/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/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:37:59,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:37:59,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:37:59,577 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-10 23:37:59,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-10 23:37:59,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-10 23:37:59,578 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-10 23:37:59,579 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-10 23:37:59,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-10 23:37:59,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-10 23:37:59,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-10 23:37:59,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-10 23:37:59,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:37:59,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:37:59,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:37:59,592 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:37:59,593 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:37:59,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:37:59,598 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:37:59,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:37:59,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:37:59,603 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:37:59,604 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:37:59,605 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:37:59,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-10 23:37:59,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-10 23:37:59,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-10 23:37:59,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-10 23:37:59,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-10 23:37:59,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-02-10 23:37:59,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:37:59,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:37:59,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:37:59,617 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:37:59,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:37:59,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:37:59,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:37:59,644 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:37:59,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:37:59,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:37:59,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:37:59,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:37:59,646 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:37:59,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:37:59,646 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:37:59,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:37:59,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:37:59,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:37:59,647 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:37:59,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:37:59,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:37:59,649 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:37:59,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:37:59,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:37:59,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:37:59,856 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:37:59,856 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:37:59,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2022-02-10 23:37:59,903 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11a2f14c/5271b5ac80e94a2f99aed3b235c73094/FLAG3a323ee19 [2022-02-10 23:38:00,285 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:38:00,286 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2022-02-10 23:38:00,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11a2f14c/5271b5ac80e94a2f99aed3b235c73094/FLAG3a323ee19 [2022-02-10 23:38:00,638 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b11a2f14c/5271b5ac80e94a2f99aed3b235c73094 [2022-02-10 23:38:00,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:38:00,640 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:38:00,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:38:00,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:38:00,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:38:00,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:00,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7579da60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00, skipping insertion in model container [2022-02-10 23:38:00,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:00,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:38:00,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:38:00,802 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:38:00,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2022-02-10 23:38:00,898 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2022-02-10 23:38:00,902 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:38:00,912 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:38:00,923 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:38:00,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2022-02-10 23:38:00,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2022-02-10 23:38:00,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:38:00,969 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:38:00,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00 WrapperNode [2022-02-10 23:38:00,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:38:00,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:38:00,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:38:00,970 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:38:00,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:00,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,005 INFO L137 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2022-02-10 23:38:01,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:38:01,006 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:38:01,006 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:38:01,006 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:38:01,012 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,024 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:38:01,037 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:38:01,037 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:38:01,037 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:38:01,047 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (1/1) ... [2022-02-10 23:38:01,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:38:01,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:38:01,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:38:01,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:38:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:38:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2022-02-10 23:38:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2022-02-10 23:38:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-02-10 23:38:01,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-02-10 23:38:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:38:01,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 23:38:01,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:38:01,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:38:01,092 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:38:01,174 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:38:01,175 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:38:01,482 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:38:01,532 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:38:01,532 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-02-10 23:38:01,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:38:01 BoogieIcfgContainer [2022-02-10 23:38:01,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:38:01,535 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:38:01,535 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:38:01,538 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:38:01,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:38:00" (1/3) ... [2022-02-10 23:38:01,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a5a34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:38:01, skipping insertion in model container [2022-02-10 23:38:01,539 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:38:00" (2/3) ... [2022-02-10 23:38:01,540 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a5a34e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:38:01, skipping insertion in model container [2022-02-10 23:38:01,540 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:38:01" (3/3) ... [2022-02-10 23:38:01,541 INFO L112 eAbstractionObserver]: Analyzing ICFG szymanski.i [2022-02-10 23:38:01,544 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:38:01,544 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:38:01,545 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-02-10 23:38:01,545 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:38:01,585 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,586 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,587 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,588 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,589 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,590 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,591 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,592 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,593 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,594 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,594 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,594 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,594 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,594 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,595 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,596 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,596 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,596 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,596 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#in~_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#in~_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,597 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,598 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,599 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,600 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,601 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,602 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,603 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,604 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,605 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,606 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,606 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,606 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,608 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,608 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,608 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable |thr2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~f12~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,609 WARN L322 ript$VariableManager]: TermVariable thr2Thread1of1ForFork0_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~f21~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,610 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,611 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,611 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,611 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,611 WARN L322 ript$VariableManager]: TermVariable thr1Thread1of1ForFork1_~_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,611 WARN L322 ript$VariableManager]: TermVariable |thr1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:38:01,613 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 23:38:01,664 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:38:01,669 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:38:01,669 INFO L340 AbstractCegarLoop]: Starting to check reachability of 68 error locations. [2022-02-10 23:38:01,677 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 158 places, 171 transitions, 358 flow [2022-02-10 23:38:02,246 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 23778 states, 23184 states have (on average 3.32324016563147) internal successors, (77046), 23777 states have internal predecessors, (77046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 23778 states, 23184 states have (on average 3.32324016563147) internal successors, (77046), 23777 states have internal predecessors, (77046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-02-10 23:38:02,302 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:02,303 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:02,304 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:02,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:02,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1174835210, now seen corresponding path program 1 times [2022-02-10 23:38:02,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:02,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067717455] [2022-02-10 23:38:02,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:02,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:02,558 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:02,558 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067717455] [2022-02-10 23:38:02,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067717455] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:02,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:02,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-02-10 23:38:02,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906718740] [2022-02-10 23:38:02,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:02,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-10 23:38:02,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:02,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-10 23:38:02,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 23:38:02,659 INFO L87 Difference]: Start difference. First operand has 23778 states, 23184 states have (on average 3.32324016563147) internal successors, (77046), 23777 states have internal predecessors, (77046), 0 states have call successors, (0), 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 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:02,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:02,829 INFO L93 Difference]: Finished difference Result 12088 states and 37339 transitions. [2022-02-10 23:38:02,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-10 23:38:02,836 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-02-10 23:38:02,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:02,913 INFO L225 Difference]: With dead ends: 12088 [2022-02-10 23:38:02,913 INFO L226 Difference]: Without dead ends: 12073 [2022-02-10 23:38:02,915 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-10 23:38:02,917 INFO L934 BasicCegarLoop]: 90 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:02,918 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 90 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:38:02,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12073 states. [2022-02-10 23:38:03,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12073 to 12073. [2022-02-10 23:38:03,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12073 states, 12041 states have (on average 3.097583257204551) internal successors, (37298), 12072 states have internal predecessors, (37298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12073 states to 12073 states and 37298 transitions. [2022-02-10 23:38:03,390 INFO L78 Accepts]: Start accepts. Automaton has 12073 states and 37298 transitions. Word has length 23 [2022-02-10 23:38:03,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:03,391 INFO L470 AbstractCegarLoop]: Abstraction has 12073 states and 37298 transitions. [2022-02-10 23:38:03,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 23.0) internal successors, (23), 2 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 12073 states and 37298 transitions. [2022-02-10 23:38:03,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-02-10 23:38:03,394 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:03,394 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:03,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:38:03,394 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:03,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:03,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1012490426, now seen corresponding path program 1 times [2022-02-10 23:38:03,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:03,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258054253] [2022-02-10 23:38:03,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:03,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:03,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:03,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258054253] [2022-02-10 23:38:03,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258054253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:03,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:03,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:38:03,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958511151] [2022-02-10 23:38:03,591 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:03,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:38:03,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:03,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:38:03,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:03,594 INFO L87 Difference]: Start difference. First operand 12073 states and 37298 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:03,963 INFO L93 Difference]: Finished difference Result 10917 states and 33558 transitions. [2022-02-10 23:38:03,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:38:03,963 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-02-10 23:38:03,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:04,001 INFO L225 Difference]: With dead ends: 10917 [2022-02-10 23:38:04,001 INFO L226 Difference]: Without dead ends: 10845 [2022-02-10 23:38:04,001 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:04,002 INFO L934 BasicCegarLoop]: 271 mSDtfsCounter, 322 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 559 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:04,003 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 559 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:38:04,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10845 states. [2022-02-10 23:38:04,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10845 to 10845. [2022-02-10 23:38:04,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10845 states, 10829 states have (on average 3.0790470034167514) internal successors, (33343), 10844 states have internal predecessors, (33343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10845 states to 10845 states and 33343 transitions. [2022-02-10 23:38:04,284 INFO L78 Accepts]: Start accepts. Automaton has 10845 states and 33343 transitions. Word has length 35 [2022-02-10 23:38:04,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:04,285 INFO L470 AbstractCegarLoop]: Abstraction has 10845 states and 33343 transitions. [2022-02-10 23:38:04,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 10845 states and 33343 transitions. [2022-02-10 23:38:04,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-02-10 23:38:04,290 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:04,291 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:04,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:38:04,291 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:04,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:04,292 INFO L85 PathProgramCache]: Analyzing trace with hash 531507710, now seen corresponding path program 1 times [2022-02-10 23:38:04,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:04,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727541622] [2022-02-10 23:38:04,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:04,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:04,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:04,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727541622] [2022-02-10 23:38:04,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727541622] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:04,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:04,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:04,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261190250] [2022-02-10 23:38:04,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:04,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:04,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:04,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:04,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:04,349 INFO L87 Difference]: Start difference. First operand 10845 states and 33343 transitions. Second operand has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:04,464 INFO L93 Difference]: Finished difference Result 10938 states and 33581 transitions. [2022-02-10 23:38:04,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:04,464 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2022-02-10 23:38:04,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:04,496 INFO L225 Difference]: With dead ends: 10938 [2022-02-10 23:38:04,496 INFO L226 Difference]: Without dead ends: 10938 [2022-02-10 23:38:04,499 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:04,501 INFO L934 BasicCegarLoop]: 121 mSDtfsCounter, 51 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:04,503 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [51 Valid, 196 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:04,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10938 states. [2022-02-10 23:38:04,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10938 to 10803. [2022-02-10 23:38:04,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10803 states, 10787 states have (on average 3.0769444701956057) internal successors, (33191), 10802 states have internal predecessors, (33191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10803 states to 10803 states and 33191 transitions. [2022-02-10 23:38:04,829 INFO L78 Accepts]: Start accepts. Automaton has 10803 states and 33191 transitions. Word has length 35 [2022-02-10 23:38:04,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:04,829 INFO L470 AbstractCegarLoop]: Abstraction has 10803 states and 33191 transitions. [2022-02-10 23:38:04,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 17.5) internal successors, (35), 3 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,829 INFO L276 IsEmpty]: Start isEmpty. Operand 10803 states and 33191 transitions. [2022-02-10 23:38:04,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-02-10 23:38:04,831 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:04,831 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:04,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:38:04,832 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err12ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:04,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:04,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1397500860, now seen corresponding path program 1 times [2022-02-10 23:38:04,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:04,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966948257] [2022-02-10 23:38:04,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:04,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:04,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966948257] [2022-02-10 23:38:04,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966948257] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:04,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:04,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:04,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268282552] [2022-02-10 23:38:04,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:04,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:04,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:04,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:04,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:04,856 INFO L87 Difference]: Start difference. First operand 10803 states and 33191 transitions. Second operand has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:04,967 INFO L93 Difference]: Finished difference Result 11085 states and 33718 transitions. [2022-02-10 23:38:04,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:04,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-02-10 23:38:04,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:04,999 INFO L225 Difference]: With dead ends: 11085 [2022-02-10 23:38:04,999 INFO L226 Difference]: Without dead ends: 11035 [2022-02-10 23:38:04,999 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:05,007 INFO L934 BasicCegarLoop]: 128 mSDtfsCounter, 93 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:05,008 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 205 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:05,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11035 states. [2022-02-10 23:38:05,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11035 to 10452. [2022-02-10 23:38:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10452 states, 10438 states have (on average 3.0584403142364436) internal successors, (31924), 10451 states have internal predecessors, (31924), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10452 states to 10452 states and 31924 transitions. [2022-02-10 23:38:05,275 INFO L78 Accepts]: Start accepts. Automaton has 10452 states and 31924 transitions. Word has length 38 [2022-02-10 23:38:05,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:05,277 INFO L470 AbstractCegarLoop]: Abstraction has 10452 states and 31924 transitions. [2022-02-10 23:38:05,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,277 INFO L276 IsEmpty]: Start isEmpty. Operand 10452 states and 31924 transitions. [2022-02-10 23:38:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-02-10 23:38:05,279 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:05,280 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:05,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:38:05,280 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr2Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:05,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:05,280 INFO L85 PathProgramCache]: Analyzing trace with hash -814186702, now seen corresponding path program 1 times [2022-02-10 23:38:05,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:05,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82322808] [2022-02-10 23:38:05,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:05,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:05,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82322808] [2022-02-10 23:38:05,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82322808] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:05,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:05,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:38:05,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579931266] [2022-02-10 23:38:05,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:05,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:38:05,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:05,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:38:05,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:05,322 INFO L87 Difference]: Start difference. First operand 10452 states and 31924 transitions. Second operand has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:05,486 INFO L93 Difference]: Finished difference Result 10469 states and 31912 transitions. [2022-02-10 23:38:05,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:38:05,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2022-02-10 23:38:05,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:05,513 INFO L225 Difference]: With dead ends: 10469 [2022-02-10 23:38:05,513 INFO L226 Difference]: Without dead ends: 10263 [2022-02-10 23:38:05,513 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:38:05,514 INFO L934 BasicCegarLoop]: 122 mSDtfsCounter, 54 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:05,514 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [54 Valid, 197 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:05,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10263 states. [2022-02-10 23:38:05,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10263 to 10147. [2022-02-10 23:38:05,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10147 states, 10135 states have (on average 3.0569314257523432) internal successors, (30982), 10146 states have internal predecessors, (30982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10147 states to 10147 states and 30982 transitions. [2022-02-10 23:38:05,706 INFO L78 Accepts]: Start accepts. Automaton has 10147 states and 30982 transitions. Word has length 41 [2022-02-10 23:38:05,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:05,707 INFO L470 AbstractCegarLoop]: Abstraction has 10147 states and 30982 transitions. [2022-02-10 23:38:05,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.5) internal successors, (41), 3 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,707 INFO L276 IsEmpty]: Start isEmpty. Operand 10147 states and 30982 transitions. [2022-02-10 23:38:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-10 23:38:05,718 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:05,718 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:05,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:38:05,718 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr2Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:05,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:05,719 INFO L85 PathProgramCache]: Analyzing trace with hash 784867473, now seen corresponding path program 1 times [2022-02-10 23:38:05,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:05,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120029063] [2022-02-10 23:38:05,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:05,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:05,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:05,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120029063] [2022-02-10 23:38:05,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120029063] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:05,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:05,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 23:38:05,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1726421134] [2022-02-10 23:38:05,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:05,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 23:38:05,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:05,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 23:38:05,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 23:38:05,752 INFO L87 Difference]: Start difference. First operand 10147 states and 30982 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:05,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:05,985 INFO L93 Difference]: Finished difference Result 16659 states and 49992 transitions. [2022-02-10 23:38:05,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-10 23:38:05,986 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-02-10 23:38:05,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:06,028 INFO L225 Difference]: With dead ends: 16659 [2022-02-10 23:38:06,028 INFO L226 Difference]: Without dead ends: 16659 [2022-02-10 23:38:06,028 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:38:06,029 INFO L934 BasicCegarLoop]: 172 mSDtfsCounter, 159 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:06,029 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [159 Valid, 413 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:06,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16659 states. [2022-02-10 23:38:06,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16659 to 11492. [2022-02-10 23:38:06,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11492 states, 11480 states have (on average 3.0498257839721252) internal successors, (35012), 11491 states have internal predecessors, (35012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11492 states to 11492 states and 35012 transitions. [2022-02-10 23:38:06,321 INFO L78 Accepts]: Start accepts. Automaton has 11492 states and 35012 transitions. Word has length 54 [2022-02-10 23:38:06,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:06,321 INFO L470 AbstractCegarLoop]: Abstraction has 11492 states and 35012 transitions. [2022-02-10 23:38:06,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 11492 states and 35012 transitions. [2022-02-10 23:38:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-10 23:38:06,335 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:06,336 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:06,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:38:06,336 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:06,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:06,336 INFO L85 PathProgramCache]: Analyzing trace with hash -841735468, now seen corresponding path program 1 times [2022-02-10 23:38:06,336 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:06,336 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913111996] [2022-02-10 23:38:06,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:06,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:06,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:06,362 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:06,362 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913111996] [2022-02-10 23:38:06,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913111996] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:06,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:06,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 23:38:06,363 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272774712] [2022-02-10 23:38:06,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:06,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 23:38:06,363 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:06,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 23:38:06,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 23:38:06,364 INFO L87 Difference]: Start difference. First operand 11492 states and 35012 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:06,518 INFO L93 Difference]: Finished difference Result 14926 states and 45245 transitions. [2022-02-10 23:38:06,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-10 23:38:06,527 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-02-10 23:38:06,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:06,616 INFO L225 Difference]: With dead ends: 14926 [2022-02-10 23:38:06,617 INFO L226 Difference]: Without dead ends: 14719 [2022-02-10 23:38:06,617 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:38:06,617 INFO L934 BasicCegarLoop]: 163 mSDtfsCounter, 177 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:06,618 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [177 Valid, 364 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:06,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14719 states. [2022-02-10 23:38:06,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14719 to 11576. [2022-02-10 23:38:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11576 states, 11564 states have (on average 3.0403839501902454) internal successors, (35159), 11575 states have internal predecessors, (35159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11576 states to 11576 states and 35159 transitions. [2022-02-10 23:38:06,971 INFO L78 Accepts]: Start accepts. Automaton has 11576 states and 35159 transitions. Word has length 54 [2022-02-10 23:38:06,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:06,971 INFO L470 AbstractCegarLoop]: Abstraction has 11576 states and 35159 transitions. [2022-02-10 23:38:06,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 11576 states and 35159 transitions. [2022-02-10 23:38:06,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-10 23:38:06,983 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:06,983 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:06,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:38:06,984 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:06,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:06,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1926156978, now seen corresponding path program 2 times [2022-02-10 23:38:06,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:06,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897495612] [2022-02-10 23:38:06,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:06,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:06,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:07,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:07,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897495612] [2022-02-10 23:38:07,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897495612] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:07,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:07,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 23:38:07,021 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536411423] [2022-02-10 23:38:07,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:07,021 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 23:38:07,021 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:07,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 23:38:07,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 23:38:07,022 INFO L87 Difference]: Start difference. First operand 11576 states and 35159 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:07,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:07,180 INFO L93 Difference]: Finished difference Result 17514 states and 52364 transitions. [2022-02-10 23:38:07,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-10 23:38:07,181 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-02-10 23:38:07,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:07,222 INFO L225 Difference]: With dead ends: 17514 [2022-02-10 23:38:07,222 INFO L226 Difference]: Without dead ends: 17514 [2022-02-10 23:38:07,222 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:38:07,223 INFO L934 BasicCegarLoop]: 154 mSDtfsCounter, 182 mSDsluCounter, 291 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:07,223 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [182 Valid, 394 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:07,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17514 states. [2022-02-10 23:38:07,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17514 to 12531. [2022-02-10 23:38:07,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12531 states, 12519 states have (on average 3.037303298985542) internal successors, (38024), 12530 states have internal predecessors, (38024), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:07,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12531 states to 12531 states and 38024 transitions. [2022-02-10 23:38:07,610 INFO L78 Accepts]: Start accepts. Automaton has 12531 states and 38024 transitions. Word has length 54 [2022-02-10 23:38:07,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:07,611 INFO L470 AbstractCegarLoop]: Abstraction has 12531 states and 38024 transitions. [2022-02-10 23:38:07,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 12531 states and 38024 transitions. [2022-02-10 23:38:07,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-02-10 23:38:07,624 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:07,624 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:07,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:38:07,624 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err11ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:07,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:07,624 INFO L85 PathProgramCache]: Analyzing trace with hash 438040002, now seen corresponding path program 3 times [2022-02-10 23:38:07,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:07,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008308899] [2022-02-10 23:38:07,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:07,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:07,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:07,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:07,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008308899] [2022-02-10 23:38:07,673 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008308899] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:07,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:07,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-02-10 23:38:07,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122016734] [2022-02-10 23:38:07,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:07,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-02-10 23:38:07,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:07,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-02-10 23:38:07,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-02-10 23:38:07,674 INFO L87 Difference]: Start difference. First operand 12531 states and 38024 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:07,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:07,812 INFO L93 Difference]: Finished difference Result 11689 states and 34858 transitions. [2022-02-10 23:38:07,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-02-10 23:38:07,813 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-02-10 23:38:07,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:07,837 INFO L225 Difference]: With dead ends: 11689 [2022-02-10 23:38:07,837 INFO L226 Difference]: Without dead ends: 11284 [2022-02-10 23:38:07,837 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:38:07,838 INFO L934 BasicCegarLoop]: 158 mSDtfsCounter, 138 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:07,838 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [138 Valid, 347 Invalid, 192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:07,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11284 states. [2022-02-10 23:38:07,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11284 to 9402. [2022-02-10 23:38:07,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9402 states, 9400 states have (on average 2.9693617021276597) internal successors, (27912), 9401 states have internal predecessors, (27912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9402 states to 9402 states and 27912 transitions. [2022-02-10 23:38:08,016 INFO L78 Accepts]: Start accepts. Automaton has 9402 states and 27912 transitions. Word has length 54 [2022-02-10 23:38:08,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:08,016 INFO L470 AbstractCegarLoop]: Abstraction has 9402 states and 27912 transitions. [2022-02-10 23:38:08,017 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 9402 states and 27912 transitions. [2022-02-10 23:38:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-02-10 23:38:08,034 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:08,034 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:08,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:38:08,035 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [thr2Err0ASSERT_VIOLATIONDATA_RACE, thr2Err1ASSERT_VIOLATIONDATA_RACE, thr2Err3ASSERT_VIOLATIONDATA_RACE, thr2Err2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2022-02-10 23:38:08,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:08,035 INFO L85 PathProgramCache]: Analyzing trace with hash -705370665, now seen corresponding path program 1 times [2022-02-10 23:38:08,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:08,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113836726] [2022-02-10 23:38:08,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:08,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:08,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:08,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:08,127 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:08,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113836726] [2022-02-10 23:38:08,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113836726] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:08,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:08,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:38:08,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447733373] [2022-02-10 23:38:08,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:08,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:38:08,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:08,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:38:08,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:08,129 INFO L87 Difference]: Start difference. First operand 9402 states and 27912 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:08,292 INFO L93 Difference]: Finished difference Result 9366 states and 27836 transitions. [2022-02-10 23:38:08,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:38:08,292 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2022-02-10 23:38:08,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:08,292 INFO L225 Difference]: With dead ends: 9366 [2022-02-10 23:38:08,292 INFO L226 Difference]: Without dead ends: 0 [2022-02-10 23:38:08,292 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:38:08,293 INFO L934 BasicCegarLoop]: 167 mSDtfsCounter, 144 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 437 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:08,294 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 437 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:38:08,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-10 23:38:08,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-10 23:38:08,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-10 23:38:08,295 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2022-02-10 23:38:08,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:08,295 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-10 23:38:08,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 6 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-10 23:38:08,295 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-10 23:38:08,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (67 of 68 remaining) [2022-02-10 23:38:08,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (66 of 68 remaining) [2022-02-10 23:38:08,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE (65 of 68 remaining) [2022-02-10 23:38:08,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE (64 of 68 remaining) [2022-02-10 23:38:08,297 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE (63 of 68 remaining) [2022-02-10 23:38:08,298 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE (62 of 68 remaining) [2022-02-10 23:38:08,298 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err8ASSERT_VIOLATIONDATA_RACE (61 of 68 remaining) [2022-02-10 23:38:08,298 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err6ASSERT_VIOLATIONDATA_RACE (60 of 68 remaining) [2022-02-10 23:38:08,298 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err9ASSERT_VIOLATIONDATA_RACE (59 of 68 remaining) [2022-02-10 23:38:08,298 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err7ASSERT_VIOLATIONDATA_RACE (58 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err10ASSERT_VIOLATIONDATA_RACE (57 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err11ASSERT_VIOLATIONDATA_RACE (56 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err12ASSERT_VIOLATIONDATA_RACE (55 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err13ASSERT_VIOLATIONDATA_RACE (54 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err15ASSERT_VIOLATIONDATA_RACE (53 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err14ASSERT_VIOLATIONDATA_RACE (52 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (51 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (50 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (49 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (48 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (47 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (46 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (45 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (44 of 68 remaining) [2022-02-10 23:38:08,299 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (43 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (42 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (41 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (40 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (39 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (38 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (37 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (36 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (35 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (34 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (33 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (32 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err0ASSERT_VIOLATIONDATA_RACE (31 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err1ASSERT_VIOLATIONDATA_RACE (30 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err3ASSERT_VIOLATIONDATA_RACE (29 of 68 remaining) [2022-02-10 23:38:08,300 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err2ASSERT_VIOLATIONDATA_RACE (28 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err4ASSERT_VIOLATIONDATA_RACE (27 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err5ASSERT_VIOLATIONDATA_RACE (26 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err8ASSERT_VIOLATIONDATA_RACE (25 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err6ASSERT_VIOLATIONDATA_RACE (24 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err9ASSERT_VIOLATIONDATA_RACE (23 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err7ASSERT_VIOLATIONDATA_RACE (22 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err10ASSERT_VIOLATIONDATA_RACE (21 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err11ASSERT_VIOLATIONDATA_RACE (20 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err12ASSERT_VIOLATIONDATA_RACE (19 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err13ASSERT_VIOLATIONDATA_RACE (18 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err15ASSERT_VIOLATIONDATA_RACE (17 of 68 remaining) [2022-02-10 23:38:08,301 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr2Err14ASSERT_VIOLATIONDATA_RACE (16 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (15 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (14 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (13 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (11 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err5ASSERT_VIOLATIONDATA_RACE (10 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err8ASSERT_VIOLATIONDATA_RACE (9 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err6ASSERT_VIOLATIONDATA_RACE (8 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err9ASSERT_VIOLATIONDATA_RACE (7 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err7ASSERT_VIOLATIONDATA_RACE (6 of 68 remaining) [2022-02-10 23:38:08,302 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err10ASSERT_VIOLATIONDATA_RACE (5 of 68 remaining) [2022-02-10 23:38:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err11ASSERT_VIOLATIONDATA_RACE (4 of 68 remaining) [2022-02-10 23:38:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err12ASSERT_VIOLATIONDATA_RACE (3 of 68 remaining) [2022-02-10 23:38:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err13ASSERT_VIOLATIONDATA_RACE (2 of 68 remaining) [2022-02-10 23:38:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err15ASSERT_VIOLATIONDATA_RACE (1 of 68 remaining) [2022-02-10 23:38:08,303 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err14ASSERT_VIOLATIONDATA_RACE (0 of 68 remaining) [2022-02-10 23:38:08,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:38:08,305 INFO L733 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:08,308 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:38:08,308 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:38:08,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:38:08 BasicIcfg [2022-02-10 23:38:08,311 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:38:08,311 INFO L158 Benchmark]: Toolchain (without parser) took 7670.46ms. Allocated memory was 192.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 141.2MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 573.8MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,311 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:38:08,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.07ms. Allocated memory is still 192.9MB. Free memory was 141.0MB in the beginning and 159.7MB in the end (delta: -18.6MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.66ms. Allocated memory is still 192.9MB. Free memory was 159.7MB in the beginning and 157.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,312 INFO L158 Benchmark]: Boogie Preprocessor took 30.29ms. Allocated memory is still 192.9MB. Free memory was 157.6MB in the beginning and 155.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,312 INFO L158 Benchmark]: RCFGBuilder took 497.32ms. Allocated memory is still 192.9MB. Free memory was 155.5MB in the beginning and 132.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,312 INFO L158 Benchmark]: TraceAbstraction took 6775.33ms. Allocated memory was 192.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 132.4MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 565.7MB. Max. memory is 8.0GB. [2022-02-10 23:38:08,313 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 192.9MB. Free memory is still 158.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 328.07ms. Allocated memory is still 192.9MB. Free memory was 141.0MB in the beginning and 159.7MB in the end (delta: -18.6MB). Peak memory consumption was 13.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.66ms. Allocated memory is still 192.9MB. Free memory was 159.7MB in the beginning and 157.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.29ms. Allocated memory is still 192.9MB. Free memory was 157.6MB in the beginning and 155.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 497.32ms. Allocated memory is still 192.9MB. Free memory was 155.5MB in the beginning and 132.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 6775.33ms. Allocated memory was 192.9MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 132.4MB in the beginning and 1.6GB in the end (delta: -1.4GB). Peak memory consumption was 565.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 764]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 772]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 768]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 775]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 779]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 791]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 782]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 794]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 786]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 798]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 801]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 802]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 804]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 812]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 808]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 704]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 715]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 718]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 722]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 734]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 725]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 737]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 729]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 744]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 745]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 747]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 755]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 751]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 820]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 821]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 250 locations, 68 error locations. Started 1 CEGAR loops. OverallTime: 6.6s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1320 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1320 mSDsluCounter, 3202 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2228 mSDsCounter, 116 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1587 IncrementalHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 116 mSolverCounterUnsat, 1546 mSDtfsCounter, 1587 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23778occurred in iteration=0, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 16009 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 454 NumberOfCodeBlocks, 454 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 444 ConstructedInterpolants, 0 QuantifiedInterpolants, 650 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 34 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-10 23:38:08,347 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...