44:51,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:51,739 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 625 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1675 SdHoareTripleChecker+Invalid, 1071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:51,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [625 Valid, 1675 Invalid, 1071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:44:51,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9461 states. [2022-03-01 16:44:51,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9461 to 7387. [2022-03-01 16:44:51,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7387 states, 7385 states have (on average 2.7935003385240353) internal successors, (20630), 7386 states have internal predecessors, (20630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:51,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7387 states to 7387 states and 20630 transitions. [2022-03-01 16:44:51,869 INFO L78 Accepts]: Start accepts. Automaton has 7387 states and 20630 transitions. Word has length 100 [2022-03-01 16:44:51,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:51,869 INFO L470 AbstractCegarLoop]: Abstraction has 7387 states and 20630 transitions. [2022-03-01 16:44:51,869 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) [2022-03-01 16:44:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 7387 states and 20630 transitions. [2022-03-01 16:44:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:51,876 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:51,876 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, 1, 1] [2022-03-01 16:44:51,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-01 16:44:51,876 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)] === [2022-03-01 16:44:51,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:51,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1316638148, now seen corresponding path program 28 times [2022-03-01 16:44:51,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:51,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697290800] [2022-03-01 16:44:51,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:51,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:52,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:52,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697290800] [2022-03-01 16:44:52,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697290800] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:52,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:52,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:52,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634292511] [2022-03-01 16:44:52,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:52,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:52,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:52,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:52,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:52,881 INFO L87 Difference]: Start difference. First operand 7387 states and 20630 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) [2022-03-01 16:44:54,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:54,471 INFO L93 Difference]: Finished difference Result 9389 states and 25748 transitions. [2022-03-01 16:44:54,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:44:54,471 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 [2022-03-01 16:44:54,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:54,486 INFO L225 Difference]: With dead ends: 9389 [2022-03-01 16:44:54,486 INFO L226 Difference]: Without dead ends: 9389 [2022-03-01 16:44:54,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:44:54,487 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 678 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1758 SdHoareTripleChecker+Invalid, 1213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:54,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 1758 Invalid, 1213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:44:54,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9389 states. [2022-03-01 16:44:54,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9389 to 7324. [2022-03-01 16:44:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:54,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:44:54,612 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:44:54,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:54,612 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:44:54,612 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) [2022-03-01 16:44:54,612 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:44:54,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:54,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:54,619 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:54,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-01 16:44:54,619 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)] === [2022-03-01 16:44:54,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:54,619 INFO L85 PathProgramCache]: Analyzing trace with hash 532709742, now seen corresponding path program 29 times [2022-03-01 16:44:54,619 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:54,619 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856138411] [2022-03-01 16:44:54,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:54,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:54,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:55,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:55,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:55,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856138411] [2022-03-01 16:44:55,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856138411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:55,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:55,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:55,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045018806] [2022-03-01 16:44:55,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:55,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:55,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:55,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:55,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:55,904 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:44:57,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:44:57,040 INFO L93 Difference]: Finished difference Result 9545 states and 26169 transitions. [2022-03-01 16:44:57,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:44:57,040 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 [2022-03-01 16:44:57,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:44:57,056 INFO L225 Difference]: With dead ends: 9545 [2022-03-01 16:44:57,056 INFO L226 Difference]: Without dead ends: 9545 [2022-03-01 16:44:57,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:44:57,056 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 759 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 759 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:44:57,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [759 Valid, 1109 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:44:57,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2022-03-01 16:44:57,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 7366. [2022-03-01 16:44:57,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7366 states, 7364 states have (on average 2.793047256925584) internal successors, (20568), 7365 states have internal predecessors, (20568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:44:57,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 20568 transitions. [2022-03-01 16:44:57,181 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 20568 transitions. Word has length 100 [2022-03-01 16:44:57,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:44:57,181 INFO L470 AbstractCegarLoop]: Abstraction has 7366 states and 20568 transitions. [2022-03-01 16:44:57,181 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) [2022-03-01 16:44:57,182 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 20568 transitions. [2022-03-01 16:44:57,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:44:57,188 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:44:57,188 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:44:57,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-01 16:44:57,188 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)] === [2022-03-01 16:44:57,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:44:57,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1325375774, now seen corresponding path program 30 times [2022-03-01 16:44:57,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:44:57,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036153657] [2022-03-01 16:44:57,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:44:57,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:44:57,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:44:59,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:44:59,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:44:59,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036153657] [2022-03-01 16:44:59,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036153657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:44:59,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:44:59,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:44:59,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240611585] [2022-03-01 16:44:59,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:44:59,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:44:59,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:44:59,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:44:59,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:44:59,023 INFO L87 Difference]: Start difference. First operand 7366 states and 20568 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) [2022-03-01 16:45:00,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:00,750 INFO L93 Difference]: Finished difference Result 9839 states and 27005 transitions. [2022-03-01 16:45:00,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:00,750 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 [2022-03-01 16:45:00,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:00,766 INFO L225 Difference]: With dead ends: 9839 [2022-03-01 16:45:00,766 INFO L226 Difference]: Without dead ends: 9839 [2022-03-01 16:45:00,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:00,766 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 690 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1161 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 690 SdHoareTripleChecker+Valid, 1779 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:00,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [690 Valid, 1779 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1161 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:00,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9839 states. [2022-03-01 16:45:00,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9839 to 7345. [2022-03-01 16:45:00,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:00,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:00,889 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:00,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:00,889 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:00,890 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) [2022-03-01 16:45:00,890 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:00,896 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:00,896 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:00,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-01 16:45:00,896 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)] === [2022-03-01 16:45:00,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:00,897 INFO L85 PathProgramCache]: Analyzing trace with hash 996668454, now seen corresponding path program 31 times [2022-03-01 16:45:00,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:00,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288245600] [2022-03-01 16:45:00,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:00,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:01,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:01,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288245600] [2022-03-01 16:45:01,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288245600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:01,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:01,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:01,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395756421] [2022-03-01 16:45:01,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:01,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:01,936 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:01,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:01,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:01,937 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:03,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:03,575 INFO L93 Difference]: Finished difference Result 9704 states and 26646 transitions. [2022-03-01 16:45:03,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:03,575 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 [2022-03-01 16:45:03,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:03,591 INFO L225 Difference]: With dead ends: 9704 [2022-03-01 16:45:03,591 INFO L226 Difference]: Without dead ends: 9704 [2022-03-01 16:45:03,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:03,591 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 674 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 1733 SdHoareTripleChecker+Invalid, 1243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:03,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 1733 Invalid, 1243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:03,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9704 states. [2022-03-01 16:45:03,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9704 to 7282. [2022-03-01 16:45:03,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:03,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:45:03,718 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:45:03,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:03,718 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:45:03,718 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) [2022-03-01 16:45:03,718 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:45:03,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:03,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:03,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:03,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-01 16:45:03,725 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)] === [2022-03-01 16:45:03,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:03,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1116041296, now seen corresponding path program 32 times [2022-03-01 16:45:03,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:03,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475382649] [2022-03-01 16:45:03,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:03,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:04,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:04,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475382649] [2022-03-01 16:45:04,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475382649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:04,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:04,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:04,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717478505] [2022-03-01 16:45:04,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:04,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:04,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:04,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:04,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:04,360 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:45:05,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:05,416 INFO L93 Difference]: Finished difference Result 8903 states and 24369 transitions. [2022-03-01 16:45:05,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:05,416 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 [2022-03-01 16:45:05,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:05,431 INFO L225 Difference]: With dead ends: 8903 [2022-03-01 16:45:05,431 INFO L226 Difference]: Without dead ends: 8903 [2022-03-01 16:45:05,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:05,432 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 701 mSDsluCounter, 1097 mSDsCounter, 0 mSdLazyCounter, 805 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 701 SdHoareTripleChecker+Valid, 1323 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:05,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [701 Valid, 1323 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 805 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:45:05,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8903 states. [2022-03-01 16:45:05,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8903 to 7345. [2022-03-01 16:45:05,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:05,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:05,557 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:05,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:05,558 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:05,558 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) [2022-03-01 16:45:05,558 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:05,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:05,564 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:05,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:05,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-01 16:45:05,564 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)] === [2022-03-01 16:45:05,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:05,565 INFO L85 PathProgramCache]: Analyzing trace with hash -742044220, now seen corresponding path program 33 times [2022-03-01 16:45:05,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:05,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571370037] [2022-03-01 16:45:05,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:05,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:06,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:06,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:06,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571370037] [2022-03-01 16:45:06,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571370037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:06,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:06,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:06,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521518283] [2022-03-01 16:45:06,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:06,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:06,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:06,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:06,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:06,763 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:08,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:08,260 INFO L93 Difference]: Finished difference Result 9197 states and 25205 transitions. [2022-03-01 16:45:08,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:08,260 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 [2022-03-01 16:45:08,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:08,275 INFO L225 Difference]: With dead ends: 9197 [2022-03-01 16:45:08,275 INFO L226 Difference]: Without dead ends: 9197 [2022-03-01 16:45:08,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:08,275 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 664 mSDsluCounter, 1488 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1721 SdHoareTripleChecker+Invalid, 1203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:08,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [664 Valid, 1721 Invalid, 1203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:08,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9197 states. [2022-03-01 16:45:08,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9197 to 7324. [2022-03-01 16:45:08,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:08,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:45:08,391 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:45:08,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:08,391 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:45:08,391 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) [2022-03-01 16:45:08,391 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:45:08,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:08,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:08,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:08,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-01 16:45:08,398 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)] === [2022-03-01 16:45:08,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:08,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1580000008, now seen corresponding path program 34 times [2022-03-01 16:45:08,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:08,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381598373] [2022-03-01 16:45:08,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:08,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:08,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:10,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:10,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:10,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381598373] [2022-03-01 16:45:10,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381598373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:10,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:10,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:10,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864714323] [2022-03-01 16:45:10,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:10,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:10,375 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:10,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:10,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:10,375 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:45:11,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:11,955 INFO L93 Difference]: Finished difference Result 9491 states and 26041 transitions. [2022-03-01 16:45:11,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:11,956 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 [2022-03-01 16:45:11,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:11,971 INFO L225 Difference]: With dead ends: 9491 [2022-03-01 16:45:11,971 INFO L226 Difference]: Without dead ends: 9491 [2022-03-01 16:45:11,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:11,972 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 655 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1153 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 655 SdHoareTripleChecker+Valid, 1792 SdHoareTripleChecker+Invalid, 1252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:11,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [655 Valid, 1792 Invalid, 1252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1153 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:11,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9491 states. [2022-03-01 16:45:12,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9491 to 7303. [2022-03-01 16:45:12,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:45:12,145 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:45:12,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:12,145 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:45:12,145 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) [2022-03-01 16:45:12,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:45:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:12,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:12,152 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, 1, 1] [2022-03-01 16:45:12,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-01 16:45:12,152 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)] === [2022-03-01 16:45:12,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:12,155 INFO L85 PathProgramCache]: Analyzing trace with hash 24200346, now seen corresponding path program 35 times [2022-03-01 16:45:12,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:12,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634741677] [2022-03-01 16:45:12,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:12,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:13,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:13,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:13,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634741677] [2022-03-01 16:45:13,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1634741677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:13,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:13,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:13,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400251960] [2022-03-01 16:45:13,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:13,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:13,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:13,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:13,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:13,345 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:45:14,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:14,731 INFO L93 Difference]: Finished difference Result 9209 states and 25248 transitions. [2022-03-01 16:45:14,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:14,731 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 [2022-03-01 16:45:14,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:14,746 INFO L225 Difference]: With dead ends: 9209 [2022-03-01 16:45:14,746 INFO L226 Difference]: Without dead ends: 9209 [2022-03-01 16:45:14,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:14,747 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 660 mSDsluCounter, 1266 mSDsCounter, 0 mSdLazyCounter, 979 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 660 SdHoareTripleChecker+Valid, 1505 SdHoareTripleChecker+Invalid, 1087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:14,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [660 Valid, 1505 Invalid, 1087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 979 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:14,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9209 states. [2022-03-01 16:45:14,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9209 to 7240. [2022-03-01 16:45:14,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:45:14,866 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:45:14,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:14,866 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:45:14,867 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) [2022-03-01 16:45:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:45:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:14,873 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:14,873 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:14,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-01 16:45:14,873 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)] === [2022-03-01 16:45:14,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:14,873 INFO L85 PathProgramCache]: Analyzing trace with hash 867332674, now seen corresponding path program 43 times [2022-03-01 16:45:14,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:14,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463542041] [2022-03-01 16:45:14,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:14,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:15,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:15,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463542041] [2022-03-01 16:45:15,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463542041] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:15,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:15,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:15,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149708875] [2022-03-01 16:45:15,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:15,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:15,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:15,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:15,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:15,613 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:45:16,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:16,899 INFO L93 Difference]: Finished difference Result 8879 states and 24279 transitions. [2022-03-01 16:45:16,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:45:16,899 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 [2022-03-01 16:45:16,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:16,912 INFO L225 Difference]: With dead ends: 8879 [2022-03-01 16:45:16,913 INFO L226 Difference]: Without dead ends: 8879 [2022-03-01 16:45:16,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:45:16,913 INFO L933 BasicCegarLoop]: 210 mSDtfsCounter, 711 mSDsluCounter, 1280 mSDsCounter, 0 mSdLazyCounter, 892 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 1006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 892 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:16,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1482 Invalid, 1006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 892 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:16,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8879 states. [2022-03-01 16:45:17,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8879 to 7345. [2022-03-01 16:45:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:17,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:17,026 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:17,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:17,026 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:17,026 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) [2022-03-01 16:45:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:17,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:17,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:17,032 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] [2022-03-01 16:45:17,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-01 16:45:17,033 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)] === [2022-03-01 16:45:17,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:17,033 INFO L85 PathProgramCache]: Analyzing trace with hash -673784052, now seen corresponding path program 44 times [2022-03-01 16:45:17,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:17,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578876278] [2022-03-01 16:45:17,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:17,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:17,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:17,871 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:17,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578876278] [2022-03-01 16:45:17,871 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578876278] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:17,871 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:17,871 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:17,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616847762] [2022-03-01 16:45:17,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:17,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:17,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:17,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:17,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:17,872 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:19,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:19,258 INFO L93 Difference]: Finished difference Result 9236 states and 25274 transitions. [2022-03-01 16:45:19,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:19,259 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 [2022-03-01 16:45:19,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:19,273 INFO L225 Difference]: With dead ends: 9236 [2022-03-01 16:45:19,274 INFO L226 Difference]: Without dead ends: 9236 [2022-03-01 16:45:19,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:19,274 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 680 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 1394 SdHoareTripleChecker+Invalid, 966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:19,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [680 Valid, 1394 Invalid, 966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:19,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9236 states. [2022-03-01 16:45:19,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9236 to 7366. [2022-03-01 16:45:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7366 states, 7364 states have (on average 2.793047256925584) internal successors, (20568), 7365 states have internal predecessors, (20568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:19,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 20568 transitions. [2022-03-01 16:45:19,399 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 20568 transitions. Word has length 100 [2022-03-01 16:45:19,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:19,399 INFO L470 AbstractCegarLoop]: Abstraction has 7366 states and 20568 transitions. [2022-03-01 16:45:19,400 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) [2022-03-01 16:45:19,400 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 20568 transitions. [2022-03-01 16:45:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:19,407 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:19,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:19,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-01 16:45:19,407 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)] === [2022-03-01 16:45:19,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:19,407 INFO L85 PathProgramCache]: Analyzing trace with hash 963093152, now seen corresponding path program 45 times [2022-03-01 16:45:19,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:19,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252142846] [2022-03-01 16:45:19,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:19,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:19,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:20,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:20,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:20,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252142846] [2022-03-01 16:45:20,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252142846] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:20,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:20,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:20,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839641479] [2022-03-01 16:45:20,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:20,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:20,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:20,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:20,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:20,738 INFO L87 Difference]: Start difference. First operand 7366 states and 20568 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) [2022-03-01 16:45:22,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:22,181 INFO L93 Difference]: Finished difference Result 9194 states and 25177 transitions. [2022-03-01 16:45:22,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:22,181 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 [2022-03-01 16:45:22,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:22,196 INFO L225 Difference]: With dead ends: 9194 [2022-03-01 16:45:22,196 INFO L226 Difference]: Without dead ends: 9194 [2022-03-01 16:45:22,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:22,197 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 673 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 1533 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:22,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [673 Valid, 1533 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:22,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9194 states. [2022-03-01 16:45:22,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9194 to 7303. [2022-03-01 16:45:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:22,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:45:22,321 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:45:22,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:22,321 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:45:22,321 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) [2022-03-01 16:45:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:45:22,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:22,328 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:22,328 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:22,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-01 16:45:22,328 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)] === [2022-03-01 16:45:22,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:22,329 INFO L85 PathProgramCache]: Analyzing trace with hash 973917770, now seen corresponding path program 46 times [2022-03-01 16:45:22,329 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:22,329 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536597475] [2022-03-01 16:45:22,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:22,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:23,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:23,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:23,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536597475] [2022-03-01 16:45:23,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536597475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:23,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:23,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:23,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279737161] [2022-03-01 16:45:23,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:23,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:23,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:23,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:23,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:23,010 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:45:24,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:24,154 INFO L93 Difference]: Finished difference Result 9012 states and 24686 transitions. [2022-03-01 16:45:24,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:24,155 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 [2022-03-01 16:45:24,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:24,170 INFO L225 Difference]: With dead ends: 9012 [2022-03-01 16:45:24,170 INFO L226 Difference]: Without dead ends: 9012 [2022-03-01 16:45:24,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:24,171 INFO L933 BasicCegarLoop]: 226 mSDtfsCounter, 710 mSDsluCounter, 1062 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 710 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:24,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [710 Valid, 1282 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:45:24,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9012 states. [2022-03-01 16:45:24,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9012 to 7345. [2022-03-01 16:45:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:24,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:24,299 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:24,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:24,299 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:24,299 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) [2022-03-01 16:45:24,299 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:24,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:24,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:24,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:24,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-01 16:45:24,306 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)] === [2022-03-01 16:45:24,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:24,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1684172322, now seen corresponding path program 47 times [2022-03-01 16:45:24,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:24,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267800872] [2022-03-01 16:45:24,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:24,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:25,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:25,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267800872] [2022-03-01 16:45:25,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267800872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:25,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:25,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:25,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625827939] [2022-03-01 16:45:25,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:25,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:25,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:25,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:25,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:25,186 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:26,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:26,510 INFO L93 Difference]: Finished difference Result 9306 states and 25522 transitions. [2022-03-01 16:45:26,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:26,511 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 [2022-03-01 16:45:26,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:26,529 INFO L225 Difference]: With dead ends: 9306 [2022-03-01 16:45:26,529 INFO L226 Difference]: Without dead ends: 9306 [2022-03-01 16:45:26,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:26,529 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 638 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 836 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1387 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 836 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:26,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [638 Valid, 1387 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 836 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:26,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9306 states. [2022-03-01 16:45:26,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9306 to 7324. [2022-03-01 16:45:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:45:26,654 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:45:26,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:26,654 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:45:26,654 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) [2022-03-01 16:45:26,654 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:45:26,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:26,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:26,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:26,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-01 16:45:26,661 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)] === [2022-03-01 16:45:26,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:26,661 INFO L85 PathProgramCache]: Analyzing trace with hash 1607533826, now seen corresponding path program 48 times [2022-03-01 16:45:26,661 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:26,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825070759] [2022-03-01 16:45:26,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:26,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:28,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:28,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825070759] [2022-03-01 16:45:28,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825070759] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:28,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:28,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:28,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942833071] [2022-03-01 16:45:28,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:28,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:28,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:28,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:28,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:28,087 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:45:29,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:29,724 INFO L93 Difference]: Finished difference Result 9425 states and 25837 transitions. [2022-03-01 16:45:29,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:29,725 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 [2022-03-01 16:45:29,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:29,740 INFO L225 Difference]: With dead ends: 9425 [2022-03-01 16:45:29,740 INFO L226 Difference]: Without dead ends: 9425 [2022-03-01 16:45:29,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:29,740 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 590 mSDsluCounter, 1366 mSDsCounter, 0 mSdLazyCounter, 1001 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 1001 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:29,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1597 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 1001 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:29,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9425 states. [2022-03-01 16:45:29,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9425 to 7261. [2022-03-01 16:45:29,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:45:29,868 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:45:29,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:29,868 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:45:29,868 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) [2022-03-01 16:45:29,868 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:45:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:29,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:29,874 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:29,874 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-01 16:45:29,874 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)] === [2022-03-01 16:45:29,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:29,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1124171902, now seen corresponding path program 49 times [2022-03-01 16:45:29,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:29,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358337347] [2022-03-01 16:45:29,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:29,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:31,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:31,238 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:31,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358337347] [2022-03-01 16:45:31,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358337347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:31,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:31,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:31,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523969387] [2022-03-01 16:45:31,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:31,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:31,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:31,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:31,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:31,239 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:45:32,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:32,277 INFO L93 Difference]: Finished difference Result 9243 states and 25325 transitions. [2022-03-01 16:45:32,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:45:32,278 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 [2022-03-01 16:45:32,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:32,292 INFO L225 Difference]: With dead ends: 9243 [2022-03-01 16:45:32,292 INFO L226 Difference]: Without dead ends: 9243 [2022-03-01 16:45:32,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:45:32,292 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 688 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:32,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [688 Valid, 1083 Invalid, 737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 624 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:45:32,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9243 states. [2022-03-01 16:45:32,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9243 to 7282. [2022-03-01 16:45:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:45:32,411 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:45:32,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:32,411 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:45:32,411 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) [2022-03-01 16:45:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:45:32,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:32,418 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:32,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:32,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-01 16:45:32,418 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)] === [2022-03-01 16:45:32,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:32,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1467720056, now seen corresponding path program 50 times [2022-03-01 16:45:32,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:32,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015641081] [2022-03-01 16:45:32,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:32,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:33,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:33,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015641081] [2022-03-01 16:45:33,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015641081] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:33,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:33,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:33,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719491726] [2022-03-01 16:45:33,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:33,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:33,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:33,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:33,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:33,892 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:45:35,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:35,081 INFO L93 Difference]: Finished difference Result 9467 states and 25913 transitions. [2022-03-01 16:45:35,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:45:35,081 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 [2022-03-01 16:45:35,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:35,096 INFO L225 Difference]: With dead ends: 9467 [2022-03-01 16:45:35,096 INFO L226 Difference]: Without dead ends: 9467 [2022-03-01 16:45:35,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:45:35,096 INFO L933 BasicCegarLoop]: 220 mSDtfsCounter, 827 mSDsluCounter, 919 mSDsCounter, 0 mSdLazyCounter, 699 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 827 SdHoareTripleChecker+Valid, 1132 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:35,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [827 Valid, 1132 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 699 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:35,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9467 states. [2022-03-01 16:45:35,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9467 to 7324. [2022-03-01 16:45:35,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:35,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:45:35,226 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:45:35,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:35,226 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:45:35,226 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) [2022-03-01 16:45:35,226 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:45:35,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:35,233 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:35,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:35,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-01 16:45:35,234 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)] === [2022-03-01 16:45:35,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:35,234 INFO L85 PathProgramCache]: Analyzing trace with hash -854788694, now seen corresponding path program 51 times [2022-03-01 16:45:35,234 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:35,234 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436396562] [2022-03-01 16:45:35,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:35,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:35,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:35,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436396562] [2022-03-01 16:45:35,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436396562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:35,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:35,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:35,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735109841] [2022-03-01 16:45:35,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:35,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:35,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:35,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:35,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:35,880 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:45:37,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:37,067 INFO L93 Difference]: Finished difference Result 9390 states and 25700 transitions. [2022-03-01 16:45:37,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:37,068 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 [2022-03-01 16:45:37,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:37,083 INFO L225 Difference]: With dead ends: 9390 [2022-03-01 16:45:37,083 INFO L226 Difference]: Without dead ends: 9390 [2022-03-01 16:45:37,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:37,083 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 609 mSDsluCounter, 1193 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 1415 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:37,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 1415 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:45:37,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9390 states. [2022-03-01 16:45:37,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9390 to 7345. [2022-03-01 16:45:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:37,215 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:37,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:37,216 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:37,216 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) [2022-03-01 16:45:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:37,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:37,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:37,222 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] [2022-03-01 16:45:37,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-01 16:45:37,223 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)] === [2022-03-01 16:45:37,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:37,223 INFO L85 PathProgramCache]: Analyzing trace with hash 782088510, now seen corresponding path program 52 times [2022-03-01 16:45:37,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:37,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172778144] [2022-03-01 16:45:37,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:37,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:38,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:38,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172778144] [2022-03-01 16:45:38,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172778144] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:38,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:38,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:38,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261882860] [2022-03-01 16:45:38,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:38,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:38,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:38,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:38,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:38,121 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:39,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:39,558 INFO L93 Difference]: Finished difference Result 9348 states and 25603 transitions. [2022-03-01 16:45:39,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:39,559 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 [2022-03-01 16:45:39,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:39,574 INFO L225 Difference]: With dead ends: 9348 [2022-03-01 16:45:39,574 INFO L226 Difference]: Without dead ends: 9348 [2022-03-01 16:45:39,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:39,575 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 621 mSDsluCounter, 1338 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 621 SdHoareTripleChecker+Valid, 1571 SdHoareTripleChecker+Invalid, 1036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:39,575 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [621 Valid, 1571 Invalid, 1036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:39,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9348 states. [2022-03-01 16:45:39,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9348 to 7240. [2022-03-01 16:45:39,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:39,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:45:39,695 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:45:39,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:39,695 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:45:39,695 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) [2022-03-01 16:45:39,696 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:45:39,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:39,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:39,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:39,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-01 16:45:39,701 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)] === [2022-03-01 16:45:39,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:39,702 INFO L85 PathProgramCache]: Analyzing trace with hash -839556030, now seen corresponding path program 36 times [2022-03-01 16:45:39,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:39,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004201399] [2022-03-01 16:45:39,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:39,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:40,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:40,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004201399] [2022-03-01 16:45:40,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004201399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:40,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:40,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:40,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986946999] [2022-03-01 16:45:40,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:40,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:40,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:40,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:40,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:40,454 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:45:41,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:41,748 INFO L93 Difference]: Finished difference Result 8909 states and 24339 transitions. [2022-03-01 16:45:41,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:45:41,749 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 [2022-03-01 16:45:41,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:41,763 INFO L225 Difference]: With dead ends: 8909 [2022-03-01 16:45:41,763 INFO L226 Difference]: Without dead ends: 8909 [2022-03-01 16:45:41,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:45:41,764 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 648 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 999 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:41,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [648 Valid, 1661 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 999 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:41,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8909 states. [2022-03-01 16:45:41,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8909 to 7345. [2022-03-01 16:45:41,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:41,890 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:41,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:41,890 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:41,890 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) [2022-03-01 16:45:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:41,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:41,897 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] [2022-03-01 16:45:41,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-01 16:45:41,897 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)] === [2022-03-01 16:45:41,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:41,897 INFO L85 PathProgramCache]: Analyzing trace with hash 944632620, now seen corresponding path program 37 times [2022-03-01 16:45:41,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:41,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927299131] [2022-03-01 16:45:41,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:41,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:41,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:42,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:42,735 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:42,735 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927299131] [2022-03-01 16:45:42,735 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927299131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:42,735 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:42,735 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:42,735 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471009593] [2022-03-01 16:45:42,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:42,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:42,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:42,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:42,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:42,736 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:43,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:43,913 INFO L93 Difference]: Finished difference Result 9296 states and 25394 transitions. [2022-03-01 16:45:43,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:43,913 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 [2022-03-01 16:45:43,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:43,929 INFO L225 Difference]: With dead ends: 9296 [2022-03-01 16:45:43,929 INFO L226 Difference]: Without dead ends: 9296 [2022-03-01 16:45:43,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:43,929 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 723 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 1363 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:43,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [723 Valid, 1363 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 832 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:43,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9296 states. [2022-03-01 16:45:44,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9296 to 7366. [2022-03-01 16:45:44,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7366 states, 7364 states have (on average 2.793047256925584) internal successors, (20568), 7365 states have internal predecessors, (20568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7366 states to 7366 states and 20568 transitions. [2022-03-01 16:45:44,071 INFO L78 Accepts]: Start accepts. Automaton has 7366 states and 20568 transitions. Word has length 100 [2022-03-01 16:45:44,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:44,072 INFO L470 AbstractCegarLoop]: Abstraction has 7366 states and 20568 transitions. [2022-03-01 16:45:44,072 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) [2022-03-01 16:45:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 7366 states and 20568 transitions. [2022-03-01 16:45:44,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:44,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:44,079 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, 1, 1] [2022-03-01 16:45:44,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-01 16:45:44,079 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)] === [2022-03-01 16:45:44,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:44,079 INFO L85 PathProgramCache]: Analyzing trace with hash -913452896, now seen corresponding path program 38 times [2022-03-01 16:45:44,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:44,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094006245] [2022-03-01 16:45:44,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:44,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:45,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:45,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:45,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094006245] [2022-03-01 16:45:45,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094006245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:45,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:45,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:45,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022883825] [2022-03-01 16:45:45,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:45,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:45,079 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:45,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:45,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:45,079 INFO L87 Difference]: Start difference. First operand 7366 states and 20568 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) [2022-03-01 16:45:46,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:46,682 INFO L93 Difference]: Finished difference Result 9224 states and 25237 transitions. [2022-03-01 16:45:46,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:46,683 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 [2022-03-01 16:45:46,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:46,698 INFO L225 Difference]: With dead ends: 9224 [2022-03-01 16:45:46,698 INFO L226 Difference]: Without dead ends: 9224 [2022-03-01 16:45:46,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:46,698 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 657 mSDsluCounter, 1453 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:46,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 1681 Invalid, 1149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:45:46,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9224 states. [2022-03-01 16:45:46,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9224 to 7303. [2022-03-01 16:45:46,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:45:46,818 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:45:46,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:46,818 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:45:46,818 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) [2022-03-01 16:45:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:45:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:46,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:46,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:46,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-01 16:45:46,825 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)] === [2022-03-01 16:45:46,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:46,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1697381302, now seen corresponding path program 39 times [2022-03-01 16:45:46,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:46,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1974984091] [2022-03-01 16:45:46,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:46,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:47,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:47,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:47,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1974984091] [2022-03-01 16:45:47,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1974984091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:47,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:47,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:47,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575542874] [2022-03-01 16:45:47,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:47,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:47,543 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:47,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:47,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:47,544 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:45:49,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:49,110 INFO L93 Difference]: Finished difference Result 9032 states and 24726 transitions. [2022-03-01 16:45:49,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:45:49,111 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 [2022-03-01 16:45:49,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:49,125 INFO L225 Difference]: With dead ends: 9032 [2022-03-01 16:45:49,125 INFO L226 Difference]: Without dead ends: 9032 [2022-03-01 16:45:49,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:45:49,126 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 619 mSDsluCounter, 1585 mSDsCounter, 0 mSdLazyCounter, 1074 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 1812 SdHoareTripleChecker+Invalid, 1176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 1074 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:49,126 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [619 Valid, 1812 Invalid, 1176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 1074 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:49,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9032 states. [2022-03-01 16:45:49,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9032 to 7345. [2022-03-01 16:45:49,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:49,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:45:49,242 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:45:49,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:49,242 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:45:49,242 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) [2022-03-01 16:45:49,243 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:45:49,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:49,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:49,249 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, 1, 1] [2022-03-01 16:45:49,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-01 16:45:49,249 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)] === [2022-03-01 16:45:49,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:49,249 INFO L85 PathProgramCache]: Analyzing trace with hash 739500478, now seen corresponding path program 40 times [2022-03-01 16:45:49,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:49,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871492971] [2022-03-01 16:45:49,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:49,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:50,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:50,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:50,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871492971] [2022-03-01 16:45:50,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871492971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:50,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:50,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:50,637 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631650563] [2022-03-01 16:45:50,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:50,637 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:50,637 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:50,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:50,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:50,637 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:45:52,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:52,357 INFO L93 Difference]: Finished difference Result 9326 states and 25562 transitions. [2022-03-01 16:45:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:52,357 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 [2022-03-01 16:45:52,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:52,372 INFO L225 Difference]: With dead ends: 9326 [2022-03-01 16:45:52,372 INFO L226 Difference]: Without dead ends: 9326 [2022-03-01 16:45:52,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:52,373 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 699 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:52,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 1764 Invalid, 1225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1102 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:45:52,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9326 states. [2022-03-01 16:45:52,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9326 to 7324. [2022-03-01 16:45:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:45:52,499 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:45:52,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:52,499 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:45:52,499 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) [2022-03-01 16:45:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:45:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:52,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:52,506 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, 1, 1] [2022-03-01 16:45:52,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-01 16:45:52,506 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)] === [2022-03-01 16:45:52,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:52,506 INFO L85 PathProgramCache]: Analyzing trace with hash -1233422590, now seen corresponding path program 41 times [2022-03-01 16:45:52,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:52,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846157113] [2022-03-01 16:45:52,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:52,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:54,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:54,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:54,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846157113] [2022-03-01 16:45:54,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846157113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:54,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:54,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:54,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043271779] [2022-03-01 16:45:54,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:54,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:54,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:54,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:54,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:54,240 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:45:55,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:55,708 INFO L93 Difference]: Finished difference Result 9415 states and 25817 transitions. [2022-03-01 16:45:55,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:45:55,709 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 [2022-03-01 16:45:55,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:55,723 INFO L225 Difference]: With dead ends: 9415 [2022-03-01 16:45:55,723 INFO L226 Difference]: Without dead ends: 9415 [2022-03-01 16:45:55,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:45:55,724 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 722 mSDsluCounter, 1292 mSDsCounter, 0 mSdLazyCounter, 964 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 722 SdHoareTripleChecker+Valid, 1534 SdHoareTripleChecker+Invalid, 1096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 964 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:55,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [722 Valid, 1534 Invalid, 1096 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 964 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:45:55,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9415 states. [2022-03-01 16:45:55,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9415 to 7261. [2022-03-01 16:45:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:55,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:45:55,833 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:45:55,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:55,834 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:45:55,834 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) [2022-03-01 16:45:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:45:55,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:55,840 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:55,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:55,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-01 16:45:55,840 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)] === [2022-03-01 16:45:55,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:55,841 INFO L85 PathProgramCache]: Analyzing trace with hash 381284738, now seen corresponding path program 42 times [2022-03-01 16:45:55,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:55,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981823728] [2022-03-01 16:45:55,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:55,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:57,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:57,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:57,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981823728] [2022-03-01 16:45:57,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981823728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:57,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:57,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:57,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673691305] [2022-03-01 16:45:57,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:57,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:57,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:57,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:57,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:57,196 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:45:58,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:45:58,519 INFO L93 Difference]: Finished difference Result 9293 states and 25425 transitions. [2022-03-01 16:45:58,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:45:58,519 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 [2022-03-01 16:45:58,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:45:58,534 INFO L225 Difference]: With dead ends: 9293 [2022-03-01 16:45:58,534 INFO L226 Difference]: Without dead ends: 9293 [2022-03-01 16:45:58,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:45:58,534 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 630 mSDsluCounter, 1312 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 1521 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:45:58,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 1521 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:45:58,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9293 states. [2022-03-01 16:45:58,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9293 to 7282. [2022-03-01 16:45:58,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:45:58,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:45:58,704 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:45:58,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:45:58,705 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:45:58,705 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) [2022-03-01 16:45:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:45:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:45:58,711 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:45:58,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:45:58,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-01 16:45:58,712 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)] === [2022-03-01 16:45:58,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:45:58,712 INFO L85 PathProgramCache]: Analyzing trace with hash 200534696, now seen corresponding path program 43 times [2022-03-01 16:45:58,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:45:58,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809592398] [2022-03-01 16:45:58,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:45:58,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:45:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:45:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:45:59,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:45:59,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809592398] [2022-03-01 16:45:59,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809592398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:45:59,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:45:59,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:45:59,420 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031618546] [2022-03-01 16:45:59,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:45:59,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:45:59,420 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:45:59,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:45:59,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:45:59,422 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:46:00,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:00,533 INFO L93 Difference]: Finished difference Result 9557 states and 26093 transitions. [2022-03-01 16:46:00,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:00,533 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 [2022-03-01 16:46:00,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:00,548 INFO L225 Difference]: With dead ends: 9557 [2022-03-01 16:46:00,548 INFO L226 Difference]: Without dead ends: 9557 [2022-03-01 16:46:00,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:00,548 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 708 mSDsluCounter, 1264 mSDsCounter, 0 mSdLazyCounter, 913 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 1485 SdHoareTripleChecker+Invalid, 1021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:00,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [708 Valid, 1485 Invalid, 1021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 913 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:00,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9557 states. [2022-03-01 16:46:00,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9557 to 7324. [2022-03-01 16:46:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:00,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:46:00,661 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:46:00,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:00,661 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:46:00,662 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) [2022-03-01 16:46:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:46:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:00,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:00,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:00,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-01 16:46:00,668 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)] === [2022-03-01 16:46:00,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:00,668 INFO L85 PathProgramCache]: Analyzing trace with hash -150944310, now seen corresponding path program 44 times [2022-03-01 16:46:00,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:00,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68533852] [2022-03-01 16:46:00,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:01,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:01,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68533852] [2022-03-01 16:46:01,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68533852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:01,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:01,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:01,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92212553] [2022-03-01 16:46:01,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:01,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:01,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:01,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:01,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:01,511 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:46:02,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:02,955 INFO L93 Difference]: Finished difference Result 9470 states and 25860 transitions. [2022-03-01 16:46:02,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:02,955 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 [2022-03-01 16:46:02,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:02,970 INFO L225 Difference]: With dead ends: 9470 [2022-03-01 16:46:02,970 INFO L226 Difference]: Without dead ends: 9470 [2022-03-01 16:46:02,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:02,971 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 658 mSDsluCounter, 1166 mSDsCounter, 0 mSdLazyCounter, 857 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:02,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 1398 Invalid, 974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 857 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:02,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9470 states. [2022-03-01 16:46:03,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9470 to 7345. [2022-03-01 16:46:03,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:03,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:46:03,094 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:46:03,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:03,094 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:46:03,095 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) [2022-03-01 16:46:03,095 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:46:03,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:03,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:03,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:03,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-01 16:46:03,101 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)] === [2022-03-01 16:46:03,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:03,101 INFO L85 PathProgramCache]: Analyzing trace with hash -2009029826, now seen corresponding path program 45 times [2022-03-01 16:46:03,102 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:03,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301938835] [2022-03-01 16:46:03,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:03,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:04,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:04,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301938835] [2022-03-01 16:46:04,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301938835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:04,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:04,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:04,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113185371] [2022-03-01 16:46:04,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:04,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:04,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:04,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:04,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:04,268 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:46:05,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:05,898 INFO L93 Difference]: Finished difference Result 9398 states and 25703 transitions. [2022-03-01 16:46:05,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:05,898 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 [2022-03-01 16:46:05,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:05,914 INFO L225 Difference]: With dead ends: 9398 [2022-03-01 16:46:05,915 INFO L226 Difference]: Without dead ends: 9398 [2022-03-01 16:46:05,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:05,915 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 724 mSDsluCounter, 1325 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 724 SdHoareTripleChecker+Valid, 1565 SdHoareTripleChecker+Invalid, 1095 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:05,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [724 Valid, 1565 Invalid, 1095 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:46:05,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9398 states. [2022-03-01 16:46:06,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9398 to 7240. [2022-03-01 16:46:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:06,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:06,042 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:06,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:06,042 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:06,043 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) [2022-03-01 16:46:06,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:06,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:06,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:06,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:06,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-01 16:46:06,049 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)] === [2022-03-01 16:46:06,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:06,049 INFO L85 PathProgramCache]: Analyzing trace with hash 2090709962, now seen corresponding path program 53 times [2022-03-01 16:46:06,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:06,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611305327] [2022-03-01 16:46:06,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:06,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:06,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:06,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:06,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611305327] [2022-03-01 16:46:06,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611305327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:06,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:06,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:06,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [593382916] [2022-03-01 16:46:06,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:06,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:06,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:06,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:06,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:06,883 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:07,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:07,821 INFO L93 Difference]: Finished difference Result 8193 states and 22311 transitions. [2022-03-01 16:46:07,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:46:07,821 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 [2022-03-01 16:46:07,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:07,834 INFO L225 Difference]: With dead ends: 8193 [2022-03-01 16:46:07,834 INFO L226 Difference]: Without dead ends: 8193 [2022-03-01 16:46:07,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:46:07,834 INFO L933 BasicCegarLoop]: 206 mSDtfsCounter, 711 mSDsluCounter, 883 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:07,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1081 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:46:07,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8193 states. [2022-03-01 16:46:07,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8193 to 7240. [2022-03-01 16:46:07,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:07,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:07,947 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:07,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:07,947 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:07,947 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) [2022-03-01 16:46:07,947 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:07,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:07,953 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:07,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:07,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-01 16:46:07,953 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)] === [2022-03-01 16:46:07,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:07,954 INFO L85 PathProgramCache]: Analyzing trace with hash 1014229450, now seen corresponding path program 46 times [2022-03-01 16:46:07,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:07,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171612864] [2022-03-01 16:46:07,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:07,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:08,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:08,857 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:08,857 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171612864] [2022-03-01 16:46:08,857 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171612864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:08,857 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:08,857 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:08,857 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444062235] [2022-03-01 16:46:08,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:08,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:08,857 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:08,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:08,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:08,858 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:10,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:10,032 INFO L93 Difference]: Finished difference Result 8183 states and 22291 transitions. [2022-03-01 16:46:10,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-03-01 16:46:10,033 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 [2022-03-01 16:46:10,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:10,047 INFO L225 Difference]: With dead ends: 8183 [2022-03-01 16:46:10,047 INFO L226 Difference]: Without dead ends: 8183 [2022-03-01 16:46:10,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:46:10,048 INFO L933 BasicCegarLoop]: 228 mSDtfsCounter, 569 mSDsluCounter, 1176 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1385 SdHoareTripleChecker+Invalid, 903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:10,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1385 Invalid, 903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:10,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8183 states. [2022-03-01 16:46:10,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8183 to 7240. [2022-03-01 16:46:10,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:10,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:10,167 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:10,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:10,167 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:10,167 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) [2022-03-01 16:46:10,167 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:10,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:10,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:10,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-01 16:46:10,174 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)] === [2022-03-01 16:46:10,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:10,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1895382298, now seen corresponding path program 54 times [2022-03-01 16:46:10,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:10,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729980594] [2022-03-01 16:46:10,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:10,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:10,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:10,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:10,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729980594] [2022-03-01 16:46:10,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729980594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:10,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:10,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:10,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916662567] [2022-03-01 16:46:10,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:10,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:10,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:10,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:10,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:10,921 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:12,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:12,148 INFO L93 Difference]: Finished difference Result 8781 states and 23945 transitions. [2022-03-01 16:46:12,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:46:12,148 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 [2022-03-01 16:46:12,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:12,162 INFO L225 Difference]: With dead ends: 8781 [2022-03-01 16:46:12,162 INFO L226 Difference]: Without dead ends: 8781 [2022-03-01 16:46:12,162 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:46:12,162 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 808 mSDsluCounter, 1008 mSDsCounter, 0 mSdLazyCounter, 719 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:12,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [808 Valid, 1221 Invalid, 820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 719 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:12,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8781 states. [2022-03-01 16:46:12,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8781 to 7261. [2022-03-01 16:46:12,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:46:12,284 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:46:12,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:12,284 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:46:12,284 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) [2022-03-01 16:46:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:46:12,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:12,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:12,290 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, 1, 1] [2022-03-01 16:46:12,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-01 16:46:12,291 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)] === [2022-03-01 16:46:12,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:12,291 INFO L85 PathProgramCache]: Analyzing trace with hash 2056036844, now seen corresponding path program 55 times [2022-03-01 16:46:12,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:12,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147118598] [2022-03-01 16:46:12,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:13,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:13,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:13,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147118598] [2022-03-01 16:46:13,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147118598] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:13,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:13,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:13,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614126326] [2022-03-01 16:46:13,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:13,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:13,185 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:13,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:13,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:13,186 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:46:14,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:14,584 INFO L93 Difference]: Finished difference Result 8690 states and 23705 transitions. [2022-03-01 16:46:14,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:14,585 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 [2022-03-01 16:46:14,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:14,598 INFO L225 Difference]: With dead ends: 8690 [2022-03-01 16:46:14,598 INFO L226 Difference]: Without dead ends: 8690 [2022-03-01 16:46:14,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:14,599 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 682 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 682 SdHoareTripleChecker+Valid, 1383 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:14,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [682 Valid, 1383 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:14,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-03-01 16:46:14,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7303. [2022-03-01 16:46:14,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:46:14,713 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:46:14,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:14,714 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:46:14,714 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) [2022-03-01 16:46:14,714 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:46:14,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:14,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:14,720 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, 1, 1] [2022-03-01 16:46:14,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-01 16:46:14,720 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)] === [2022-03-01 16:46:14,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:14,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1625999090, now seen corresponding path program 56 times [2022-03-01 16:46:14,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:14,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104888682] [2022-03-01 16:46:14,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:14,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:14,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:15,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:15,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:15,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104888682] [2022-03-01 16:46:15,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104888682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:15,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:15,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:15,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767475379] [2022-03-01 16:46:15,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:15,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:15,916 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:15,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:15,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:15,916 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:46:17,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:17,231 INFO L93 Difference]: Finished difference Result 8613 states and 23492 transitions. [2022-03-01 16:46:17,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:17,231 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 [2022-03-01 16:46:17,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:17,245 INFO L225 Difference]: With dead ends: 8613 [2022-03-01 16:46:17,245 INFO L226 Difference]: Without dead ends: 8613 [2022-03-01 16:46:17,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:17,246 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 642 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 642 SdHoareTripleChecker+Valid, 1230 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:17,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [642 Valid, 1230 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:17,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8613 states. [2022-03-01 16:46:17,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8613 to 7324. [2022-03-01 16:46:17,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:17,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:46:17,362 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:46:17,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:17,363 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:46:17,363 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) [2022-03-01 16:46:17,363 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:46:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:17,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:17,369 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:17,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-01 16:46:17,369 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)] === [2022-03-01 16:46:17,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:17,370 INFO L85 PathProgramCache]: Analyzing trace with hash 10878114, now seen corresponding path program 57 times [2022-03-01 16:46:17,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:17,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344616775] [2022-03-01 16:46:17,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:17,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:19,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:19,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344616775] [2022-03-01 16:46:19,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344616775] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:19,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:19,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:19,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924186310] [2022-03-01 16:46:19,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:19,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:19,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:19,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:19,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:19,050 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:46:20,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:20,817 INFO L93 Difference]: Finished difference Result 8571 states and 23395 transitions. [2022-03-01 16:46:20,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:20,818 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 [2022-03-01 16:46:20,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:20,832 INFO L225 Difference]: With dead ends: 8571 [2022-03-01 16:46:20,832 INFO L226 Difference]: Without dead ends: 8571 [2022-03-01 16:46:20,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:20,832 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 668 mSDsluCounter, 1397 mSDsCounter, 0 mSdLazyCounter, 1000 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 1639 SdHoareTripleChecker+Invalid, 1108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 1000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:20,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1639 Invalid, 1108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 1000 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:46:20,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8571 states. [2022-03-01 16:46:20,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8571 to 7240. [2022-03-01 16:46:20,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:20,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:20,951 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:20,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:20,951 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:20,951 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) [2022-03-01 16:46:20,951 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:20,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:20,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:20,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-01 16:46:20,958 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)] === [2022-03-01 16:46:20,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:20,958 INFO L85 PathProgramCache]: Analyzing trace with hash 2074878662, now seen corresponding path program 47 times [2022-03-01 16:46:20,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:20,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116123444] [2022-03-01 16:46:20,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:20,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:20,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:21,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:21,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:21,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116123444] [2022-03-01 16:46:21,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116123444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:21,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:21,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:21,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323205442] [2022-03-01 16:46:21,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:21,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:21,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:21,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:21,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:21,732 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:22,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:22,772 INFO L93 Difference]: Finished difference Result 8831 states and 24045 transitions. [2022-03-01 16:46:22,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:46:22,773 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 [2022-03-01 16:46:22,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:22,789 INFO L225 Difference]: With dead ends: 8831 [2022-03-01 16:46:22,789 INFO L226 Difference]: Without dead ends: 8831 [2022-03-01 16:46:22,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:46:22,789 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 641 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 641 SdHoareTripleChecker+Valid, 1036 SdHoareTripleChecker+Invalid, 685 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:22,789 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [641 Valid, 1036 Invalid, 685 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:46:22,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-01 16:46:22,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 7261. [2022-03-01 16:46:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:22,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:46:22,921 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:46:22,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:22,921 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:46:22,921 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) [2022-03-01 16:46:22,921 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:46:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:22,928 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:22,928 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:22,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-01 16:46:22,928 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)] === [2022-03-01 16:46:22,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:22,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1894128620, now seen corresponding path program 48 times [2022-03-01 16:46:22,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:22,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377101406] [2022-03-01 16:46:22,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:22,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:22,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:23,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:23,764 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:23,764 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377101406] [2022-03-01 16:46:23,764 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377101406] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:23,764 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:23,764 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:23,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253326241] [2022-03-01 16:46:23,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:23,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:23,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:23,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:23,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:23,765 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:46:25,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:25,039 INFO L93 Difference]: Finished difference Result 8720 states and 23765 transitions. [2022-03-01 16:46:25,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:25,039 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 [2022-03-01 16:46:25,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:25,053 INFO L225 Difference]: With dead ends: 8720 [2022-03-01 16:46:25,054 INFO L226 Difference]: Without dead ends: 8720 [2022-03-01 16:46:25,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:25,054 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 734 mSDsluCounter, 1226 mSDsCounter, 0 mSdLazyCounter, 885 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 734 SdHoareTripleChecker+Valid, 1462 SdHoareTripleChecker+Invalid, 989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:25,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [734 Valid, 1462 Invalid, 989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 885 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:25,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8720 states. [2022-03-01 16:46:25,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8720 to 7303. [2022-03-01 16:46:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:25,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:46:25,170 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:46:25,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:25,170 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:46:25,170 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) [2022-03-01 16:46:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:46:25,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:25,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:25,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:25,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-01 16:46:25,177 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)] === [2022-03-01 16:46:25,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:25,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1542649614, now seen corresponding path program 49 times [2022-03-01 16:46:25,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:25,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177400120] [2022-03-01 16:46:25,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:25,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:26,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:26,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:26,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177400120] [2022-03-01 16:46:26,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177400120] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:26,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:26,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:26,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474845630] [2022-03-01 16:46:26,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:26,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:26,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:26,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:26,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:26,175 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:46:27,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:27,527 INFO L93 Difference]: Finished difference Result 8633 states and 23532 transitions. [2022-03-01 16:46:27,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:27,528 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 [2022-03-01 16:46:27,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:27,542 INFO L225 Difference]: With dead ends: 8633 [2022-03-01 16:46:27,542 INFO L226 Difference]: Without dead ends: 8633 [2022-03-01 16:46:27,542 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:27,543 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 606 mSDsluCounter, 1169 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 1410 SdHoareTripleChecker+Invalid, 947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:27,543 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 1410 Invalid, 947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 851 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:27,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8633 states. [2022-03-01 16:46:27,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8633 to 7324. [2022-03-01 16:46:27,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:27,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:46:27,661 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:46:27,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:27,661 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:46:27,661 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) [2022-03-01 16:46:27,662 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:46:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:27,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:27,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:27,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-01 16:46:27,668 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)] === [2022-03-01 16:46:27,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:27,669 INFO L85 PathProgramCache]: Analyzing trace with hash -315435902, now seen corresponding path program 50 times [2022-03-01 16:46:27,669 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:27,669 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488114360] [2022-03-01 16:46:27,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:27,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:27,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:29,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:29,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:29,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488114360] [2022-03-01 16:46:29,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488114360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:29,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:29,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:29,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448825001] [2022-03-01 16:46:29,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:29,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:29,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:29,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:29,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:29,260 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:46:30,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:30,722 INFO L93 Difference]: Finished difference Result 8561 states and 23375 transitions. [2022-03-01 16:46:30,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:30,722 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 [2022-03-01 16:46:30,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:30,735 INFO L225 Difference]: With dead ends: 8561 [2022-03-01 16:46:30,735 INFO L226 Difference]: Without dead ends: 8561 [2022-03-01 16:46:30,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:30,736 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 687 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 1607 SdHoareTripleChecker+Invalid, 1059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:30,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 1607 Invalid, 1059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:30,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-03-01 16:46:30,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 7240. [2022-03-01 16:46:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:30,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:30,854 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:30,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:30,854 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:30,854 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) [2022-03-01 16:46:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:30,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:30,861 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:30,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:30,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-01 16:46:30,861 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)] === [2022-03-01 16:46:30,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:30,861 INFO L85 PathProgramCache]: Analyzing trace with hash -254772100, now seen corresponding path program 58 times [2022-03-01 16:46:30,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:30,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229339729] [2022-03-01 16:46:30,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:30,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:31,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:31,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229339729] [2022-03-01 16:46:31,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229339729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:31,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:31,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:31,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864071478] [2022-03-01 16:46:31,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:31,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:31,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:31,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:31,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:31,804 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:32,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:32,876 INFO L93 Difference]: Finished difference Result 9341 states and 25557 transitions. [2022-03-01 16:46:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:32,876 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 [2022-03-01 16:46:32,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:32,892 INFO L225 Difference]: With dead ends: 9341 [2022-03-01 16:46:32,893 INFO L226 Difference]: Without dead ends: 9341 [2022-03-01 16:46:32,893 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:32,893 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 617 mSDsluCounter, 1043 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:32,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 1249 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:46:32,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9341 states. [2022-03-01 16:46:33,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9341 to 7324. [2022-03-01 16:46:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:33,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:46:33,132 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:46:33,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:33,132 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:46:33,132 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) [2022-03-01 16:46:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:46:33,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:33,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:33,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:33,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-01 16:46:33,139 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)] === [2022-03-01 16:46:33,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:33,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1795888826, now seen corresponding path program 59 times [2022-03-01 16:46:33,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:33,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245446208] [2022-03-01 16:46:33,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:33,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:33,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:33,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245446208] [2022-03-01 16:46:33,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245446208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:33,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:33,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:33,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64546777] [2022-03-01 16:46:33,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:33,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:33,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:33,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:33,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:33,809 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:46:35,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:35,013 INFO L93 Difference]: Finished difference Result 9698 states and 26552 transitions. [2022-03-01 16:46:35,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:35,013 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 [2022-03-01 16:46:35,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:35,028 INFO L225 Difference]: With dead ends: 9698 [2022-03-01 16:46:35,028 INFO L226 Difference]: Without dead ends: 9698 [2022-03-01 16:46:35,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:35,029 INFO L933 BasicCegarLoop]: 222 mSDtfsCounter, 674 mSDsluCounter, 1013 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:35,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 1228 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:46:35,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9698 states. [2022-03-01 16:46:35,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9698 to 7345. [2022-03-01 16:46:35,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7345 states, 7343 states have (on average 2.792591583821326) internal successors, (20506), 7344 states have internal predecessors, (20506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7345 states to 7345 states and 20506 transitions. [2022-03-01 16:46:35,145 INFO L78 Accepts]: Start accepts. Automaton has 7345 states and 20506 transitions. Word has length 100 [2022-03-01 16:46:35,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:35,145 INFO L470 AbstractCegarLoop]: Abstraction has 7345 states and 20506 transitions. [2022-03-01 16:46:35,145 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) [2022-03-01 16:46:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7345 states and 20506 transitions. [2022-03-01 16:46:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:35,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:35,151 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, 1, 1] [2022-03-01 16:46:35,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-01 16:46:35,151 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)] === [2022-03-01 16:46:35,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:35,151 INFO L85 PathProgramCache]: Analyzing trace with hash -159011622, now seen corresponding path program 60 times [2022-03-01 16:46:35,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:35,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353815075] [2022-03-01 16:46:35,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:35,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:36,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:36,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:36,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353815075] [2022-03-01 16:46:36,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353815075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:36,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:36,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:36,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472410628] [2022-03-01 16:46:36,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:36,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:36,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:36,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:36,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:36,119 INFO L87 Difference]: Start difference. First operand 7345 states and 20506 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) [2022-03-01 16:46:37,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:37,521 INFO L93 Difference]: Finished difference Result 9656 states and 26455 transitions. [2022-03-01 16:46:37,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:37,521 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 [2022-03-01 16:46:37,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:37,540 INFO L225 Difference]: With dead ends: 9656 [2022-03-01 16:46:37,540 INFO L226 Difference]: Without dead ends: 9656 [2022-03-01 16:46:37,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:37,541 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 719 mSDsluCounter, 1047 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 719 SdHoareTripleChecker+Valid, 1274 SdHoareTripleChecker+Invalid, 931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:37,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [719 Valid, 1274 Invalid, 931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:46:37,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9656 states. [2022-03-01 16:46:37,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9656 to 7282. [2022-03-01 16:46:37,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:46:37,667 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:46:37,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:37,667 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:46:37,667 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) [2022-03-01 16:46:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:46:37,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:37,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:37,674 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:37,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-01 16:46:37,674 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)] === [2022-03-01 16:46:37,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:37,674 INFO L85 PathProgramCache]: Analyzing trace with hash -148187004, now seen corresponding path program 61 times [2022-03-01 16:46:37,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:37,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953759148] [2022-03-01 16:46:37,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:37,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:37,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:38,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:38,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953759148] [2022-03-01 16:46:38,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953759148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:38,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:38,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:38,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944195185] [2022-03-01 16:46:38,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:38,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:38,408 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:38,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:38,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:38,408 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:46:39,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:39,629 INFO L93 Difference]: Finished difference Result 9474 states and 25964 transitions. [2022-03-01 16:46:39,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:39,629 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 [2022-03-01 16:46:39,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:39,645 INFO L225 Difference]: With dead ends: 9474 [2022-03-01 16:46:39,645 INFO L226 Difference]: Without dead ends: 9474 [2022-03-01 16:46:39,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:39,645 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 613 mSDsluCounter, 1014 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 613 SdHoareTripleChecker+Valid, 1231 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:39,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [613 Valid, 1231 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:46:39,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9474 states. [2022-03-01 16:46:39,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9474 to 7324. [2022-03-01 16:46:39,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7324 states, 7322 states have (on average 2.792133296913412) internal successors, (20444), 7323 states have internal predecessors, (20444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7324 states to 7324 states and 20444 transitions. [2022-03-01 16:46:39,772 INFO L78 Accepts]: Start accepts. Automaton has 7324 states and 20444 transitions. Word has length 100 [2022-03-01 16:46:39,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:39,772 INFO L470 AbstractCegarLoop]: Abstraction has 7324 states and 20444 transitions. [2022-03-01 16:46:39,772 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) [2022-03-01 16:46:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7324 states and 20444 transitions. [2022-03-01 16:46:39,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:39,779 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:39,779 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:39,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-01 16:46:39,779 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)] === [2022-03-01 16:46:39,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:39,779 INFO L85 PathProgramCache]: Analyzing trace with hash 1488690200, now seen corresponding path program 62 times [2022-03-01 16:46:39,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:39,780 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402008678] [2022-03-01 16:46:39,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:39,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:41,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:41,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402008678] [2022-03-01 16:46:41,250 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402008678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:41,250 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:41,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:41,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382285907] [2022-03-01 16:46:41,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:41,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:41,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:41,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:41,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:41,251 INFO L87 Difference]: Start difference. First operand 7324 states and 20444 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) [2022-03-01 16:46:42,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:42,670 INFO L93 Difference]: Finished difference Result 9768 states and 26800 transitions. [2022-03-01 16:46:42,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:42,670 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 [2022-03-01 16:46:42,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:42,687 INFO L225 Difference]: With dead ends: 9768 [2022-03-01 16:46:42,687 INFO L226 Difference]: Without dead ends: 9768 [2022-03-01 16:46:42,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:42,688 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 612 mSDsluCounter, 1263 mSDsCounter, 0 mSdLazyCounter, 936 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1491 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 936 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:42,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1491 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 936 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:42,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9768 states. [2022-03-01 16:46:42,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9768 to 7303. [2022-03-01 16:46:42,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7303 states, 7301 states have (on average 2.7916723736474456) internal successors, (20382), 7302 states have internal predecessors, (20382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7303 states to 7303 states and 20382 transitions. [2022-03-01 16:46:42,821 INFO L78 Accepts]: Start accepts. Automaton has 7303 states and 20382 transitions. Word has length 100 [2022-03-01 16:46:42,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:42,821 INFO L470 AbstractCegarLoop]: Abstraction has 7303 states and 20382 transitions. [2022-03-01 16:46:42,821 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) [2022-03-01 16:46:42,821 INFO L276 IsEmpty]: Start isEmpty. Operand 7303 states and 20382 transitions. [2022-03-01 16:46:42,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:42,827 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:42,828 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] [2022-03-01 16:46:42,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-01 16:46:42,828 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)] === [2022-03-01 16:46:42,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:42,828 INFO L85 PathProgramCache]: Analyzing trace with hash 485429052, now seen corresponding path program 63 times [2022-03-01 16:46:42,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:42,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183727503] [2022-03-01 16:46:42,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:42,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:44,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:44,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:44,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183727503] [2022-03-01 16:46:44,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183727503] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:44,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:44,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:44,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348498002] [2022-03-01 16:46:44,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:44,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:44,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:44,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:44,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:44,199 INFO L87 Difference]: Start difference. First operand 7303 states and 20382 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) [2022-03-01 16:46:45,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:45,775 INFO L93 Difference]: Finished difference Result 9887 states and 27115 transitions. [2022-03-01 16:46:45,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:45,775 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 [2022-03-01 16:46:45,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:45,790 INFO L225 Difference]: With dead ends: 9887 [2022-03-01 16:46:45,791 INFO L226 Difference]: Without dead ends: 9887 [2022-03-01 16:46:45,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:45,791 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 599 mSDsluCounter, 1349 mSDsCounter, 0 mSdLazyCounter, 1020 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 1133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:45,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 1579 Invalid, 1133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1020 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:46:45,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9887 states. [2022-03-01 16:46:45,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9887 to 7240. [2022-03-01 16:46:45,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7240 states, 7238 states have (on average 2.790273556231003) internal successors, (20196), 7239 states have internal predecessors, (20196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:45,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7240 states to 7240 states and 20196 transitions. [2022-03-01 16:46:45,906 INFO L78 Accepts]: Start accepts. Automaton has 7240 states and 20196 transitions. Word has length 100 [2022-03-01 16:46:45,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:45,906 INFO L470 AbstractCegarLoop]: Abstraction has 7240 states and 20196 transitions. [2022-03-01 16:46:45,906 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) [2022-03-01 16:46:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 7240 states and 20196 transitions. [2022-03-01 16:46:45,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:45,913 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:45,913 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, 1, 1] [2022-03-01 16:46:45,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-01 16:46:45,913 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)] === [2022-03-01 16:46:45,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:45,913 INFO L85 PathProgramCache]: Analyzing trace with hash 2048690620, now seen corresponding path program 64 times [2022-03-01 16:46:45,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:45,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205752291] [2022-03-01 16:46:45,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:45,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:45,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:46,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:46,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:46,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205752291] [2022-03-01 16:46:46,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205752291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:46,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:46,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:46,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431489007] [2022-03-01 16:46:46,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:46,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:46,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:46,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:46,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:46,667 INFO L87 Difference]: Start difference. First operand 7240 states and 20196 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) [2022-03-01 16:46:47,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:47,664 INFO L93 Difference]: Finished difference Result 9075 states and 24829 transitions. [2022-03-01 16:46:47,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:46:47,665 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 [2022-03-01 16:46:47,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:47,680 INFO L225 Difference]: With dead ends: 9075 [2022-03-01 16:46:47,680 INFO L226 Difference]: Without dead ends: 9075 [2022-03-01 16:46:47,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:46:47,680 INFO L933 BasicCegarLoop]: 209 mSDtfsCounter, 771 mSDsluCounter, 736 mSDsCounter, 0 mSdLazyCounter, 553 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:47,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 939 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 553 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:46:47,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9075 states. [2022-03-01 16:46:47,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9075 to 7219. [2022-03-01 16:46:47,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7219 states, 7217 states have (on average 2.789801856727172) internal successors, (20134), 7218 states have internal predecessors, (20134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:47,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7219 states to 7219 states and 20134 transitions. [2022-03-01 16:46:47,800 INFO L78 Accepts]: Start accepts. Automaton has 7219 states and 20134 transitions. Word has length 100 [2022-03-01 16:46:47,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:47,800 INFO L470 AbstractCegarLoop]: Abstraction has 7219 states and 20134 transitions. [2022-03-01 16:46:47,800 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) [2022-03-01 16:46:47,800 INFO L276 IsEmpty]: Start isEmpty. Operand 7219 states and 20134 transitions. [2022-03-01 16:46:47,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:47,806 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:47,806 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:47,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-01 16:46:47,806 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)] === [2022-03-01 16:46:47,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:47,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1705142466, now seen corresponding path program 65 times [2022-03-01 16:46:47,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:47,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493128383] [2022-03-01 16:46:47,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:47,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:47,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:48,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:48,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493128383] [2022-03-01 16:46:48,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493128383] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:48,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:48,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:48,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430895098] [2022-03-01 16:46:48,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:48,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:48,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:48,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:48,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:48,942 INFO L87 Difference]: Start difference. First operand 7219 states and 20134 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) [2022-03-01 16:46:50,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:50,412 INFO L93 Difference]: Finished difference Result 9551 states and 26161 transitions. [2022-03-01 16:46:50,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:50,413 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 [2022-03-01 16:46:50,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:50,429 INFO L225 Difference]: With dead ends: 9551 [2022-03-01 16:46:50,429 INFO L226 Difference]: Without dead ends: 9551 [2022-03-01 16:46:50,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:50,430 INFO L933 BasicCegarLoop]: 223 mSDtfsCounter, 590 mSDsluCounter, 1423 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 1638 SdHoareTripleChecker+Invalid, 1058 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:50,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 1638 Invalid, 1058 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:46:50,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9551 states. [2022-03-01 16:46:50,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9551 to 7261. [2022-03-01 16:46:50,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7261 states, 7259 states have (on average 2.7907425265188044) internal successors, (20258), 7260 states have internal predecessors, (20258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:50,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7261 states to 7261 states and 20258 transitions. [2022-03-01 16:46:50,558 INFO L78 Accepts]: Start accepts. Automaton has 7261 states and 20258 transitions. Word has length 100 [2022-03-01 16:46:50,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:50,558 INFO L470 AbstractCegarLoop]: Abstraction has 7261 states and 20258 transitions. [2022-03-01 16:46:50,558 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) [2022-03-01 16:46:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 7261 states and 20258 transitions. [2022-03-01 16:46:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:50,565 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:50,565 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:50,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-01 16:46:50,565 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)] === [2022-03-01 16:46:50,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:50,565 INFO L85 PathProgramCache]: Analyzing trace with hash -1976893468, now seen corresponding path program 66 times [2022-03-01 16:46:50,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:50,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751505866] [2022-03-01 16:46:50,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:50,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:51,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:51,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751505866] [2022-03-01 16:46:51,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751505866] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:51,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:51,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:51,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908566636] [2022-03-01 16:46:51,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:51,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:51,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:51,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:51,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:51,973 INFO L87 Difference]: Start difference. First operand 7261 states and 20258 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) [2022-03-01 16:46:53,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:53,414 INFO L93 Difference]: Finished difference Result 9474 states and 25948 transitions. [2022-03-01 16:46:53,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:46:53,414 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 [2022-03-01 16:46:53,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:53,430 INFO L225 Difference]: With dead ends: 9474 [2022-03-01 16:46:53,430 INFO L226 Difference]: Without dead ends: 9474 [2022-03-01 16:46:53,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:46:53,431 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 639 mSDsluCounter, 1154 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 639 SdHoareTripleChecker+Valid, 1379 SdHoareTripleChecker+Invalid, 962 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:53,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [639 Valid, 1379 Invalid, 962 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 850 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:53,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9474 states. [2022-03-01 16:46:53,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9474 to 7282. [2022-03-01 16:46:53,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7280 states have (on average 2.791208791208791) internal successors, (20320), 7281 states have internal predecessors, (20320), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:53,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 20320 transitions. [2022-03-01 16:46:53,563 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 20320 transitions. Word has length 100 [2022-03-01 16:46:53,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:53,563 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 20320 transitions. [2022-03-01 16:46:53,563 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) [2022-03-01 16:46:53,563 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 20320 transitions. [2022-03-01 16:46:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:53,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:53,570 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] [2022-03-01 16:46:53,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-01 16:46:53,570 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)] === [2022-03-01 16:46:53,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:53,570 INFO L85 PathProgramCache]: Analyzing trace with hash -340016264, now seen corresponding path program 67 times [2022-03-01 16:46:53,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:53,571 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853881486] [2022-03-01 16:46:53,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:53,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:53,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:55,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:55,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853881486] [2022-03-01 16:46:55,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853881486] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:55,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:55,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:55,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038517266] [2022-03-01 16:46:55,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:55,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:55,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:55,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:55,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:55,439 INFO L87 Difference]: Start difference. First operand 7282 states and 20320 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) [2022-03-01 16:46:56,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:56,971 INFO L93 Difference]: Finished difference Result 9432 states and 25851 transitions. [2022-03-01 16:46:56,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:46:56,971 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 [2022-03-01 16:46:56,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:56,987 INFO L225 Difference]: With dead ends: 9432 [2022-03-01 16:46:56,987 INFO L226 Difference]: Without dead ends: 9432 [2022-03-01 16:46:56,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:46:56,987 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 638 mSDsluCounter, 1320 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:56,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [638 Valid, 1555 Invalid, 1040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:46:57,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9432 states. [2022-03-01 16:46:57,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9432 to 7177. [2022-03-01 16:46:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7177 states, 7175 states have (on average 2.788850174216028) internal successors, (20010), 7176 states have internal predecessors, (20010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7177 states to 7177 states and 20010 transitions. [2022-03-01 16:46:57,211 INFO L78 Accepts]: Start accepts. Automaton has 7177 states and 20010 transitions. Word has length 100 [2022-03-01 16:46:57,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:57,212 INFO L470 AbstractCegarLoop]: Abstraction has 7177 states and 20010 transitions. [2022-03-01 16:46:57,212 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) [2022-03-01 16:46:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 7177 states and 20010 transitions. [2022-03-01 16:46:57,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:57,218 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:57,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:46:57,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-01 16:46:57,218 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)] === [2022-03-01 16:46:57,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:57,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1641849892, now seen corresponding path program 68 times [2022-03-01 16:46:57,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:57,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003701083] [2022-03-01 16:46:57,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:57,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:57,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:57,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003701083] [2022-03-01 16:46:57,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003701083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:57,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:57,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:57,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990605073] [2022-03-01 16:46:57,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:57,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:57,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:57,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:57,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:57,906 INFO L87 Difference]: Start difference. First operand 7177 states and 20010 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) [2022-03-01 16:46:58,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:46:58,982 INFO L93 Difference]: Finished difference Result 8564 states and 23349 transitions. [2022-03-01 16:46:58,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:46:58,982 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 [2022-03-01 16:46:58,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:46:58,996 INFO L225 Difference]: With dead ends: 8564 [2022-03-01 16:46:58,996 INFO L226 Difference]: Without dead ends: 8564 [2022-03-01 16:46:58,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:46:58,996 INFO L933 BasicCegarLoop]: 212 mSDtfsCounter, 588 mSDsluCounter, 1092 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 588 SdHoareTripleChecker+Valid, 1297 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:46:58,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [588 Valid, 1297 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:46:59,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8564 states. [2022-03-01 16:46:59,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8564 to 7135. [2022-03-01 16:46:59,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7135 states, 7133 states have (on average 2.7878872844525446) internal successors, (19886), 7134 states have internal predecessors, (19886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:46:59,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7135 states to 7135 states and 19886 transitions. [2022-03-01 16:46:59,108 INFO L78 Accepts]: Start accepts. Automaton has 7135 states and 19886 transitions. Word has length 100 [2022-03-01 16:46:59,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:46:59,108 INFO L470 AbstractCegarLoop]: Abstraction has 7135 states and 19886 transitions. [2022-03-01 16:46:59,108 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) [2022-03-01 16:46:59,108 INFO L276 IsEmpty]: Start isEmpty. Operand 7135 states and 19886 transitions. [2022-03-01 16:46:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:46:59,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:46:59,114 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] [2022-03-01 16:46:59,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-01 16:46:59,114 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)] === [2022-03-01 16:46:59,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:46:59,114 INFO L85 PathProgramCache]: Analyzing trace with hash 100733166, now seen corresponding path program 69 times [2022-03-01 16:46:59,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:46:59,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700563229] [2022-03-01 16:46:59,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:46:59,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:46:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:46:59,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:46:59,789 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:46:59,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700563229] [2022-03-01 16:46:59,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700563229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:46:59,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:46:59,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:46:59,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454487565] [2022-03-01 16:46:59,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:46:59,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:46:59,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:46:59,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:46:59,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:46:59,790 INFO L87 Difference]: Start difference. First operand 7135 states and 19886 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) [2022-03-01 16:47:01,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:01,098 INFO L93 Difference]: Finished difference Result 8921 states and 24344 transitions. [2022-03-01 16:47:01,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:01,098 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 [2022-03-01 16:47:01,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:01,112 INFO L225 Difference]: With dead ends: 8921 [2022-03-01 16:47:01,113 INFO L226 Difference]: Without dead ends: 8921 [2022-03-01 16:47:01,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:01,113 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 587 mSDsluCounter, 1232 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1445 SdHoareTripleChecker+Invalid, 969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:01,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1445 Invalid, 969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:01,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8921 states. [2022-03-01 16:47:01,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8921 to 7156. [2022-03-01 16:47:01,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7156 states, 7154 states have (on average 2.788370142577579) internal successors, (19948), 7155 states have internal predecessors, (19948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:01,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7156 states to 7156 states and 19948 transitions. [2022-03-01 16:47:01,231 INFO L78 Accepts]: Start accepts. Automaton has 7156 states and 19948 transitions. Word has length 100 [2022-03-01 16:47:01,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:01,231 INFO L470 AbstractCegarLoop]: Abstraction has 7156 states and 19948 transitions. [2022-03-01 16:47:01,231 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) [2022-03-01 16:47:01,231 INFO L276 IsEmpty]: Start isEmpty. Operand 7156 states and 19948 transitions. [2022-03-01 16:47:01,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:01,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:01,237 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:01,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-01 16:47:01,237 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)] === [2022-03-01 16:47:01,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:01,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1737610370, now seen corresponding path program 70 times [2022-03-01 16:47:01,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:01,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169536264] [2022-03-01 16:47:01,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:01,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:02,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:02,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:02,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169536264] [2022-03-01 16:47:02,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169536264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:02,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:02,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:02,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136186093] [2022-03-01 16:47:02,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:02,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:02,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:02,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:02,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:02,494 INFO L87 Difference]: Start difference. First operand 7156 states and 19948 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) [2022-03-01 16:47:03,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:03,961 INFO L93 Difference]: Finished difference Result 8879 states and 24247 transitions. [2022-03-01 16:47:03,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:03,961 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 [2022-03-01 16:47:03,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:03,976 INFO L225 Difference]: With dead ends: 8879 [2022-03-01 16:47:03,976 INFO L226 Difference]: Without dead ends: 8879 [2022-03-01 16:47:03,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:03,976 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 616 mSDsluCounter, 1178 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 616 SdHoareTripleChecker+Valid, 1403 SdHoareTripleChecker+Invalid, 993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:03,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [616 Valid, 1403 Invalid, 993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 878 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:47:03,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8879 states. [2022-03-01 16:47:04,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8879 to 7093. [2022-03-01 16:47:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7093 states, 7091 states have (on average 2.786912988295022) internal successors, (19762), 7092 states have internal predecessors, (19762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7093 states to 7093 states and 19762 transitions. [2022-03-01 16:47:04,097 INFO L78 Accepts]: Start accepts. Automaton has 7093 states and 19762 transitions. Word has length 100 [2022-03-01 16:47:04,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:04,097 INFO L470 AbstractCegarLoop]: Abstraction has 7093 states and 19762 transitions. [2022-03-01 16:47:04,097 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) [2022-03-01 16:47:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 7093 states and 19762 transitions. [2022-03-01 16:47:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:04,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:04,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:04,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-01 16:47:04,104 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)] === [2022-03-01 16:47:04,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:04,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1748434988, now seen corresponding path program 71 times [2022-03-01 16:47:04,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:04,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997006111] [2022-03-01 16:47:04,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:04,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:05,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:05,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:05,272 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997006111] [2022-03-01 16:47:05,272 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997006111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:05,272 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:05,272 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:05,272 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527601012] [2022-03-01 16:47:05,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:05,272 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:05,272 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:05,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:05,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:05,273 INFO L87 Difference]: Start difference. First operand 7093 states and 19762 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) [2022-03-01 16:47:06,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:06,314 INFO L93 Difference]: Finished difference Result 9005 states and 24608 transitions. [2022-03-01 16:47:06,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:06,314 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 [2022-03-01 16:47:06,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:06,327 INFO L225 Difference]: With dead ends: 9005 [2022-03-01 16:47:06,328 INFO L226 Difference]: Without dead ends: 9005 [2022-03-01 16:47:06,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:06,328 INFO L933 BasicCegarLoop]: 221 mSDtfsCounter, 628 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 628 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:06,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [628 Valid, 1075 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:47:06,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9005 states. [2022-03-01 16:47:06,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9005 to 7135. [2022-03-01 16:47:06,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7135 states, 7133 states have (on average 2.7878872844525446) internal successors, (19886), 7134 states have internal predecessors, (19886), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7135 states to 7135 states and 19886 transitions. [2022-03-01 16:47:06,425 INFO L78 Accepts]: Start accepts. Automaton has 7135 states and 19886 transitions. Word has length 100 [2022-03-01 16:47:06,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:06,425 INFO L470 AbstractCegarLoop]: Abstraction has 7135 states and 19886 transitions. [2022-03-01 16:47:06,426 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) [2022-03-01 16:47:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 7135 states and 19886 transitions. [2022-03-01 16:47:06,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:06,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:06,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:06,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-01 16:47:06,431 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)] === [2022-03-01 16:47:06,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:06,431 INFO L85 PathProgramCache]: Analyzing trace with hash -909655104, now seen corresponding path program 72 times [2022-03-01 16:47:06,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:06,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899137013] [2022-03-01 16:47:06,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:06,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:08,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:08,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:08,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899137013] [2022-03-01 16:47:08,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899137013] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:08,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:08,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:08,179 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1169270986] [2022-03-01 16:47:08,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:08,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:08,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:08,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:08,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:08,179 INFO L87 Difference]: Start difference. First operand 7135 states and 19886 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) [2022-03-01 16:47:09,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:09,590 INFO L93 Difference]: Finished difference Result 9299 states and 25444 transitions. [2022-03-01 16:47:09,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:09,590 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 [2022-03-01 16:47:09,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:09,606 INFO L225 Difference]: With dead ends: 9299 [2022-03-01 16:47:09,607 INFO L226 Difference]: Without dead ends: 9299 [2022-03-01 16:47:09,607 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:09,607 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 708 mSDsluCounter, 1262 mSDsCounter, 0 mSdLazyCounter, 963 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 708 SdHoareTripleChecker+Valid, 1486 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:09,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [708 Valid, 1486 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 963 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:47:09,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9299 states. [2022-03-01 16:47:09,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9299 to 7114. [2022-03-01 16:47:09,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7114 states, 7112 states have (on average 2.7874015748031495) internal successors, (19824), 7113 states have internal predecessors, (19824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7114 states to 7114 states and 19824 transitions. [2022-03-01 16:47:09,740 INFO L78 Accepts]: Start accepts. Automaton has 7114 states and 19824 transitions. Word has length 100 [2022-03-01 16:47:09,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:09,740 INFO L470 AbstractCegarLoop]: Abstraction has 7114 states and 19824 transitions. [2022-03-01 16:47:09,740 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) [2022-03-01 16:47:09,740 INFO L276 IsEmpty]: Start isEmpty. Operand 7114 states and 19824 transitions. [2022-03-01 16:47:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:09,747 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:09,747 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:09,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-01 16:47:09,747 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)] === [2022-03-01 16:47:09,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:09,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1912916252, now seen corresponding path program 73 times [2022-03-01 16:47:09,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:09,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929434266] [2022-03-01 16:47:09,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:09,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:10,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:10,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:10,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929434266] [2022-03-01 16:47:10,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929434266] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:10,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:10,804 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:10,804 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372002746] [2022-03-01 16:47:10,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:10,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:10,804 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:10,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:10,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:10,805 INFO L87 Difference]: Start difference. First operand 7114 states and 19824 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) [2022-03-01 16:47:12,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:12,161 INFO L93 Difference]: Finished difference Result 9194 states and 25145 transitions. [2022-03-01 16:47:12,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:12,162 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 [2022-03-01 16:47:12,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:12,176 INFO L225 Difference]: With dead ends: 9194 [2022-03-01 16:47:12,177 INFO L226 Difference]: Without dead ends: 9194 [2022-03-01 16:47:12,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:12,177 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 591 mSDsluCounter, 1125 mSDsCounter, 0 mSdLazyCounter, 896 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 1352 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:12,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [591 Valid, 1352 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 896 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:12,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9194 states. [2022-03-01 16:47:12,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9194 to 7051. [2022-03-01 16:47:12,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7051 states, 7049 states have (on average 2.7859270818555824) internal successors, (19638), 7050 states have internal predecessors, (19638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:12,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7051 states to 7051 states and 19638 transitions. [2022-03-01 16:47:12,298 INFO L78 Accepts]: Start accepts. Automaton has 7051 states and 19638 transitions. Word has length 100 [2022-03-01 16:47:12,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:12,298 INFO L470 AbstractCegarLoop]: Abstraction has 7051 states and 19638 transitions. [2022-03-01 16:47:12,299 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) [2022-03-01 16:47:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 7051 states and 19638 transitions. [2022-03-01 16:47:12,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:12,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:12,305 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:12,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-01 16:47:12,305 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)] === [2022-03-01 16:47:12,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:12,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1417194254, now seen corresponding path program 74 times [2022-03-01 16:47:12,306 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:12,306 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676843535] [2022-03-01 16:47:12,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:12,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:13,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:13,330 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:13,330 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676843535] [2022-03-01 16:47:13,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676843535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:13,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:13,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:13,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337274872] [2022-03-01 16:47:13,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:13,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:13,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:13,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:13,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:13,330 INFO L87 Difference]: Start difference. First operand 7051 states and 19638 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) [2022-03-01 16:47:14,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:14,458 INFO L93 Difference]: Finished difference Result 8403 states and 22888 transitions. [2022-03-01 16:47:14,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:14,458 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 [2022-03-01 16:47:14,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:14,472 INFO L225 Difference]: With dead ends: 8403 [2022-03-01 16:47:14,473 INFO L226 Difference]: Without dead ends: 8403 [2022-03-01 16:47:14,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:14,473 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 770 mSDsluCounter, 902 mSDsCounter, 0 mSdLazyCounter, 734 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 1115 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:14,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [770 Valid, 1115 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 734 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:47:14,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8403 states. [2022-03-01 16:47:14,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8403 to 7030. [2022-03-01 16:47:14,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7030 states, 7028 states have (on average 2.7854297097324987) internal successors, (19576), 7029 states have internal predecessors, (19576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:14,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7030 states to 7030 states and 19576 transitions. [2022-03-01 16:47:14,594 INFO L78 Accepts]: Start accepts. Automaton has 7030 states and 19576 transitions. Word has length 100 [2022-03-01 16:47:14,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:14,595 INFO L470 AbstractCegarLoop]: Abstraction has 7030 states and 19576 transitions. [2022-03-01 16:47:14,595 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) [2022-03-01 16:47:14,595 INFO L276 IsEmpty]: Start isEmpty. Operand 7030 states and 19576 transitions. [2022-03-01 16:47:14,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:14,601 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:14,601 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:14,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-01 16:47:14,601 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)] === [2022-03-01 16:47:14,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:14,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1240895838, now seen corresponding path program 75 times [2022-03-01 16:47:14,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:14,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505575211] [2022-03-01 16:47:14,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:14,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:14,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:15,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:15,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:15,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505575211] [2022-03-01 16:47:15,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505575211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:15,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:15,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:15,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600112032] [2022-03-01 16:47:15,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:15,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:15,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:15,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:15,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:15,997 INFO L87 Difference]: Start difference. First operand 7030 states and 19576 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) [2022-03-01 16:47:17,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:17,316 INFO L93 Difference]: Finished difference Result 8697 states and 23724 transitions. [2022-03-01 16:47:17,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:17,317 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 [2022-03-01 16:47:17,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:17,330 INFO L225 Difference]: With dead ends: 8697 [2022-03-01 16:47:17,330 INFO L226 Difference]: Without dead ends: 8697 [2022-03-01 16:47:17,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:17,330 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 763 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 763 SdHoareTripleChecker+Valid, 1316 SdHoareTripleChecker+Invalid, 1001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:17,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [763 Valid, 1316 Invalid, 1001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:17,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8697 states. [2022-03-01 16:47:17,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8697 to 7009. [2022-03-01 16:47:17,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7009 states, 7007 states have (on average 2.7849293563579276) internal successors, (19514), 7008 states have internal predecessors, (19514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:17,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7009 states to 7009 states and 19514 transitions. [2022-03-01 16:47:17,442 INFO L78 Accepts]: Start accepts. Automaton has 7009 states and 19514 transitions. Word has length 100 [2022-03-01 16:47:17,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:17,442 INFO L470 AbstractCegarLoop]: Abstraction has 7009 states and 19514 transitions. [2022-03-01 16:47:17,442 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) [2022-03-01 16:47:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 7009 states and 19514 transitions. [2022-03-01 16:47:17,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:17,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:17,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:17,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-01 16:47:17,448 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)] === [2022-03-01 16:47:17,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:17,449 INFO L85 PathProgramCache]: Analyzing trace with hash 2050810310, now seen corresponding path program 76 times [2022-03-01 16:47:17,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:17,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674213550] [2022-03-01 16:47:17,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:17,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:17,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:19,513 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:19,513 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674213550] [2022-03-01 16:47:19,513 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674213550] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:19,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:19,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:19,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013656528] [2022-03-01 16:47:19,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:19,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:19,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:19,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:19,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:19,514 INFO L87 Difference]: Start difference. First operand 7009 states and 19514 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) [2022-03-01 16:47:21,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:21,071 INFO L93 Difference]: Finished difference Result 8991 states and 24560 transitions. [2022-03-01 16:47:21,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:21,071 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 [2022-03-01 16:47:21,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:21,087 INFO L225 Difference]: With dead ends: 8991 [2022-03-01 16:47:21,087 INFO L226 Difference]: Without dead ends: 8991 [2022-03-01 16:47:21,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:21,087 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 631 mSDsluCounter, 1190 mSDsCounter, 0 mSdLazyCounter, 897 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 1415 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:21,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 1415 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 897 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:47:21,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8991 states. [2022-03-01 16:47:21,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8991 to 6988. [2022-03-01 16:47:21,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6988 states, 6986 states have (on average 2.7844259948468366) internal successors, (19452), 6987 states have internal predecessors, (19452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6988 states to 6988 states and 19452 transitions. [2022-03-01 16:47:21,216 INFO L78 Accepts]: Start accepts. Automaton has 6988 states and 19452 transitions. Word has length 100 [2022-03-01 16:47:21,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:21,216 INFO L470 AbstractCegarLoop]: Abstraction has 6988 states and 19452 transitions. [2022-03-01 16:47:21,216 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) [2022-03-01 16:47:21,216 INFO L276 IsEmpty]: Start isEmpty. Operand 6988 states and 19452 transitions. [2022-03-01 16:47:21,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:21,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:21,222 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] [2022-03-01 16:47:21,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-01 16:47:21,222 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)] === [2022-03-01 16:47:21,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:21,223 INFO L85 PathProgramCache]: Analyzing trace with hash 489759096, now seen corresponding path program 77 times [2022-03-01 16:47:21,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:21,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842473657] [2022-03-01 16:47:21,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:21,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:22,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:22,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:22,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842473657] [2022-03-01 16:47:22,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842473657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:22,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:22,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:22,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065264055] [2022-03-01 16:47:22,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:22,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:22,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:22,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:22,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:22,267 INFO L87 Difference]: Start difference. First operand 6988 states and 19452 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) [2022-03-01 16:47:23,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:23,662 INFO L93 Difference]: Finished difference Result 8815 states and 24027 transitions. [2022-03-01 16:47:23,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:23,662 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 [2022-03-01 16:47:23,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:23,676 INFO L225 Difference]: With dead ends: 8815 [2022-03-01 16:47:23,676 INFO L226 Difference]: Without dead ends: 8815 [2022-03-01 16:47:23,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:23,676 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 661 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 769 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 661 SdHoareTripleChecker+Valid, 1175 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 769 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:23,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [661 Valid, 1175 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 769 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:47:23,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8815 states. [2022-03-01 16:47:23,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8815 to 6476. [2022-03-01 16:47:23,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 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) [2022-03-01 16:47:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-01 16:47:23,795 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-01 16:47:23,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:23,795 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-01 16:47:23,796 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) [2022-03-01 16:47:23,796 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-01 16:47:23,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:23,801 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:23,802 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:23,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-01 16:47:23,802 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)] === [2022-03-01 16:47:23,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:23,802 INFO L85 PathProgramCache]: Analyzing trace with hash -1061183396, now seen corresponding path program 51 times [2022-03-01 16:47:23,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:23,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389343680] [2022-03-01 16:47:23,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:23,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:23,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:24,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:24,485 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:24,485 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389343680] [2022-03-01 16:47:24,485 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389343680] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:24,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:24,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:24,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484337056] [2022-03-01 16:47:24,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:24,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:24,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:24,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:24,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:24,486 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 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) [2022-03-01 16:47:25,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:25,650 INFO L93 Difference]: Finished difference Result 8282 states and 22350 transitions. [2022-03-01 16:47:25,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:25,651 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 [2022-03-01 16:47:25,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:25,664 INFO L225 Difference]: With dead ends: 8282 [2022-03-01 16:47:25,664 INFO L226 Difference]: Without dead ends: 8282 [2022-03-01 16:47:25,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:25,665 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 629 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 829 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 1398 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:25,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 1398 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 829 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:25,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-03-01 16:47:25,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 6532. [2022-03-01 16:47:25,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:25,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-01 16:47:25,776 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-01 16:47:25,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:25,776 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-01 16:47:25,776 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) [2022-03-01 16:47:25,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-01 16:47:25,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:25,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:25,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:25,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-01 16:47:25,783 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)] === [2022-03-01 16:47:25,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:25,783 INFO L85 PathProgramCache]: Analyzing trace with hash 723005254, now seen corresponding path program 52 times [2022-03-01 16:47:25,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:25,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614976511] [2022-03-01 16:47:25,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:25,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:26,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:26,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614976511] [2022-03-01 16:47:26,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614976511] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:26,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:26,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:26,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460695729] [2022-03-01 16:47:26,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:26,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:26,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:26,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:26,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:26,602 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 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) [2022-03-01 16:47:27,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:27,896 INFO L93 Difference]: Finished difference Result 8592 states and 23174 transitions. [2022-03-01 16:47:27,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:27,897 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 [2022-03-01 16:47:27,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:27,910 INFO L225 Difference]: With dead ends: 8592 [2022-03-01 16:47:27,911 INFO L226 Difference]: Without dead ends: 8592 [2022-03-01 16:47:27,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:27,911 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 726 mSDsluCounter, 1231 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 726 SdHoareTripleChecker+Valid, 1458 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:27,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [726 Valid, 1458 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 911 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:27,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8592 states. [2022-03-01 16:47:28,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8592 to 6546. [2022-03-01 16:47:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6546 states, 6544 states have (on average 2.7764364303178484) internal successors, (18169), 6545 states have internal predecessors, (18169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:28,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6546 states to 6546 states and 18169 transitions. [2022-03-01 16:47:28,024 INFO L78 Accepts]: Start accepts. Automaton has 6546 states and 18169 transitions. Word has length 100 [2022-03-01 16:47:28,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:28,025 INFO L470 AbstractCegarLoop]: Abstraction has 6546 states and 18169 transitions. [2022-03-01 16:47:28,025 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) [2022-03-01 16:47:28,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6546 states and 18169 transitions. [2022-03-01 16:47:28,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:28,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:28,031 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] [2022-03-01 16:47:28,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-01 16:47:28,031 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)] === [2022-03-01 16:47:28,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:28,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1135080262, now seen corresponding path program 53 times [2022-03-01 16:47:28,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:28,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285111508] [2022-03-01 16:47:28,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:28,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:29,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:29,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:29,287 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285111508] [2022-03-01 16:47:29,287 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285111508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:29,287 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:29,287 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:29,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860499652] [2022-03-01 16:47:29,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:29,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:29,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:29,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:29,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:29,287 INFO L87 Difference]: Start difference. First operand 6546 states and 18169 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) [2022-03-01 16:47:30,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:30,875 INFO L93 Difference]: Finished difference Result 8548 states and 23101 transitions. [2022-03-01 16:47:30,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:30,875 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 [2022-03-01 16:47:30,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:30,888 INFO L225 Difference]: With dead ends: 8548 [2022-03-01 16:47:30,888 INFO L226 Difference]: Without dead ends: 8548 [2022-03-01 16:47:30,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:30,889 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 644 mSDsluCounter, 1367 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 1102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:30,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1601 Invalid, 1102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 985 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:47:30,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8548 states. [2022-03-01 16:47:30,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8548 to 6504. [2022-03-01 16:47:30,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:30,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-01 16:47:30,993 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-01 16:47:30,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:30,993 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-01 16:47:30,993 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) [2022-03-01 16:47:30,993 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-01 16:47:30,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:30,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:30,999 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:30,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-01 16:47:30,999 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)] === [2022-03-01 16:47:30,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:30,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1919008668, now seen corresponding path program 54 times [2022-03-01 16:47:30,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:30,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110509354] [2022-03-01 16:47:30,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:30,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:31,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:31,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:31,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110509354] [2022-03-01 16:47:31,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110509354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:31,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:31,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:31,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321482298] [2022-03-01 16:47:31,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:31,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:31,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:31,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:31,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:31,782 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 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) [2022-03-01 16:47:33,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:33,047 INFO L93 Difference]: Finished difference Result 8356 states and 22590 transitions. [2022-03-01 16:47:33,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:33,048 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 [2022-03-01 16:47:33,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:33,061 INFO L225 Difference]: With dead ends: 8356 [2022-03-01 16:47:33,061 INFO L226 Difference]: Without dead ends: 8356 [2022-03-01 16:47:33,061 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:33,061 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 738 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 837 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 1320 SdHoareTripleChecker+Invalid, 957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 837 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:33,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [738 Valid, 1320 Invalid, 957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 837 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:33,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8356 states. [2022-03-01 16:47:33,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8356 to 6532. [2022-03-01 16:47:33,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6532 states, 6530 states have (on average 2.7761102603369068) internal successors, (18128), 6531 states have internal predecessors, (18128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:33,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6532 states to 6532 states and 18128 transitions. [2022-03-01 16:47:33,168 INFO L78 Accepts]: Start accepts. Automaton has 6532 states and 18128 transitions. Word has length 100 [2022-03-01 16:47:33,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:33,168 INFO L470 AbstractCegarLoop]: Abstraction has 6532 states and 18128 transitions. [2022-03-01 16:47:33,168 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) [2022-03-01 16:47:33,168 INFO L276 IsEmpty]: Start isEmpty. Operand 6532 states and 18128 transitions. [2022-03-01 16:47:33,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:33,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:33,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:33,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-01 16:47:33,174 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)] === [2022-03-01 16:47:33,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:33,174 INFO L85 PathProgramCache]: Analyzing trace with hash 517873112, now seen corresponding path program 55 times [2022-03-01 16:47:33,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:33,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088174185] [2022-03-01 16:47:33,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:33,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:34,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:34,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088174185] [2022-03-01 16:47:34,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088174185] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:34,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:34,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:34,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659328042] [2022-03-01 16:47:34,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:34,177 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:34,177 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:34,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:34,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:34,177 INFO L87 Difference]: Start difference. First operand 6532 states and 18128 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) [2022-03-01 16:47:35,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:35,964 INFO L93 Difference]: Finished difference Result 8608 states and 23300 transitions. [2022-03-01 16:47:35,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:35,965 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 [2022-03-01 16:47:35,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:35,978 INFO L225 Difference]: With dead ends: 8608 [2022-03-01 16:47:35,978 INFO L226 Difference]: Without dead ends: 8608 [2022-03-01 16:47:35,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:35,978 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 684 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 684 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 1340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:35,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [684 Valid, 1894 Invalid, 1340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:35,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8608 states. [2022-03-01 16:47:36,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8608 to 6518. [2022-03-01 16:47:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6518 states, 6516 states have (on average 2.7757826887661143) internal successors, (18087), 6517 states have internal predecessors, (18087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:36,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6518 states to 6518 states and 18087 transitions. [2022-03-01 16:47:36,085 INFO L78 Accepts]: Start accepts. Automaton has 6518 states and 18087 transitions. Word has length 100 [2022-03-01 16:47:36,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:36,085 INFO L470 AbstractCegarLoop]: Abstraction has 6518 states and 18087 transitions. [2022-03-01 16:47:36,085 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) [2022-03-01 16:47:36,085 INFO L276 IsEmpty]: Start isEmpty. Operand 6518 states and 18087 transitions. [2022-03-01 16:47:36,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:36,091 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:36,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:36,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-01 16:47:36,091 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)] === [2022-03-01 16:47:36,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:36,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1455049956, now seen corresponding path program 56 times [2022-03-01 16:47:36,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:36,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518885495] [2022-03-01 16:47:36,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:36,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:37,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:37,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518885495] [2022-03-01 16:47:37,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518885495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:37,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:37,690 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:37,690 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579065877] [2022-03-01 16:47:37,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:37,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:37,690 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:37,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:37,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:37,690 INFO L87 Difference]: Start difference. First operand 6518 states and 18087 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) [2022-03-01 16:47:39,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:39,338 INFO L93 Difference]: Finished difference Result 8774 states and 23786 transitions. [2022-03-01 16:47:39,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:39,338 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 [2022-03-01 16:47:39,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:39,351 INFO L225 Difference]: With dead ends: 8774 [2022-03-01 16:47:39,351 INFO L226 Difference]: Without dead ends: 8774 [2022-03-01 16:47:39,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:39,351 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 620 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1040 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 1160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:39,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [620 Valid, 1653 Invalid, 1160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1040 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:47:39,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8774 states. [2022-03-01 16:47:39,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8774 to 6476. [2022-03-01 16:47:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6476 states, 6474 states have (on average 2.7747914735866543) internal successors, (17964), 6475 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) [2022-03-01 16:47:39,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6476 states to 6476 states and 17964 transitions. [2022-03-01 16:47:39,445 INFO L78 Accepts]: Start accepts. Automaton has 6476 states and 17964 transitions. Word has length 100 [2022-03-01 16:47:39,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:39,445 INFO L470 AbstractCegarLoop]: Abstraction has 6476 states and 17964 transitions. [2022-03-01 16:47:39,445 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) [2022-03-01 16:47:39,445 INFO L276 IsEmpty]: Start isEmpty. Operand 6476 states and 17964 transitions. [2022-03-01 16:47:39,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:39,450 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:39,450 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:39,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-01 16:47:39,450 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)] === [2022-03-01 16:47:39,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:39,450 INFO L85 PathProgramCache]: Analyzing trace with hash 159657372, now seen corresponding path program 57 times [2022-03-01 16:47:39,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:39,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442620641] [2022-03-01 16:47:39,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:39,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:40,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:40,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442620641] [2022-03-01 16:47:40,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442620641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:40,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:40,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:40,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694182629] [2022-03-01 16:47:40,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:40,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:40,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:40,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:40,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:40,788 INFO L87 Difference]: Start difference. First operand 6476 states and 17964 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) [2022-03-01 16:47:42,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:42,163 INFO L93 Difference]: Finished difference Result 8046 states and 21752 transitions. [2022-03-01 16:47:42,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-01 16:47:42,163 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 [2022-03-01 16:47:42,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:42,175 INFO L225 Difference]: With dead ends: 8046 [2022-03-01 16:47:42,176 INFO L226 Difference]: Without dead ends: 8046 [2022-03-01 16:47:42,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:47:42,176 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 595 mSDsluCounter, 1347 mSDsCounter, 0 mSdLazyCounter, 950 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 595 SdHoareTripleChecker+Valid, 1558 SdHoareTripleChecker+Invalid, 1049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 950 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:42,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [595 Valid, 1558 Invalid, 1049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 950 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:47:42,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8046 states. [2022-03-01 16:47:42,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8046 to 6462. [2022-03-01 16:47:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6462 states, 6460 states have (on average 2.7744582043343655) internal successors, (17923), 6461 states have internal predecessors, (17923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:42,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6462 states to 6462 states and 17923 transitions. [2022-03-01 16:47:42,280 INFO L78 Accepts]: Start accepts. Automaton has 6462 states and 17923 transitions. Word has length 100 [2022-03-01 16:47:42,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:42,280 INFO L470 AbstractCegarLoop]: Abstraction has 6462 states and 17923 transitions. [2022-03-01 16:47:42,280 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) [2022-03-01 16:47:42,280 INFO L276 IsEmpty]: Start isEmpty. Operand 6462 states and 17923 transitions. [2022-03-01 16:47:42,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:42,286 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:42,286 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, 1, 1] [2022-03-01 16:47:42,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-01 16:47:42,286 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)] === [2022-03-01 16:47:42,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:42,286 INFO L85 PathProgramCache]: Analyzing trace with hash -21092670, now seen corresponding path program 58 times [2022-03-01 16:47:42,286 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:42,286 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133119576] [2022-03-01 16:47:42,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:42,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:43,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:43,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133119576] [2022-03-01 16:47:43,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133119576] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:43,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:43,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:43,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580466756] [2022-03-01 16:47:43,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:43,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:43,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:43,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:43,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:43,751 INFO L87 Difference]: Start difference. First operand 6462 states and 17923 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) [2022-03-01 16:47:44,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:44,937 INFO L93 Difference]: Finished difference Result 8450 states and 22828 transitions. [2022-03-01 16:47:44,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:44,937 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 [2022-03-01 16:47:44,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:44,950 INFO L225 Difference]: With dead ends: 8450 [2022-03-01 16:47:44,950 INFO L226 Difference]: Without dead ends: 8450 [2022-03-01 16:47:44,950 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:44,951 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 719 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 719 SdHoareTripleChecker+Valid, 1152 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:44,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [719 Valid, 1152 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:47:44,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8450 states. [2022-03-01 16:47:45,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8450 to 6490. [2022-03-01 16:47:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6490 states, 6488 states have (on average 2.775123304562269) internal successors, (18005), 6489 states have internal predecessors, (18005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6490 states to 6490 states and 18005 transitions. [2022-03-01 16:47:45,055 INFO L78 Accepts]: Start accepts. Automaton has 6490 states and 18005 transitions. Word has length 100 [2022-03-01 16:47:45,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:45,055 INFO L470 AbstractCegarLoop]: Abstraction has 6490 states and 18005 transitions. [2022-03-01 16:47:45,055 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) [2022-03-01 16:47:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 6490 states and 18005 transitions. [2022-03-01 16:47:45,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:45,061 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:45,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:45,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-01 16:47:45,061 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)] === [2022-03-01 16:47:45,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:45,061 INFO L85 PathProgramCache]: Analyzing trace with hash -372571676, now seen corresponding path program 59 times [2022-03-01 16:47:45,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:45,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266337613] [2022-03-01 16:47:45,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:45,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:45,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:45,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:45,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266337613] [2022-03-01 16:47:45,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266337613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:45,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:45,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:45,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6524734] [2022-03-01 16:47:45,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:45,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:45,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:45,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:45,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:45,677 INFO L87 Difference]: Start difference. First operand 6490 states and 18005 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) [2022-03-01 16:47:46,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:46,937 INFO L93 Difference]: Finished difference Result 8384 states and 22658 transitions. [2022-03-01 16:47:46,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:46,938 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 [2022-03-01 16:47:46,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:46,951 INFO L225 Difference]: With dead ends: 8384 [2022-03-01 16:47:46,951 INFO L226 Difference]: Without dead ends: 8384 [2022-03-01 16:47:46,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:46,952 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 683 mSDsluCounter, 1352 mSDsCounter, 0 mSdLazyCounter, 955 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 1587 SdHoareTripleChecker+Invalid, 1055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:46,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [683 Valid, 1587 Invalid, 1055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 955 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:46,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8384 states. [2022-03-01 16:47:47,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8384 to 6504. [2022-03-01 16:47:47,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6504 states, 6502 states have (on average 2.77545370655183) internal successors, (18046), 6503 states have internal predecessors, (18046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:47:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6504 states to 6504 states and 18046 transitions. [2022-03-01 16:47:47,059 INFO L78 Accepts]: Start accepts. Automaton has 6504 states and 18046 transitions. Word has length 100 [2022-03-01 16:47:47,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:47,060 INFO L470 AbstractCegarLoop]: Abstraction has 6504 states and 18046 transitions. [2022-03-01 16:47:47,060 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) [2022-03-01 16:47:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 6504 states and 18046 transitions. [2022-03-01 16:47:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:47,065 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:47,065 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:47,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-01 16:47:47,066 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)] === [2022-03-01 16:47:47,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:47,066 INFO L85 PathProgramCache]: Analyzing trace with hash 2064310104, now seen corresponding path program 60 times [2022-03-01 16:47:47,066 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:47,066 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026933718] [2022-03-01 16:47:47,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:47,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:47,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:48,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:48,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:48,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026933718] [2022-03-01 16:47:48,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026933718] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:48,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:48,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:48,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206058550] [2022-03-01 16:47:48,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:48,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:48,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:48,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:48,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:48,032 INFO L87 Difference]: Start difference. First operand 6504 states and 18046 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) [2022-03-01 16:47:49,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:49,797 INFO L93 Difference]: Finished difference Result 8340 states and 22585 transitions. [2022-03-01 16:47:49,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:49,798 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 [2022-03-01 16:47:49,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:49,811 INFO L225 Difference]: With dead ends: 8340 [2022-03-01 16:47:49,811 INFO L226 Difference]: Without dead ends: 8340 [2022-03-01 16:47:49,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:49,812 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 646 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 1916 SdHoareTripleChecker+Invalid, 1312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:49,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 1916 Invalid, 1312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:47:49,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8340 states. [2022-03-01 16:47:49,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8340 to 6434. [2022-03-01 16:47:49,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6434 states, 6432 states have (on average 2.7737873134328357) internal successors, (17841), 6433 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) [2022-03-01 16:47:49,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6434 states to 6434 states and 17841 transitions. [2022-03-01 16:47:49,925 INFO L78 Accepts]: Start accepts. Automaton has 6434 states and 17841 transitions. Word has length 100 [2022-03-01 16:47:49,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:49,925 INFO L470 AbstractCegarLoop]: Abstraction has 6434 states and 17841 transitions. [2022-03-01 16:47:49,925 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) [2022-03-01 16:47:49,925 INFO L276 IsEmpty]: Start isEmpty. Operand 6434 states and 17841 transitions. [2022-03-01 16:47:49,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:49,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:49,931 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] [2022-03-01 16:47:49,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-01 16:47:49,931 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)] === [2022-03-01 16:47:49,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:49,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1629365724, now seen corresponding path program 61 times [2022-03-01 16:47:49,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:49,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974165654] [2022-03-01 16:47:49,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:49,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:49,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:50,944 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:50,944 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974165654] [2022-03-01 16:47:50,944 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974165654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:50,945 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:50,945 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:50,945 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531648157] [2022-03-01 16:47:50,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:50,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:50,945 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:50,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:50,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:50,945 INFO L87 Difference]: Start difference. First operand 6434 states and 17841 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) [2022-03-01 16:47:52,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:52,066 INFO L93 Difference]: Finished difference Result 7676 states and 20715 transitions. [2022-03-01 16:47:52,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-01 16:47:52,067 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 [2022-03-01 16:47:52,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:52,078 INFO L225 Difference]: With dead ends: 7676 [2022-03-01 16:47:52,078 INFO L226 Difference]: Without dead ends: 7676 [2022-03-01 16:47:52,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:47:52,078 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 698 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 704 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 698 SdHoareTripleChecker+Valid, 1171 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 704 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:52,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [698 Valid, 1171 Invalid, 815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 704 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:47:52,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7676 states. [2022-03-01 16:47:52,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7676 to 6406. [2022-03-01 16:47:52,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 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) [2022-03-01 16:47:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-01 16:47:52,172 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-01 16:47:52,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:52,172 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-01 16:47:52,172 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) [2022-03-01 16:47:52,173 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-01 16:47:52,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:52,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:52,178 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:52,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-01 16:47:52,178 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)] === [2022-03-01 16:47:52,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:52,178 INFO L85 PathProgramCache]: Analyzing trace with hash 154822926, now seen corresponding path program 62 times [2022-03-01 16:47:52,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:52,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448425273] [2022-03-01 16:47:52,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:52,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:53,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:53,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448425273] [2022-03-01 16:47:53,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448425273] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:53,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:53,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:53,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703116185] [2022-03-01 16:47:53,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:53,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:53,253 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:53,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:53,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:53,254 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 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) [2022-03-01 16:47:54,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:54,491 INFO L93 Difference]: Finished difference Result 7986 states and 21539 transitions. [2022-03-01 16:47:54,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:54,491 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 [2022-03-01 16:47:54,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:54,504 INFO L225 Difference]: With dead ends: 7986 [2022-03-01 16:47:54,504 INFO L226 Difference]: Without dead ends: 7986 [2022-03-01 16:47:54,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:54,505 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 718 mSDsluCounter, 1029 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 718 SdHoareTripleChecker+Valid, 1255 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:54,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [718 Valid, 1255 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 789 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:47:54,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7986 states. [2022-03-01 16:47:54,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7986 to 6420. [2022-03-01 16:47:54,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6420 states, 6418 states have (on average 2.7734496727952633) internal successors, (17800), 6419 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) [2022-03-01 16:47:54,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6420 states to 6420 states and 17800 transitions. [2022-03-01 16:47:54,620 INFO L78 Accepts]: Start accepts. Automaton has 6420 states and 17800 transitions. Word has length 100 [2022-03-01 16:47:54,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:54,620 INFO L470 AbstractCegarLoop]: Abstraction has 6420 states and 17800 transitions. [2022-03-01 16:47:54,620 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) [2022-03-01 16:47:54,620 INFO L276 IsEmpty]: Start isEmpty. Operand 6420 states and 17800 transitions. [2022-03-01 16:47:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:54,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:54,626 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, 1, 1] [2022-03-01 16:47:54,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-01 16:47:54,626 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)] === [2022-03-01 16:47:54,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:54,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1703262590, now seen corresponding path program 63 times [2022-03-01 16:47:54,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:54,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033636929] [2022-03-01 16:47:54,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:54,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:55,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:55,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:55,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033636929] [2022-03-01 16:47:55,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033636929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:55,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:55,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:55,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137302822] [2022-03-01 16:47:55,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:55,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:55,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:55,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:55,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:55,914 INFO L87 Difference]: Start difference. First operand 6420 states and 17800 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) [2022-03-01 16:47:57,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:57,287 INFO L93 Difference]: Finished difference Result 7942 states and 21466 transitions. [2022-03-01 16:47:57,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:47:57,287 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 [2022-03-01 16:47:57,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:57,299 INFO L225 Difference]: With dead ends: 7942 [2022-03-01 16:47:57,299 INFO L226 Difference]: Without dead ends: 7942 [2022-03-01 16:47:57,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:47:57,300 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 717 mSDsluCounter, 1191 mSDsCounter, 0 mSdLazyCounter, 923 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 1428 SdHoareTripleChecker+Invalid, 1052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:57,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 1428 Invalid, 1052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 923 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:47:57,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7942 states. [2022-03-01 16:47:57,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7942 to 6378. [2022-03-01 16:47:57,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6378 states, 6376 states have (on average 2.7724278544542034) internal successors, (17677), 6377 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) [2022-03-01 16:47:57,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6378 states to 6378 states and 17677 transitions. [2022-03-01 16:47:57,402 INFO L78 Accepts]: Start accepts. Automaton has 6378 states and 17677 transitions. Word has length 100 [2022-03-01 16:47:57,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:57,402 INFO L470 AbstractCegarLoop]: Abstraction has 6378 states and 17677 transitions. [2022-03-01 16:47:57,402 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) [2022-03-01 16:47:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 6378 states and 17677 transitions. [2022-03-01 16:47:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:57,408 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:57,408 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:57,408 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-01 16:47:57,408 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)] === [2022-03-01 16:47:57,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:57,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1807776300, now seen corresponding path program 64 times [2022-03-01 16:47:57,408 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:57,408 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044307131] [2022-03-01 16:47:57,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:57,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:47:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:47:58,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:47:58,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044307131] [2022-03-01 16:47:58,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044307131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:47:58,118 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:47:58,118 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:47:58,118 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463059805] [2022-03-01 16:47:58,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:47:58,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:47:58,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:47:58,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:47:58,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:47:58,119 INFO L87 Difference]: Start difference. First operand 6378 states and 17677 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) [2022-03-01 16:47:59,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:47:59,382 INFO L93 Difference]: Finished difference Result 8014 states and 21635 transitions. [2022-03-01 16:47:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:47:59,382 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 [2022-03-01 16:47:59,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:47:59,395 INFO L225 Difference]: With dead ends: 8014 [2022-03-01 16:47:59,395 INFO L226 Difference]: Without dead ends: 8014 [2022-03-01 16:47:59,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:47:59,395 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 806 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 907 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 806 SdHoareTripleChecker+Valid, 1373 SdHoareTripleChecker+Invalid, 1042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:47:59,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [806 Valid, 1373 Invalid, 1042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 907 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:47:59,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-03-01 16:47:59,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6406. [2022-03-01 16:47:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 6404 states have (on average 2.773110555902561) internal successors, (17759), 6405 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) [2022-03-01 16:47:59,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 17759 transitions. [2022-03-01 16:47:59,496 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 17759 transitions. Word has length 100 [2022-03-01 16:47:59,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:47:59,497 INFO L470 AbstractCegarLoop]: Abstraction has 6406 states and 17759 transitions. [2022-03-01 16:47:59,497 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) [2022-03-01 16:47:59,497 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 17759 transitions. [2022-03-01 16:47:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:47:59,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:47:59,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:47:59,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-01 16:47:59,502 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)] === [2022-03-01 16:47:59,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:47:59,502 INFO L85 PathProgramCache]: Analyzing trace with hash -50309216, now seen corresponding path program 65 times [2022-03-01 16:47:59,502 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:47:59,502 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679023826] [2022-03-01 16:47:59,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:47:59,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:47:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:00,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:00,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679023826] [2022-03-01 16:48:00,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679023826] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:00,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:00,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:00,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406166781] [2022-03-01 16:48:00,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:00,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:00,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:00,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:00,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:00,337 INFO L87 Difference]: Start difference. First operand 6406 states and 17759 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) [2022-03-01 16:48:01,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:01,548 INFO L93 Difference]: Finished difference Result 8266 states and 22345 transitions. [2022-03-01 16:48:01,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:01,549 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 [2022-03-01 16:48:01,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:01,561 INFO L225 Difference]: With dead ends: 8266 [2022-03-01 16:48:01,561 INFO L226 Difference]: Without dead ends: 8266 [2022-03-01 16:48:01,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:01,562 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 770 mSDsluCounter, 1018 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 770 SdHoareTripleChecker+Valid, 1257 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:01,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [770 Valid, 1257 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:48:01,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-03-01 16:48:01,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6392. [2022-03-01 16:48:01,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6392 states, 6390 states have (on average 2.772769953051643) internal successors, (17718), 6391 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) [2022-03-01 16:48:01,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6392 states to 6392 states and 17718 transitions. [2022-03-01 16:48:01,661 INFO L78 Accepts]: Start accepts. Automaton has 6392 states and 17718 transitions. Word has length 100 [2022-03-01 16:48:01,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:01,661 INFO L470 AbstractCegarLoop]: Abstraction has 6392 states and 17718 transitions. [2022-03-01 16:48:01,661 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) [2022-03-01 16:48:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 6392 states and 17718 transitions. [2022-03-01 16:48:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:01,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:01,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:01,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-01 16:48:01,667 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)] === [2022-03-01 16:48:01,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:01,667 INFO L85 PathProgramCache]: Analyzing trace with hash -2023232284, now seen corresponding path program 66 times [2022-03-01 16:48:01,667 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:01,667 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583011573] [2022-03-01 16:48:01,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:01,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:03,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:03,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:03,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583011573] [2022-03-01 16:48:03,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583011573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:03,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:03,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:03,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630326890] [2022-03-01 16:48:03,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:03,541 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:03,541 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:03,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:03,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:03,542 INFO L87 Difference]: Start difference. First operand 6392 states and 17718 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) [2022-03-01 16:48:05,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:05,149 INFO L93 Difference]: Finished difference Result 8208 states and 22217 transitions. [2022-03-01 16:48:05,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:05,150 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 [2022-03-01 16:48:05,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:05,162 INFO L225 Difference]: With dead ends: 8208 [2022-03-01 16:48:05,162 INFO L226 Difference]: Without dead ends: 8208 [2022-03-01 16:48:05,163 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:05,163 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 758 mSDsluCounter, 1213 mSDsCounter, 0 mSdLazyCounter, 984 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 758 SdHoareTripleChecker+Valid, 1449 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 984 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:05,163 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [758 Valid, 1449 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 984 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:48:05,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8208 states. [2022-03-01 16:48:05,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8208 to 6350. [2022-03-01 16:48:05,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6348 states have (on average 2.7717391304347827) internal successors, (17595), 6349 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) [2022-03-01 16:48:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17595 transitions. [2022-03-01 16:48:05,266 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17595 transitions. Word has length 100 [2022-03-01 16:48:05,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:05,266 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17595 transitions. [2022-03-01 16:48:05,267 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) [2022-03-01 16:48:05,267 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17595 transitions. [2022-03-01 16:48:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:05,272 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:05,272 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:05,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-01 16:48:05,272 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)] === [2022-03-01 16:48:05,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:05,272 INFO L85 PathProgramCache]: Analyzing trace with hash -1903859442, now seen corresponding path program 67 times [2022-03-01 16:48:05,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:05,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976268498] [2022-03-01 16:48:05,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:05,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:05,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:06,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:06,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:06,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976268498] [2022-03-01 16:48:06,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976268498] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:06,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:06,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:06,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514301116] [2022-03-01 16:48:06,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:06,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:06,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:06,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:06,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:06,687 INFO L87 Difference]: Start difference. First operand 6350 states and 17595 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) [2022-03-01 16:48:08,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:08,055 INFO L93 Difference]: Finished difference Result 7554 states and 20381 transitions. [2022-03-01 16:48:08,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-03-01 16:48:08,055 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 [2022-03-01 16:48:08,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:08,067 INFO L225 Difference]: With dead ends: 7554 [2022-03-01 16:48:08,067 INFO L226 Difference]: Without dead ends: 7554 [2022-03-01 16:48:08,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:48:08,068 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 630 mSDsluCounter, 1377 mSDsCounter, 0 mSdLazyCounter, 973 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:08,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 1594 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 973 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:48:08,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7554 states. [2022-03-01 16:48:08,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7554 to 6336. [2022-03-01 16:48:08,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6336 states, 6334 states have (on average 2.771392485001579) internal successors, (17554), 6335 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) [2022-03-01 16:48:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6336 states to 6336 states and 17554 transitions. [2022-03-01 16:48:08,225 INFO L78 Accepts]: Start accepts. Automaton has 6336 states and 17554 transitions. Word has length 100 [2022-03-01 16:48:08,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:08,225 INFO L470 AbstractCegarLoop]: Abstraction has 6336 states and 17554 transitions. [2022-03-01 16:48:08,225 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) [2022-03-01 16:48:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 6336 states and 17554 transitions. [2022-03-01 16:48:08,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:08,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:08,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:08,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-01 16:48:08,231 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)] === [2022-03-01 16:48:08,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:08,234 INFO L85 PathProgramCache]: Analyzing trace with hash 533022338, now seen corresponding path program 68 times [2022-03-01 16:48:08,234 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:08,234 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653569221] [2022-03-01 16:48:08,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:08,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:09,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:09,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:09,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653569221] [2022-03-01 16:48:09,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653569221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:09,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:09,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:09,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746552090] [2022-03-01 16:48:09,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:09,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:09,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:09,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:09,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:09,034 INFO L87 Difference]: Start difference. First operand 6336 states and 17554 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) [2022-03-01 16:48:10,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:10,382 INFO L93 Difference]: Finished difference Result 7806 states and 21091 transitions. [2022-03-01 16:48:10,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:10,382 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 [2022-03-01 16:48:10,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:10,393 INFO L225 Difference]: With dead ends: 7806 [2022-03-01 16:48:10,393 INFO L226 Difference]: Without dead ends: 7806 [2022-03-01 16:48:10,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:10,394 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 633 mSDsluCounter, 1094 mSDsCounter, 0 mSdLazyCounter, 828 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 633 SdHoareTripleChecker+Valid, 1331 SdHoareTripleChecker+Invalid, 949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:10,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [633 Valid, 1331 Invalid, 949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 828 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:48:10,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7806 states. [2022-03-01 16:48:10,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7806 to 6322. [2022-03-01 16:48:10,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6322 states, 6320 states have (on average 2.7710443037974684) internal successors, (17513), 6321 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) [2022-03-01 16:48:10,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6322 states to 6322 states and 17513 transitions. [2022-03-01 16:48:10,487 INFO L78 Accepts]: Start accepts. Automaton has 6322 states and 17513 transitions. Word has length 100 [2022-03-01 16:48:10,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:10,487 INFO L470 AbstractCegarLoop]: Abstraction has 6322 states and 17513 transitions. [2022-03-01 16:48:10,487 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) [2022-03-01 16:48:10,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6322 states and 17513 transitions. [2022-03-01 16:48:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:10,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:10,492 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] [2022-03-01 16:48:10,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-01 16:48:10,492 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)] === [2022-03-01 16:48:10,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:10,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1439900730, now seen corresponding path program 69 times [2022-03-01 16:48:10,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:10,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817052933] [2022-03-01 16:48:10,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:10,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:11,489 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:11,489 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817052933] [2022-03-01 16:48:11,489 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817052933] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:11,489 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:11,489 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:11,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979523427] [2022-03-01 16:48:11,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:11,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:11,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:11,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:11,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:11,489 INFO L87 Difference]: Start difference. First operand 6322 states and 17513 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) [2022-03-01 16:48:13,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:13,139 INFO L93 Difference]: Finished difference Result 8058 states and 21801 transitions. [2022-03-01 16:48:13,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:13,139 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 [2022-03-01 16:48:13,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:13,152 INFO L225 Difference]: With dead ends: 8058 [2022-03-01 16:48:13,152 INFO L226 Difference]: Without dead ends: 8058 [2022-03-01 16:48:13,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:13,152 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 644 mSDsluCounter, 1464 mSDsCounter, 0 mSdLazyCounter, 1135 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1693 SdHoareTripleChecker+Invalid, 1257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:13,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1693 Invalid, 1257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1135 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:48:13,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8058 states. [2022-03-01 16:48:13,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8058 to 6308. [2022-03-01 16:48:13,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6306 states have (on average 2.77069457659372) internal successors, (17472), 6307 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) [2022-03-01 16:48:13,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17472 transitions. [2022-03-01 16:48:13,257 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17472 transitions. Word has length 100 [2022-03-01 16:48:13,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:13,257 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17472 transitions. [2022-03-01 16:48:13,258 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) [2022-03-01 16:48:13,258 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17472 transitions. [2022-03-01 16:48:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-03-01 16:48:13,264 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:13,264 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, 1, 1] [2022-03-01 16:48:13,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-01 16:48:13,264 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)] === [2022-03-01 16:48:13,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:13,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1299266904, now seen corresponding path program 70 times [2022-03-01 16:48:13,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:13,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801420178] [2022-03-01 16:48:13,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:13,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:14,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:14,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:14,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801420178] [2022-03-01 16:48:14,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801420178] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:14,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:14,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-01 16:48:14,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428182435] [2022-03-01 16:48:14,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:14,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-01 16:48:14,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:14,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-01 16:48:14,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-03-01 16:48:14,834 INFO L87 Difference]: Start difference. First operand 6308 states and 17472 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) [2022-03-01 16:48:16,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:16,474 INFO L93 Difference]: Finished difference Result 7662 states and 20706 transitions. [2022-03-01 16:48:16,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:48:16,474 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 [2022-03-01 16:48:16,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:16,486 INFO L225 Difference]: With dead ends: 7662 [2022-03-01 16:48:16,486 INFO L226 Difference]: Without dead ends: 7662 [2022-03-01 16:48:16,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:48:16,487 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 709 mSDsluCounter, 1195 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 1431 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:16,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [709 Valid, 1431 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:48:16,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7662 states. [2022-03-01 16:48:16,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7662 to 5844. [2022-03-01 16:48:16,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5844 states, 5842 states have (on average 2.762067785005135) internal successors, (16136), 5843 states have internal predecessors, (16136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5844 states and 16136 transitions. [2022-03-01 16:48:16,585 INFO L78 Accepts]: Start accepts. Automaton has 5844 states and 16136 transitions. Word has length 100 [2022-03-01 16:48:16,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:16,585 INFO L470 AbstractCegarLoop]: Abstraction has 5844 states and 16136 transitions. [2022-03-01 16:48:16,585 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) [2022-03-01 16:48:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 5844 states and 16136 transitions. [2022-03-01 16:48:16,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:16,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:16,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:16,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-01 16:48:16,591 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)] === [2022-03-01 16:48:16,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:16,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1124148967, now seen corresponding path program 1 times [2022-03-01 16:48:16,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:16,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473307549] [2022-03-01 16:48:16,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:16,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:18,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:18,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:18,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473307549] [2022-03-01 16:48:18,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473307549] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:18,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:18,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:18,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245324053] [2022-03-01 16:48:18,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:18,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:18,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:18,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:18,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:18,306 INFO L87 Difference]: Start difference. First operand 5844 states and 16136 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:23,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:23,121 INFO L93 Difference]: Finished difference Result 13789 states and 37350 transitions. [2022-03-01 16:48:23,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:48:23,121 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:23,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:23,146 INFO L225 Difference]: With dead ends: 13789 [2022-03-01 16:48:23,146 INFO L226 Difference]: Without dead ends: 13789 [2022-03-01 16:48:23,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=806, Invalid=1950, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:48:23,147 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1293 mSDsluCounter, 2665 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1293 SdHoareTripleChecker+Valid, 2848 SdHoareTripleChecker+Invalid, 2560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:23,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1293 Valid, 2848 Invalid, 2560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:48:23,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13789 states. [2022-03-01 16:48:23,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13789 to 6244. [2022-03-01 16:48:23,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6242 states have (on average 2.7773149631528358) internal successors, (17336), 6243 states have internal predecessors, (17336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:23,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17336 transitions. [2022-03-01 16:48:23,300 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17336 transitions. Word has length 106 [2022-03-01 16:48:23,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:23,301 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17336 transitions. [2022-03-01 16:48:23,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17336 transitions. [2022-03-01 16:48:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:23,307 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:23,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:23,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-01 16:48:23,308 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)] === [2022-03-01 16:48:23,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:23,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1105714941, now seen corresponding path program 2 times [2022-03-01 16:48:23,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:23,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775719395] [2022-03-01 16:48:23,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:23,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:24,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:24,803 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:24,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775719395] [2022-03-01 16:48:24,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775719395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:24,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:24,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:24,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1032520650] [2022-03-01 16:48:24,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:24,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:24,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:24,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:24,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:24,804 INFO L87 Difference]: Start difference. First operand 6244 states and 17336 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:29,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:29,377 INFO L93 Difference]: Finished difference Result 13681 states and 37068 transitions. [2022-03-01 16:48:29,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:48:29,377 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:29,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:29,401 INFO L225 Difference]: With dead ends: 13681 [2022-03-01 16:48:29,401 INFO L226 Difference]: Without dead ends: 13681 [2022-03-01 16:48:29,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=695, Invalid=1755, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:48:29,401 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1362 mSDsluCounter, 2942 mSDsCounter, 0 mSdLazyCounter, 2604 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1362 SdHoareTripleChecker+Valid, 3107 SdHoareTripleChecker+Invalid, 2770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 2604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:29,402 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1362 Valid, 3107 Invalid, 2770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 2604 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 16:48:29,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13681 states. [2022-03-01 16:48:29,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13681 to 6274. [2022-03-01 16:48:29,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6274 states, 6272 states have (on average 2.7783801020408165) internal successors, (17426), 6273 states have internal predecessors, (17426), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:29,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6274 states to 6274 states and 17426 transitions. [2022-03-01 16:48:29,550 INFO L78 Accepts]: Start accepts. Automaton has 6274 states and 17426 transitions. Word has length 106 [2022-03-01 16:48:29,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:29,550 INFO L470 AbstractCegarLoop]: Abstraction has 6274 states and 17426 transitions. [2022-03-01 16:48:29,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:29,550 INFO L276 IsEmpty]: Start isEmpty. Operand 6274 states and 17426 transitions. [2022-03-01 16:48:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:29,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:29,557 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:29,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-01 16:48:29,557 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)] === [2022-03-01 16:48:29,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:29,557 INFO L85 PathProgramCache]: Analyzing trace with hash -80011985, now seen corresponding path program 3 times [2022-03-01 16:48:29,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:29,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085628366] [2022-03-01 16:48:29,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:29,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:29,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:31,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:31,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:31,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085628366] [2022-03-01 16:48:31,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085628366] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:31,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:31,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:31,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050229891] [2022-03-01 16:48:31,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:31,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:31,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:31,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:31,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:31,728 INFO L87 Difference]: Start difference. First operand 6274 states and 17426 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:36,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:36,636 INFO L93 Difference]: Finished difference Result 13649 states and 36974 transitions. [2022-03-01 16:48:36,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:48:36,636 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:36,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:36,659 INFO L225 Difference]: With dead ends: 13649 [2022-03-01 16:48:36,659 INFO L226 Difference]: Without dead ends: 13649 [2022-03-01 16:48:36,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=694, Invalid=1756, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:48:36,659 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1277 mSDsluCounter, 3256 mSDsCounter, 0 mSdLazyCounter, 2911 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 3416 SdHoareTripleChecker+Invalid, 3051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 2911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:36,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 3416 Invalid, 3051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 2911 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 16:48:36,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13649 states. [2022-03-01 16:48:36,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13649 to 6289. [2022-03-01 16:48:36,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6289 states, 6287 states have (on average 2.7789088595514553) internal successors, (17471), 6288 states have internal predecessors, (17471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6289 states to 6289 states and 17471 transitions. [2022-03-01 16:48:36,800 INFO L78 Accepts]: Start accepts. Automaton has 6289 states and 17471 transitions. Word has length 106 [2022-03-01 16:48:36,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:36,800 INFO L470 AbstractCegarLoop]: Abstraction has 6289 states and 17471 transitions. [2022-03-01 16:48:36,800 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 6289 states and 17471 transitions. [2022-03-01 16:48:36,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:36,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:36,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:36,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-01 16:48:36,807 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)] === [2022-03-01 16:48:36,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:36,807 INFO L85 PathProgramCache]: Analyzing trace with hash -103248965, now seen corresponding path program 4 times [2022-03-01 16:48:36,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:36,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337145514] [2022-03-01 16:48:36,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:36,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:36,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:38,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:38,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:38,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337145514] [2022-03-01 16:48:38,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337145514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:38,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:38,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:38,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774173432] [2022-03-01 16:48:38,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:38,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:38,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:38,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:38,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=459, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:38,778 INFO L87 Difference]: Start difference. First operand 6289 states and 17471 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:42,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:42,993 INFO L93 Difference]: Finished difference Result 13595 states and 36834 transitions. [2022-03-01 16:48:42,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:48:42,993 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:42,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:43,014 INFO L225 Difference]: With dead ends: 13595 [2022-03-01 16:48:43,015 INFO L226 Difference]: Without dead ends: 13595 [2022-03-01 16:48:43,015 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=696, Invalid=1754, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:48:43,015 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1258 mSDsluCounter, 2760 mSDsCounter, 0 mSdLazyCounter, 2449 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1258 SdHoareTripleChecker+Valid, 2928 SdHoareTripleChecker+Invalid, 2585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:43,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1258 Valid, 2928 Invalid, 2585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2449 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:48:43,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13595 states. [2022-03-01 16:48:43,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13595 to 6304. [2022-03-01 16:48:43,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6304 states, 6302 states have (on average 2.779435099968264) internal successors, (17516), 6303 states have internal predecessors, (17516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:43,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6304 states to 6304 states and 17516 transitions. [2022-03-01 16:48:43,145 INFO L78 Accepts]: Start accepts. Automaton has 6304 states and 17516 transitions. Word has length 106 [2022-03-01 16:48:43,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:43,146 INFO L470 AbstractCegarLoop]: Abstraction has 6304 states and 17516 transitions. [2022-03-01 16:48:43,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:43,146 INFO L276 IsEmpty]: Start isEmpty. Operand 6304 states and 17516 transitions. [2022-03-01 16:48:43,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:43,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:43,152 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:43,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-01 16:48:43,152 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)] === [2022-03-01 16:48:43,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:43,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1981059619, now seen corresponding path program 5 times [2022-03-01 16:48:43,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:43,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105598748] [2022-03-01 16:48:43,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:43,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:44,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:44,207 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:44,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105598748] [2022-03-01 16:48:44,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105598748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:44,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:44,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:44,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430565865] [2022-03-01 16:48:44,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:44,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:44,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:44,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:44,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=476, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:44,208 INFO L87 Difference]: Start difference. First operand 6304 states and 17516 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:49,023 INFO L93 Difference]: Finished difference Result 11537 states and 31321 transitions. [2022-03-01 16:48:49,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 16:48:49,023 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:49,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:49,040 INFO L225 Difference]: With dead ends: 11537 [2022-03-01 16:48:49,040 INFO L226 Difference]: Without dead ends: 11537 [2022-03-01 16:48:49,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=649, Invalid=1703, Unknown=0, NotChecked=0, Total=2352 [2022-03-01 16:48:49,041 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1207 mSDsluCounter, 3205 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1207 SdHoareTripleChecker+Valid, 3396 SdHoareTripleChecker+Invalid, 2832 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:49,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1207 Valid, 3396 Invalid, 2832 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 16:48:49,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11537 states. [2022-03-01 16:48:49,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11537 to 6402. [2022-03-01 16:48:49,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6402 states, 6400 states have (on average 2.78234375) internal successors, (17807), 6401 states have internal predecessors, (17807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6402 states to 6402 states and 17807 transitions. [2022-03-01 16:48:49,165 INFO L78 Accepts]: Start accepts. Automaton has 6402 states and 17807 transitions. Word has length 106 [2022-03-01 16:48:49,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:49,165 INFO L470 AbstractCegarLoop]: Abstraction has 6402 states and 17807 transitions. [2022-03-01 16:48:49,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 6402 states and 17807 transitions. [2022-03-01 16:48:49,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:49,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:49,171 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:49,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-01 16:48:49,171 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)] === [2022-03-01 16:48:49,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:49,172 INFO L85 PathProgramCache]: Analyzing trace with hash -677030473, now seen corresponding path program 6 times [2022-03-01 16:48:49,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:49,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783475945] [2022-03-01 16:48:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:50,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:50,184 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783475945] [2022-03-01 16:48:50,184 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783475945] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:50,184 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:50,184 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:50,184 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475676379] [2022-03-01 16:48:50,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:50,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:50,184 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:50,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:50,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=466, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:50,185 INFO L87 Difference]: Start difference. First operand 6402 states and 17807 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:53,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:53,572 INFO L93 Difference]: Finished difference Result 11711 states and 31806 transitions. [2022-03-01 16:48:53,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:48:53,572 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:53,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:53,590 INFO L225 Difference]: With dead ends: 11711 [2022-03-01 16:48:53,590 INFO L226 Difference]: Without dead ends: 11711 [2022-03-01 16:48:53,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=695, Invalid=1755, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:48:53,591 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1150 mSDsluCounter, 2971 mSDsCounter, 0 mSdLazyCounter, 2472 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 3149 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:53,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 3149 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2472 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:48:53,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11711 states. [2022-03-01 16:48:53,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11711 to 6421. [2022-03-01 16:48:53,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6421 states, 6419 states have (on average 2.783143791867892) internal successors, (17865), 6420 states have internal predecessors, (17865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:53,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 17865 transitions. [2022-03-01 16:48:53,723 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 17865 transitions. Word has length 106 [2022-03-01 16:48:53,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:53,723 INFO L470 AbstractCegarLoop]: Abstraction has 6421 states and 17865 transitions. [2022-03-01 16:48:53,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:53,723 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 17865 transitions. [2022-03-01 16:48:53,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:53,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:53,730 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:53,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-01 16:48:53,730 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)] === [2022-03-01 16:48:53,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:53,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1680291621, now seen corresponding path program 7 times [2022-03-01 16:48:53,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:53,730 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980461008] [2022-03-01 16:48:53,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:53,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:48:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:48:55,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:48:55,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980461008] [2022-03-01 16:48:55,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980461008] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:48:55,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:48:55,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:48:55,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703918667] [2022-03-01 16:48:55,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:48:55,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:48:55,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:48:55,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:48:55,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:48:55,501 INFO L87 Difference]: Start difference. First operand 6421 states and 17865 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:59,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:48:59,286 INFO L93 Difference]: Finished difference Result 11487 states and 31322 transitions. [2022-03-01 16:48:59,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:48:59,287 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:48:59,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:48:59,304 INFO L225 Difference]: With dead ends: 11487 [2022-03-01 16:48:59,304 INFO L226 Difference]: Without dead ends: 11487 [2022-03-01 16:48:59,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=696, Invalid=1754, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:48:59,304 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1038 mSDsluCounter, 2877 mSDsCounter, 0 mSdLazyCounter, 2381 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1038 SdHoareTripleChecker+Valid, 3043 SdHoareTripleChecker+Invalid, 2513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 2381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:48:59,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1038 Valid, 3043 Invalid, 2513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 2381 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:48:59,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11487 states. [2022-03-01 16:48:59,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11487 to 6421. [2022-03-01 16:48:59,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6421 states, 6419 states have (on average 2.783143791867892) internal successors, (17865), 6420 states have internal predecessors, (17865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:59,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6421 states to 6421 states and 17865 transitions. [2022-03-01 16:48:59,427 INFO L78 Accepts]: Start accepts. Automaton has 6421 states and 17865 transitions. Word has length 106 [2022-03-01 16:48:59,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:48:59,427 INFO L470 AbstractCegarLoop]: Abstraction has 6421 states and 17865 transitions. [2022-03-01 16:48:59,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:48:59,427 INFO L276 IsEmpty]: Start isEmpty. Operand 6421 states and 17865 transitions. [2022-03-01 16:48:59,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:48:59,433 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:48:59,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:48:59,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-01 16:48:59,434 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)] === [2022-03-01 16:48:59,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:48:59,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1053624461, now seen corresponding path program 8 times [2022-03-01 16:48:59,434 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:48:59,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447211446] [2022-03-01 16:48:59,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:48:59,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:48:59,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:00,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:00,552 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447211446] [2022-03-01 16:49:00,552 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447211446] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:00,552 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:00,552 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:00,552 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295746377] [2022-03-01 16:49:00,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:00,552 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:00,552 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:00,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:00,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:00,553 INFO L87 Difference]: Start difference. First operand 6421 states and 17865 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:04,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:04,708 INFO L93 Difference]: Finished difference Result 12472 states and 33908 transitions. [2022-03-01 16:49:04,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:49:04,709 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:04,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:04,729 INFO L225 Difference]: With dead ends: 12472 [2022-03-01 16:49:04,729 INFO L226 Difference]: Without dead ends: 12472 [2022-03-01 16:49:04,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=676, Invalid=1774, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:49:04,730 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1330 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 2466 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 2887 SdHoareTripleChecker+Invalid, 2642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 2466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:04,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 2887 Invalid, 2642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 2466 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:49:04,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12472 states. [2022-03-01 16:49:04,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12472 to 6456. [2022-03-01 16:49:04,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6456 states, 6454 states have (on average 2.784319801673381) internal successors, (17970), 6455 states have internal predecessors, (17970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6456 states to 6456 states and 17970 transitions. [2022-03-01 16:49:04,911 INFO L78 Accepts]: Start accepts. Automaton has 6456 states and 17970 transitions. Word has length 106 [2022-03-01 16:49:04,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:04,911 INFO L470 AbstractCegarLoop]: Abstraction has 6456 states and 17970 transitions. [2022-03-01 16:49:04,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 6456 states and 17970 transitions. [2022-03-01 16:49:04,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:04,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:04,918 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:04,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-01 16:49:04,918 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)] === [2022-03-01 16:49:04,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:04,921 INFO L85 PathProgramCache]: Analyzing trace with hash -496076999, now seen corresponding path program 9 times [2022-03-01 16:49:04,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:04,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825420199] [2022-03-01 16:49:04,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:04,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:05,978 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:05,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825420199] [2022-03-01 16:49:05,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825420199] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:05,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:05,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:05,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243688715] [2022-03-01 16:49:05,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:05,979 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:05,979 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:05,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:05,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:05,979 INFO L87 Difference]: Start difference. First operand 6456 states and 17970 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:10,327 INFO L93 Difference]: Finished difference Result 16952 states and 45743 transitions. [2022-03-01 16:49:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:49:10,327 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:10,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:10,355 INFO L225 Difference]: With dead ends: 16952 [2022-03-01 16:49:10,356 INFO L226 Difference]: Without dead ends: 16952 [2022-03-01 16:49:10,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=815, Invalid=1941, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:49:10,356 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1325 mSDsluCounter, 2463 mSDsCounter, 0 mSdLazyCounter, 2191 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 2673 SdHoareTripleChecker+Invalid, 2370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 2191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:10,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 2673 Invalid, 2370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 2191 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:49:10,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16952 states. [2022-03-01 16:49:10,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16952 to 6711. [2022-03-01 16:49:10,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6711 states, 6709 states have (on average 2.7925175137874496) internal successors, (18735), 6710 states have internal predecessors, (18735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6711 states to 6711 states and 18735 transitions. [2022-03-01 16:49:10,519 INFO L78 Accepts]: Start accepts. Automaton has 6711 states and 18735 transitions. Word has length 106 [2022-03-01 16:49:10,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:10,520 INFO L470 AbstractCegarLoop]: Abstraction has 6711 states and 18735 transitions. [2022-03-01 16:49:10,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:10,520 INFO L276 IsEmpty]: Start isEmpty. Operand 6711 states and 18735 transitions. [2022-03-01 16:49:10,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:10,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:10,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:10,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-01 16:49:10,527 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)] === [2022-03-01 16:49:10,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:10,527 INFO L85 PathProgramCache]: Analyzing trace with hash -477642973, now seen corresponding path program 10 times [2022-03-01 16:49:10,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:10,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093534446] [2022-03-01 16:49:10,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:10,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:12,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:12,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093534446] [2022-03-01 16:49:12,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093534446] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:12,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:12,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:12,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176801497] [2022-03-01 16:49:12,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:12,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:12,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:12,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:12,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:12,152 INFO L87 Difference]: Start difference. First operand 6711 states and 18735 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:16,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:16,850 INFO L93 Difference]: Finished difference Result 16960 states and 45769 transitions. [2022-03-01 16:49:16,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:49:16,850 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:16,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:16,878 INFO L225 Difference]: With dead ends: 16960 [2022-03-01 16:49:16,878 INFO L226 Difference]: Without dead ends: 16960 [2022-03-01 16:49:16,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=810, Invalid=1946, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:49:16,879 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1414 mSDsluCounter, 2676 mSDsCounter, 0 mSdLazyCounter, 2495 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1414 SdHoareTripleChecker+Valid, 2880 SdHoareTripleChecker+Invalid, 2669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:16,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1414 Valid, 2880 Invalid, 2669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2495 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:49:16,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16960 states. [2022-03-01 16:49:17,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16960 to 6726. [2022-03-01 16:49:17,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6726 states, 6724 states have (on average 2.7929803688280783) internal successors, (18780), 6725 states have internal predecessors, (18780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:17,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6726 states to 6726 states and 18780 transitions. [2022-03-01 16:49:17,022 INFO L78 Accepts]: Start accepts. Automaton has 6726 states and 18780 transitions. Word has length 106 [2022-03-01 16:49:17,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:17,022 INFO L470 AbstractCegarLoop]: Abstraction has 6726 states and 18780 transitions. [2022-03-01 16:49:17,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:17,022 INFO L276 IsEmpty]: Start isEmpty. Operand 6726 states and 18780 transitions. [2022-03-01 16:49:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:17,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:17,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:17,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-01 16:49:17,029 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)] === [2022-03-01 16:49:17,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:17,029 INFO L85 PathProgramCache]: Analyzing trace with hash 548059983, now seen corresponding path program 11 times [2022-03-01 16:49:17,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:17,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831241261] [2022-03-01 16:49:17,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:17,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:18,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:18,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831241261] [2022-03-01 16:49:18,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831241261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:18,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:18,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:18,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298506941] [2022-03-01 16:49:18,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:18,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:18,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:18,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:18,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:18,695 INFO L87 Difference]: Start difference. First operand 6726 states and 18780 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:22,480 INFO L93 Difference]: Finished difference Result 16928 states and 45675 transitions. [2022-03-01 16:49:22,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:49:22,480 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:22,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:22,505 INFO L225 Difference]: With dead ends: 16928 [2022-03-01 16:49:22,506 INFO L226 Difference]: Without dead ends: 16928 [2022-03-01 16:49:22,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=807, Invalid=1949, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:49:22,506 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1319 mSDsluCounter, 2521 mSDsCounter, 0 mSdLazyCounter, 2221 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 2730 SdHoareTripleChecker+Invalid, 2396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:22,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 2730 Invalid, 2396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2221 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:49:22,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16928 states. [2022-03-01 16:49:22,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16928 to 6741. [2022-03-01 16:49:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6741 states, 6739 states have (on average 2.7934411633773557) internal successors, (18825), 6740 states have internal predecessors, (18825), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6741 states to 6741 states and 18825 transitions. [2022-03-01 16:49:22,655 INFO L78 Accepts]: Start accepts. Automaton has 6741 states and 18825 transitions. Word has length 106 [2022-03-01 16:49:22,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:22,655 INFO L470 AbstractCegarLoop]: Abstraction has 6741 states and 18825 transitions. [2022-03-01 16:49:22,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:22,655 INFO L276 IsEmpty]: Start isEmpty. Operand 6741 states and 18825 transitions. [2022-03-01 16:49:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:22,662 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:22,662 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:22,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-01 16:49:22,662 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)] === [2022-03-01 16:49:22,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:22,663 INFO L85 PathProgramCache]: Analyzing trace with hash 524823003, now seen corresponding path program 12 times [2022-03-01 16:49:22,663 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:22,663 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074186153] [2022-03-01 16:49:22,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:22,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:22,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:23,568 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:23,568 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074186153] [2022-03-01 16:49:23,568 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074186153] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:23,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:23,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:23,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435332989] [2022-03-01 16:49:23,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:23,569 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:23,569 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:23,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:23,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=478, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:23,569 INFO L87 Difference]: Start difference. First operand 6741 states and 18825 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:28,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:28,237 INFO L93 Difference]: Finished difference Result 17136 states and 46215 transitions. [2022-03-01 16:49:28,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:49:28,237 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:28,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:28,261 INFO L225 Difference]: With dead ends: 17136 [2022-03-01 16:49:28,261 INFO L226 Difference]: Without dead ends: 17136 [2022-03-01 16:49:28,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=756, Invalid=1896, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:49:28,262 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1280 mSDsluCounter, 3141 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 3342 SdHoareTripleChecker+Invalid, 3049 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:28,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 3342 Invalid, 3049 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2902 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-01 16:49:28,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17136 states. [2022-03-01 16:49:28,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17136 to 7056. [2022-03-01 16:49:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7056 states, 7054 states have (on average 2.802665154522257) internal successors, (19770), 7055 states have internal predecessors, (19770), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:28,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7056 states to 7056 states and 19770 transitions. [2022-03-01 16:49:28,399 INFO L78 Accepts]: Start accepts. Automaton has 7056 states and 19770 transitions. Word has length 106 [2022-03-01 16:49:28,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:28,399 INFO L470 AbstractCegarLoop]: Abstraction has 7056 states and 19770 transitions. [2022-03-01 16:49:28,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:28,399 INFO L276 IsEmpty]: Start isEmpty. Operand 7056 states and 19770 transitions. [2022-03-01 16:49:28,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:28,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:28,406 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:28,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-01 16:49:28,407 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)] === [2022-03-01 16:49:28,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:28,407 INFO L85 PathProgramCache]: Analyzing trace with hash 189841527, now seen corresponding path program 13 times [2022-03-01 16:49:28,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:28,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132330871] [2022-03-01 16:49:28,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:28,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:29,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:29,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:29,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132330871] [2022-03-01 16:49:29,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132330871] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:29,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:29,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:29,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627998105] [2022-03-01 16:49:29,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:29,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:29,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:29,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:29,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:29,304 INFO L87 Difference]: Start difference. First operand 7056 states and 19770 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:33,261 INFO L93 Difference]: Finished difference Result 15336 states and 41645 transitions. [2022-03-01 16:49:33,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:49:33,261 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:33,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:33,284 INFO L225 Difference]: With dead ends: 15336 [2022-03-01 16:49:33,284 INFO L226 Difference]: Without dead ends: 15336 [2022-03-01 16:49:33,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=820, Invalid=1936, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:49:33,285 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1222 mSDsluCounter, 2906 mSDsCounter, 0 mSdLazyCounter, 2423 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 2423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:33,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 3097 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 2423 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:49:33,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15336 states. [2022-03-01 16:49:33,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15336 to 7068. [2022-03-01 16:49:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7068 states, 7066 states have (on average 2.8030002830455705) internal successors, (19806), 7067 states have internal predecessors, (19806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 19806 transitions. [2022-03-01 16:49:33,469 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 19806 transitions. Word has length 106 [2022-03-01 16:49:33,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:33,469 INFO L470 AbstractCegarLoop]: Abstraction has 7068 states and 19806 transitions. [2022-03-01 16:49:33,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:33,469 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 19806 transitions. [2022-03-01 16:49:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:33,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:33,476 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:33,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-01 16:49:33,476 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)] === [2022-03-01 16:49:33,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:33,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1242655467, now seen corresponding path program 14 times [2022-03-01 16:49:33,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:33,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918407823] [2022-03-01 16:49:33,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:33,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:34,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:34,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:34,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918407823] [2022-03-01 16:49:34,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918407823] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:34,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:34,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:34,298 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373583393] [2022-03-01 16:49:34,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:34,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:34,298 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:34,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:34,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=465, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:34,299 INFO L87 Difference]: Start difference. First operand 7068 states and 19806 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:39,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:39,721 INFO L93 Difference]: Finished difference Result 15455 states and 41992 transitions. [2022-03-01 16:49:39,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 16:49:39,721 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:39,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:39,743 INFO L225 Difference]: With dead ends: 15455 [2022-03-01 16:49:39,743 INFO L226 Difference]: Without dead ends: 15455 [2022-03-01 16:49:39,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 349 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=893, Invalid=2077, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:49:39,744 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1270 mSDsluCounter, 2863 mSDsCounter, 0 mSdLazyCounter, 2506 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1270 SdHoareTripleChecker+Valid, 3086 SdHoareTripleChecker+Invalid, 2677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 2506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:39,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1270 Valid, 3086 Invalid, 2677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 2506 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:49:39,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15455 states. [2022-03-01 16:49:39,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15455 to 7068. [2022-03-01 16:49:39,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7068 states, 7066 states have (on average 2.8030002830455705) internal successors, (19806), 7067 states have internal predecessors, (19806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:39,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 19806 transitions. [2022-03-01 16:49:39,874 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 19806 transitions. Word has length 106 [2022-03-01 16:49:39,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:39,874 INFO L470 AbstractCegarLoop]: Abstraction has 7068 states and 19806 transitions. [2022-03-01 16:49:39,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:39,874 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 19806 transitions. [2022-03-01 16:49:39,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:39,881 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:39,881 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:39,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-01 16:49:39,882 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)] === [2022-03-01 16:49:39,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:39,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1227194671, now seen corresponding path program 15 times [2022-03-01 16:49:39,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:39,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614885210] [2022-03-01 16:49:39,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:39,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:40,919 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:40,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614885210] [2022-03-01 16:49:40,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614885210] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:40,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:40,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:40,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701197968] [2022-03-01 16:49:40,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:40,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:40,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:40,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:40,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=465, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:40,919 INFO L87 Difference]: Start difference. First operand 7068 states and 19806 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:45,176 INFO L93 Difference]: Finished difference Result 15764 states and 42889 transitions. [2022-03-01 16:49:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 16:49:45,176 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:45,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:45,199 INFO L225 Difference]: With dead ends: 15764 [2022-03-01 16:49:45,199 INFO L226 Difference]: Without dead ends: 15764 [2022-03-01 16:49:45,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=888, Invalid=2082, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:49:45,200 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 1288 mSDsluCounter, 2828 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1288 SdHoareTripleChecker+Valid, 3037 SdHoareTripleChecker+Invalid, 2733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:45,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1288 Valid, 3037 Invalid, 2733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:49:45,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15764 states. [2022-03-01 16:49:45,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15764 to 7068. [2022-03-01 16:49:45,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7068 states, 7066 states have (on average 2.8030002830455705) internal successors, (19806), 7067 states have internal predecessors, (19806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7068 states to 7068 states and 19806 transitions. [2022-03-01 16:49:45,340 INFO L78 Accepts]: Start accepts. Automaton has 7068 states and 19806 transitions. Word has length 106 [2022-03-01 16:49:45,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:45,340 INFO L470 AbstractCegarLoop]: Abstraction has 7068 states and 19806 transitions. [2022-03-01 16:49:45,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:45,340 INFO L276 IsEmpty]: Start isEmpty. Operand 7068 states and 19806 transitions. [2022-03-01 16:49:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:45,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:45,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:45,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-01 16:49:45,348 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)] === [2022-03-01 16:49:45,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:45,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1965482175, now seen corresponding path program 16 times [2022-03-01 16:49:45,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:45,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126544389] [2022-03-01 16:49:45,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:45,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:45,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:46,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:46,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126544389] [2022-03-01 16:49:46,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126544389] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:46,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:46,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:46,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750935439] [2022-03-01 16:49:46,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:46,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:46,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:46,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:46,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:46,211 INFO L87 Difference]: Start difference. First operand 7068 states and 19806 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:52,190 INFO L93 Difference]: Finished difference Result 15828 states and 43057 transitions. [2022-03-01 16:49:52,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 16:49:52,190 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:52,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:52,212 INFO L225 Difference]: With dead ends: 15828 [2022-03-01 16:49:52,213 INFO L226 Difference]: Without dead ends: 15828 [2022-03-01 16:49:52,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=885, Invalid=2085, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:49:52,213 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1110 mSDsluCounter, 3679 mSDsCounter, 0 mSdLazyCounter, 3298 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1110 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 3451 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 3298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:52,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1110 Valid, 3845 Invalid, 3451 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 3298 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 16:49:52,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15828 states. [2022-03-01 16:49:52,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15828 to 7088. [2022-03-01 16:49:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7088 states, 7086 states have (on average 2.8035563082133783) internal successors, (19866), 7087 states have internal predecessors, (19866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7088 states to 7088 states and 19866 transitions. [2022-03-01 16:49:52,352 INFO L78 Accepts]: Start accepts. Automaton has 7088 states and 19866 transitions. Word has length 106 [2022-03-01 16:49:52,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:52,352 INFO L470 AbstractCegarLoop]: Abstraction has 7088 states and 19866 transitions. [2022-03-01 16:49:52,352 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:52,352 INFO L276 IsEmpty]: Start isEmpty. Operand 7088 states and 19866 transitions. [2022-03-01 16:49:52,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:52,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:52,360 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:52,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-01 16:49:52,360 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)] === [2022-03-01 16:49:52,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:52,361 INFO L85 PathProgramCache]: Analyzing trace with hash 725071329, now seen corresponding path program 17 times [2022-03-01 16:49:52,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:52,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050153914] [2022-03-01 16:49:52,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:52,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:53,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:53,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:53,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050153914] [2022-03-01 16:49:53,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050153914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:53,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:53,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:53,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499422466] [2022-03-01 16:49:53,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:53,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:53,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:53,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:53,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:53,231 INFO L87 Difference]: Start difference. First operand 7088 states and 19866 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:49:57,176 INFO L93 Difference]: Finished difference Result 15133 states and 41109 transitions. [2022-03-01 16:49:57,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:49:57,176 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:49:57,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:49:57,200 INFO L225 Difference]: With dead ends: 15133 [2022-03-01 16:49:57,200 INFO L226 Difference]: Without dead ends: 15133 [2022-03-01 16:49:57,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=708, Invalid=1742, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:49:57,201 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1144 mSDsluCounter, 3187 mSDsCounter, 0 mSdLazyCounter, 2571 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 3351 SdHoareTripleChecker+Invalid, 2732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:49:57,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 3351 Invalid, 2732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2571 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:49:57,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15133 states. [2022-03-01 16:49:57,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15133 to 7098. [2022-03-01 16:49:57,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7098 states, 7096 states have (on average 2.8038331454340475) internal successors, (19896), 7097 states have internal predecessors, (19896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7098 states to 7098 states and 19896 transitions. [2022-03-01 16:49:57,340 INFO L78 Accepts]: Start accepts. Automaton has 7098 states and 19896 transitions. Word has length 106 [2022-03-01 16:49:57,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:49:57,340 INFO L470 AbstractCegarLoop]: Abstraction has 7098 states and 19896 transitions. [2022-03-01 16:49:57,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:49:57,340 INFO L276 IsEmpty]: Start isEmpty. Operand 7098 states and 19896 transitions. [2022-03-01 16:49:57,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:49:57,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:49:57,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:49:57,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-01 16:49:57,349 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)] === [2022-03-01 16:49:57,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:49:57,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1777885269, now seen corresponding path program 18 times [2022-03-01 16:49:57,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:49:57,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608644637] [2022-03-01 16:49:57,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:49:57,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:49:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:49:58,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:49:58,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:49:58,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608644637] [2022-03-01 16:49:58,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608644637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:49:58,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:49:58,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:49:58,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647571402] [2022-03-01 16:49:58,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:49:58,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:49:58,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:49:58,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:49:58,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:49:58,431 INFO L87 Difference]: Start difference. First operand 7098 states and 19896 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,832 INFO L93 Difference]: Finished difference Result 15200 states and 41305 transitions. [2022-03-01 16:50:02,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:50:02,832 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:02,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,856 INFO L225 Difference]: With dead ends: 15200 [2022-03-01 16:50:02,857 INFO L226 Difference]: Without dead ends: 15200 [2022-03-01 16:50:02,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=738, Invalid=1812, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 16:50:02,857 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1387 mSDsluCounter, 3246 mSDsCounter, 0 mSdLazyCounter, 2947 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 3101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 2947 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 3436 Invalid, 3101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 2947 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-01 16:50:02,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15200 states. [2022-03-01 16:50:02,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15200 to 7096. [2022-03-01 16:50:03,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7096 states, 7094 states have (on average 2.803777840428531) internal successors, (19890), 7095 states have internal predecessors, (19890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7096 states to 7096 states and 19890 transitions. [2022-03-01 16:50:03,015 INFO L78 Accepts]: Start accepts. Automaton has 7096 states and 19890 transitions. Word has length 106 [2022-03-01 16:50:03,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,015 INFO L470 AbstractCegarLoop]: Abstraction has 7096 states and 19890 transitions. [2022-03-01 16:50:03,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,015 INFO L276 IsEmpty]: Start isEmpty. Operand 7096 states and 19890 transitions. [2022-03-01 16:50:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:03,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:03,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-01 16:50:03,024 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)] === [2022-03-01 16:50:03,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1762424473, now seen corresponding path program 19 times [2022-03-01 16:50:03,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820284211] [2022-03-01 16:50:03,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:04,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:04,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:04,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820284211] [2022-03-01 16:50:04,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820284211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:04,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:04,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:04,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [938521768] [2022-03-01 16:50:04,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:04,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:04,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:04,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:04,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=464, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:04,250 INFO L87 Difference]: Start difference. First operand 7096 states and 19890 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:08,107 INFO L93 Difference]: Finished difference Result 15327 states and 41665 transitions. [2022-03-01 16:50:08,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:50:08,107 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:08,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:08,130 INFO L225 Difference]: With dead ends: 15327 [2022-03-01 16:50:08,130 INFO L226 Difference]: Without dead ends: 15327 [2022-03-01 16:50:08,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=740, Invalid=1810, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 16:50:08,131 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1222 mSDsluCounter, 3077 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 3271 SdHoareTripleChecker+Invalid, 2822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:08,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 3271 Invalid, 2822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:50:08,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15327 states. [2022-03-01 16:50:08,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15327 to 7109. [2022-03-01 16:50:08,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7109 states, 7107 states have (on average 2.8041367665681722) internal successors, (19929), 7108 states have internal predecessors, (19929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7109 states to 7109 states and 19929 transitions. [2022-03-01 16:50:08,276 INFO L78 Accepts]: Start accepts. Automaton has 7109 states and 19929 transitions. Word has length 106 [2022-03-01 16:50:08,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:08,276 INFO L470 AbstractCegarLoop]: Abstraction has 7109 states and 19929 transitions. [2022-03-01 16:50:08,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 7109 states and 19929 transitions. [2022-03-01 16:50:08,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:08,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:08,284 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:08,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-01 16:50:08,284 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)] === [2022-03-01 16:50:08,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:08,285 INFO L85 PathProgramCache]: Analyzing trace with hash -1416866035, now seen corresponding path program 20 times [2022-03-01 16:50:08,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:08,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133355413] [2022-03-01 16:50:08,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:08,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:09,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:09,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133355413] [2022-03-01 16:50:09,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133355413] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:09,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:09,327 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:09,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247700358] [2022-03-01 16:50:09,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:09,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:09,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:09,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:09,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=462, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:09,327 INFO L87 Difference]: Start difference. First operand 7109 states and 19929 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:12,551 INFO L93 Difference]: Finished difference Result 15110 states and 41042 transitions. [2022-03-01 16:50:12,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:12,551 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:12,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:12,575 INFO L225 Difference]: With dead ends: 15110 [2022-03-01 16:50:12,575 INFO L226 Difference]: Without dead ends: 15110 [2022-03-01 16:50:12,576 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=706, Invalid=1744, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:50:12,576 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1322 mSDsluCounter, 2274 mSDsCounter, 0 mSdLazyCounter, 1920 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1322 SdHoareTripleChecker+Valid, 2473 SdHoareTripleChecker+Invalid, 2100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:12,576 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1322 Valid, 2473 Invalid, 2100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1920 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:50:12,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15110 states. [2022-03-01 16:50:12,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15110 to 7114. [2022-03-01 16:50:12,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7114 states, 7112 states have (on average 2.8042744656917886) internal successors, (19944), 7113 states have internal predecessors, (19944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7114 states to 7114 states and 19944 transitions. [2022-03-01 16:50:12,722 INFO L78 Accepts]: Start accepts. Automaton has 7114 states and 19944 transitions. Word has length 106 [2022-03-01 16:50:12,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:12,722 INFO L470 AbstractCegarLoop]: Abstraction has 7114 states and 19944 transitions. [2022-03-01 16:50:12,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,722 INFO L276 IsEmpty]: Start isEmpty. Operand 7114 states and 19944 transitions. [2022-03-01 16:50:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:12,730 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:12,730 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, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:12,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-01 16:50:12,730 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)] === [2022-03-01 16:50:12,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:12,730 INFO L85 PathProgramCache]: Analyzing trace with hash -364052095, now seen corresponding path program 21 times [2022-03-01 16:50:12,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:12,730 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014629939] [2022-03-01 16:50:12,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:13,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:13,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014629939] [2022-03-01 16:50:13,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014629939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:13,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:13,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:13,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266206698] [2022-03-01 16:50:13,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:13,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:13,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:13,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:13,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:13,710 INFO L87 Difference]: Start difference. First operand 7114 states and 19944 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:17,823 INFO L93 Difference]: Finished difference Result 15189 states and 41264 transitions. [2022-03-01 16:50:17,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:50:17,823 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:17,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:17,846 INFO L225 Difference]: With dead ends: 15189 [2022-03-01 16:50:17,846 INFO L226 Difference]: Without dead ends: 15189 [2022-03-01 16:50:17,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=741, Invalid=1809, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 16:50:17,847 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1254 mSDsluCounter, 3119 mSDsCounter, 0 mSdLazyCounter, 2660 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1254 SdHoareTripleChecker+Valid, 3312 SdHoareTripleChecker+Invalid, 2820 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:17,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1254 Valid, 3312 Invalid, 2820 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2660 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:50:17,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15189 states. [2022-03-01 16:50:17,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15189 to 7127. [2022-03-01 16:50:17,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7127 states, 7125 states have (on average 2.8046315789473684) internal successors, (19983), 7126 states have internal predecessors, (19983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7127 states to 7127 states and 19983 transitions. [2022-03-01 16:50:17,999 INFO L78 Accepts]: Start accepts. Automaton has 7127 states and 19983 transitions. Word has length 106 [2022-03-01 16:50:17,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:17,999 INFO L470 AbstractCegarLoop]: Abstraction has 7127 states and 19983 transitions. [2022-03-01 16:50:17,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 7127 states and 19983 transitions. [2022-03-01 16:50:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:18,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:18,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:18,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-01 16:50:18,007 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)] === [2022-03-01 16:50:18,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:18,007 INFO L85 PathProgramCache]: Analyzing trace with hash 2022199961, now seen corresponding path program 22 times [2022-03-01 16:50:18,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:18,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760966726] [2022-03-01 16:50:18,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:18,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:19,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:19,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760966726] [2022-03-01 16:50:19,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760966726] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:19,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:19,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:19,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640458640] [2022-03-01 16:50:19,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:19,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:19,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:19,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:19,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=458, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:19,215 INFO L87 Difference]: Start difference. First operand 7127 states and 19983 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:22,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:22,983 INFO L93 Difference]: Finished difference Result 15059 states and 40913 transitions. [2022-03-01 16:50:22,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:22,983 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:22,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:23,005 INFO L225 Difference]: With dead ends: 15059 [2022-03-01 16:50:23,005 INFO L226 Difference]: Without dead ends: 15059 [2022-03-01 16:50:23,005 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=707, Invalid=1743, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:50:23,005 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1115 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1115 SdHoareTripleChecker+Valid, 3097 SdHoareTripleChecker+Invalid, 2535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:23,005 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1115 Valid, 3097 Invalid, 2535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:50:23,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15059 states. [2022-03-01 16:50:23,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15059 to 7130. [2022-03-01 16:50:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7130 states, 7128 states have (on average 2.8047138047138045) internal successors, (19992), 7129 states have internal predecessors, (19992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7130 states to 7130 states and 19992 transitions. [2022-03-01 16:50:23,138 INFO L78 Accepts]: Start accepts. Automaton has 7130 states and 19992 transitions. Word has length 106 [2022-03-01 16:50:23,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:23,138 INFO L470 AbstractCegarLoop]: Abstraction has 7130 states and 19992 transitions. [2022-03-01 16:50:23,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 7130 states and 19992 transitions. [2022-03-01 16:50:23,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:23,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:23,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:23,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-01 16:50:23,146 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)] === [2022-03-01 16:50:23,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:23,146 INFO L85 PathProgramCache]: Analyzing trace with hash 632161293, now seen corresponding path program 23 times [2022-03-01 16:50:23,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:23,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770894612] [2022-03-01 16:50:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:23,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:24,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:24,089 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:24,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770894612] [2022-03-01 16:50:24,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770894612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:24,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:24,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:24,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859182043] [2022-03-01 16:50:24,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:24,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:24,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:24,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:24,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:24,090 INFO L87 Difference]: Start difference. First operand 7130 states and 19992 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:29,194 INFO L93 Difference]: Finished difference Result 15631 states and 42204 transitions. [2022-03-01 16:50:29,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:50:29,194 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:29,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:29,218 INFO L225 Difference]: With dead ends: 15631 [2022-03-01 16:50:29,218 INFO L226 Difference]: Without dead ends: 15631 [2022-03-01 16:50:29,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=765, Invalid=1887, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:50:29,219 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1429 mSDsluCounter, 2709 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 2910 SdHoareTripleChecker+Invalid, 2645 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:29,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 2910 Invalid, 2645 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:50:29,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15631 states. [2022-03-01 16:50:29,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15631 to 7135. [2022-03-01 16:50:29,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7135 states, 7133 states have (on average 2.8045703070236927) internal successors, (20005), 7134 states have internal predecessors, (20005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7135 states to 7135 states and 20005 transitions. [2022-03-01 16:50:29,362 INFO L78 Accepts]: Start accepts. Automaton has 7135 states and 20005 transitions. Word has length 106 [2022-03-01 16:50:29,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:29,362 INFO L470 AbstractCegarLoop]: Abstraction has 7135 states and 20005 transitions. [2022-03-01 16:50:29,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,362 INFO L276 IsEmpty]: Start isEmpty. Operand 7135 states and 20005 transitions. [2022-03-01 16:50:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:29,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:29,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:29,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-01 16:50:29,370 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)] === [2022-03-01 16:50:29,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:29,370 INFO L85 PathProgramCache]: Analyzing trace with hash 873222997, now seen corresponding path program 24 times [2022-03-01 16:50:29,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:29,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022047186] [2022-03-01 16:50:29,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:29,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:30,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:30,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:30,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022047186] [2022-03-01 16:50:30,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022047186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:30,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:30,836 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:30,836 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435720552] [2022-03-01 16:50:30,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:30,836 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:30,836 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:30,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:30,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:30,837 INFO L87 Difference]: Start difference. First operand 7135 states and 20005 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:36,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:36,642 INFO L93 Difference]: Finished difference Result 15328 states and 41629 transitions. [2022-03-01 16:50:36,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-01 16:50:36,643 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:36,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:36,663 INFO L225 Difference]: With dead ends: 15328 [2022-03-01 16:50:36,663 INFO L226 Difference]: Without dead ends: 15328 [2022-03-01 16:50:36,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=813, Invalid=1943, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:50:36,663 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1323 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 2749 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1323 SdHoareTripleChecker+Valid, 3171 SdHoareTripleChecker+Invalid, 2918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 2749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:36,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1323 Valid, 3171 Invalid, 2918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 2749 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-01 16:50:36,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15328 states. [2022-03-01 16:50:36,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15328 to 7150. [2022-03-01 16:50:36,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7150 states, 7148 states have (on average 2.8049804141018466) internal successors, (20050), 7149 states have internal predecessors, (20050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:36,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7150 states to 7150 states and 20050 transitions. [2022-03-01 16:50:36,798 INFO L78 Accepts]: Start accepts. Automaton has 7150 states and 20050 transitions. Word has length 106 [2022-03-01 16:50:36,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:36,798 INFO L470 AbstractCegarLoop]: Abstraction has 7150 states and 20050 transitions. [2022-03-01 16:50:36,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:36,799 INFO L276 IsEmpty]: Start isEmpty. Operand 7150 states and 20050 transitions. [2022-03-01 16:50:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:36,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:36,806 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:36,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-01 16:50:36,806 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)] === [2022-03-01 16:50:36,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:36,806 INFO L85 PathProgramCache]: Analyzing trace with hash 152876617, now seen corresponding path program 25 times [2022-03-01 16:50:36,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:36,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260391232] [2022-03-01 16:50:36,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:36,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:38,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:38,553 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:38,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260391232] [2022-03-01 16:50:38,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260391232] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:38,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:38,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:38,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942073863] [2022-03-01 16:50:38,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:38,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:38,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:38,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:38,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=467, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:38,554 INFO L87 Difference]: Start difference. First operand 7150 states and 20050 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:43,412 INFO L93 Difference]: Finished difference Result 15264 states and 41479 transitions. [2022-03-01 16:50:43,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:50:43,412 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-03-01 16:50:43,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:43,438 INFO L225 Difference]: With dead ends: 15264 [2022-03-01 16:50:43,439 INFO L226 Difference]: Without dead ends: 15264 [2022-03-01 16:50:43,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=775, Invalid=1877, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:50:43,439 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1265 mSDsluCounter, 2579 mSDsCounter, 0 mSdLazyCounter, 2270 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 2775 SdHoareTripleChecker+Invalid, 2437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 2270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:43,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 2775 Invalid, 2437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 2270 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:50:43,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15264 states. [2022-03-01 16:50:43,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15264 to 7120. [2022-03-01 16:50:43,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7120 states, 7118 states have (on average 2.804158471480753) internal successors, (19960), 7119 states have internal predecessors, (19960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7120 states to 7120 states and 19960 transitions. [2022-03-01 16:50:43,612 INFO L78 Accepts]: Start accepts. Automaton has 7120 states and 19960 transitions. Word has length 106 [2022-03-01 16:50:43,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:43,612 INFO L470 AbstractCegarLoop]: Abstraction has 7120 states and 19960 transitions. [2022-03-01 16:50:43,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,613 INFO L276 IsEmpty]: Start isEmpty. Operand 7120 states and 19960 transitions. [2022-03-01 16:50:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-03-01 16:50:43,621 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:43,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:43,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-01 16:50:43,621 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)] === [2022-03-01 16:50:43,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:43,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1047531985, now seen corresponding path program 26 times [2022-03-01 16:50:43,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:43,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801102346] [2022-03-01 16:50:43,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:43,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:44,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:44,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801102346] [2022-03-01 16:50:44,827 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801102346] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:44,827 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:44,827 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-03-01 16:50:44,827 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214625769] [2022-03-01 16:50:44,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:44,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-03-01 16:50:44,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:44,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-03-01 16:50:44,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=465, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:50:44,827 INFO L87 Difference]: Start difference. First operand 7120 states and 19960 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 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... [2022-03-01 16:50:48,929 WARN L244 SmtUtils]: Removed 24 from assertion stack [2022-03-01 16:50:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:50:48,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=779, Invalid=1873, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:50:48,930 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 717 mSDsluCounter, 2883 mSDsCounter, 0 mSdLazyCounter, 2563 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 3035 SdHoareTripleChecker+Invalid, 2609 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 2563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:48,930 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [717 Valid, 3035 Invalid, 2609 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 2563 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:50:48,931 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-01 16:50:48,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-01 16:50:48,931 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. [2022-03-01 16:50:48,932 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-01 16:50:48,932 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-01 16:50:48,933 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-01 16:50:48,935 INFO L732 BasicCegarLoop]: Path program histogram: [77, 73, 70, 70, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:48,937 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 16:50:48,937 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 16:50:48,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 04:50:48 BasicIcfg [2022-03-01 16:50:48,939 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 16:50:48,939 INFO L158 Benchmark]: Toolchain (without parser) took 842642.29ms. Allocated memory was 204.5MB in the beginning and 4.6GB in the end (delta: 4.4GB). Free memory was 148.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 3.0GB. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 204.5MB. Free memory was 167.7MB in the beginning and 167.7MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: CACSL2BoogieTranslator took 662.43ms. Allocated memory was 204.5MB in the beginning and 245.4MB in the end (delta: 40.9MB). Free memory was 147.9MB in the beginning and 174.7MB in the end (delta: -26.8MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.40ms. Allocated memory is still 245.4MB. Free memory was 174.7MB in the beginning and 170.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: Boogie Preprocessor took 57.87ms. Allocated memory is still 245.4MB. Free memory was 170.1MB in the beginning and 166.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: RCFGBuilder took 656.60ms. Allocated memory is still 245.4MB. Free memory was 166.3MB in the beginning and 203.5MB in the end (delta: -37.2MB). Peak memory consumption was 33.4MB. Max. memory is 8.0GB. [2022-03-01 16:50:48,941 INFO L158 Benchmark]: TraceAbstraction took 841202.16ms. Allocated memory was 245.4MB in the beginning and 4.6GB in the end (delta: 4.3GB). Free memory was 203.0MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 3.0GB. Max. memory is 8.0GB. [2022-03-01 16:50:48,944 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 204.5MB. Free memory was 167.7MB in the beginning and 167.7MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 662.43ms. Allocated memory was 204.5MB in the beginning and 245.4MB in the end (delta: 40.9MB). Free memory was 147.9MB in the beginning and 174.7MB in the end (delta: -26.8MB). Peak memory consumption was 19.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.40ms. Allocated memory is still 245.4MB. Free memory was 174.7MB in the beginning and 170.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 57.87ms. Allocated memory is still 245.4MB. Free memory was 170.1MB in the beginning and 166.3MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 656.60ms. Allocated memory is still 245.4MB. Free memory was 166.3MB in the beginning and 203.5MB in the end (delta: -37.2MB). Peak memory consumption was 33.4MB. Max. memory is 8.0GB. * TraceAbstraction took 841202.16ms. Allocated memory was 245.4MB in the beginning and 4.6GB in the end (delta: 4.3GB). Free memory was 203.0MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 3.0GB. 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 (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1716]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1719]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1722]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1725]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - 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 (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - 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 (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (7120states) and FLOYD_HOARE automaton (currently 32 states, 24 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 120 for 126ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 841.1s, OverallIterations: 325, TraceHistogramMax: 1, PathProgramHistogramMax: 77, EmptinessCheckTime: 2.0s, AutomataDifference: 538.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 313291 SdHoareTripleChecker+Valid, 331.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 313291 mSDsluCounter, 596841 SdHoareTripleChecker+Invalid, 287.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 513059 mSDsCounter, 40535 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 425063 IncrementalHoareTripleChecker+Invalid, 465598 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40535 mSolverCounterUnsat, 95282 mSDtfsCounter, 425063 mSolverCounterSat, 1.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11040 GetRequests, 616 SyntacticMatches, 0 SemanticMatches, 10423 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38471 ImplicationChecksByTransitivity, 243.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26173occurred in iteration=0, InterpolantAutomatonStates: 6457, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 38.2s AutomataMinimizationTime, 324 MinimizatonAttempts, 681795 StatesRemovedByMinimization, 321 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 249.9s InterpolantComputationTime, 32163 NumberOfCodeBlocks, 32163 NumberOfCodeBlocksAsserted, 325 NumberOfCheckSat, 31838 ConstructedInterpolants, 0 QuantifiedInterpolants, 500988 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 325 InterpolantComputations, 325 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