/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-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/05-lval_ls_08-glob_fld_2_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 21:36:42,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 21:36:42,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 21:36:42,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 21:36:42,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 21:36:42,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 21:36:42,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 21:36:42,577 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 21:36:42,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 21:36:42,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 21:36:42,579 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 21:36:42,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... 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[2022-02-18 21:36:42,612 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 21:36:42,613 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 21:36:42,613 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 21:36:42,614 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-POR-NewStatesSleep-NoLbe.epf [2022-02-18 21:36:42,640 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 21:36:42,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 21:36:42,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 21:36:42,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 21:36:42,642 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 21:36:42,642 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 21:36:42,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 21:36:42,642 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 21:36:42,643 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 21:36:42,643 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 21:36:42,643 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 21:36:42,643 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 21:36:42,643 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 21:36:42,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 21:36:42,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 21:36:42,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 21:36:42,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 21:36:42,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 21:36:42,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 21:36:42,647 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 21:36:42,647 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-18 21:36:42,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 21:36:42,647 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-18 21:36:42,647 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-18 21:36:42,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 21:36:42,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 21:36:42,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 21:36:42,853 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 21:36:42,860 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 21:36:42,862 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/05-lval_ls_08-glob_fld_2_rc.i [2022-02-18 21:36:42,912 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a34ea08/7ce87b87476e444cb14df6398ad3ae8e/FLAG32bca7dd9 [2022-02-18 21:36:43,345 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 21:36:43,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/05-lval_ls_08-glob_fld_2_rc.i [2022-02-18 21:36:43,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a34ea08/7ce87b87476e444cb14df6398ad3ae8e/FLAG32bca7dd9 [2022-02-18 21:36:43,366 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14a34ea08/7ce87b87476e444cb14df6398ad3ae8e [2022-02-18 21:36:43,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 21:36:43,369 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 21:36:43,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 21:36:43,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 21:36:43,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 21:36:43,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48e2cec1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43, skipping insertion in model container [2022-02-18 21:36:43,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,379 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 21:36:43,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 21:36:43,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 21:36:43,668 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 21:36:43,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 21:36:43,735 INFO L208 MainTranslator]: Completed translation [2022-02-18 21:36:43,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43 WrapperNode [2022-02-18 21:36:43,735 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 21:36:43,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 21:36:43,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 21:36:43,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 21:36:43,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,771 INFO L137 Inliner]: procedures = 161, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2022-02-18 21:36:43,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 21:36:43,771 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 21:36:43,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 21:36:43,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 21:36:43,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,779 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,779 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 21:36:43,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 21:36:43,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 21:36:43,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 21:36:43,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (1/1) ... [2022-02-18 21:36:43,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 21:36:43,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 21:36:43,827 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) [2022-02-18 21:36:43,834 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 [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-18 21:36:43,859 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 21:36:43,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 21:36:43,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 21:36:43,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 21:36:43,860 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 21:36:43,924 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 21:36:43,925 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 21:36:44,083 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 21:36:44,088 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 21:36:44,088 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-18 21:36:44,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:36:44 BoogieIcfgContainer [2022-02-18 21:36:44,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 21:36:44,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 21:36:44,090 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 21:36:44,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 21:36:44,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 09:36:43" (1/3) ... [2022-02-18 21:36:44,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@290a27fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:36:44, skipping insertion in model container [2022-02-18 21:36:44,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 09:36:43" (2/3) ... [2022-02-18 21:36:44,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@290a27fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 09:36:44, skipping insertion in model container [2022-02-18 21:36:44,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 09:36:44" (3/3) ... [2022-02-18 21:36:44,098 INFO L111 eAbstractionObserver]: Analyzing ICFG 05-lval_ls_08-glob_fld_2_rc.i [2022-02-18 21:36:44,101 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 21:36:44,101 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 21:36:44,101 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-02-18 21:36:44,101 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 21:36:44,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,136 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,136 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,141 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,142 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,143 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,144 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,146 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~mem2| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~post3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 21:36:44,154 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-18 21:36:44,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-18 21:36:44,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 21:36:44,185 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-18 21:36:44,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-18 21:36:44,202 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 21:36:44,206 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=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-02-18 21:36:44,206 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2022-02-18 21:36:44,232 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:44,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:44,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1079997475, now seen corresponding path program 1 times [2022-02-18 21:36:44,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:44,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397182739] [2022-02-18 21:36:44,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:44,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:44,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:36:44,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:36:44,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:36:44,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397182739] [2022-02-18 21:36:44,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397182739] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:36:44,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:36:44,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 21:36:44,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807972109] [2022-02-18 21:36:44,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:36:44,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 21:36:44,462 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:36:44,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 21:36:44,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 21:36:44,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:44,477 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:36:44,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.0) internal successors, (30), 6 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 21:36:44,478 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:44,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 21:36:44,525 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:44,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:44,527 INFO L85 PathProgramCache]: Analyzing trace with hash 712783330, now seen corresponding path program 1 times [2022-02-18 21:36:44,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:44,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649836435] [2022-02-18 21:36:44,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:44,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:44,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:36:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:36:44,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:36:44,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649836435] [2022-02-18 21:36:44,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649836435] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:36:44,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:36:44,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 21:36:44,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885260202] [2022-02-18 21:36:44,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:36:44,699 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 21:36:44,699 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:36:44,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 21:36:44,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 21:36:44,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:44,700 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:36:44,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.6) internal successors, (38), 6 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) [2022-02-18 21:36:44,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:44,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 21:36:44,797 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:44,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:44,798 INFO L85 PathProgramCache]: Analyzing trace with hash 124382723, now seen corresponding path program 1 times [2022-02-18 21:36:44,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:44,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105259325] [2022-02-18 21:36:44,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:44,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:36:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:36:44,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:36:44,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105259325] [2022-02-18 21:36:44,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105259325] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:36:44,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:36:44,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 21:36:44,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908322198] [2022-02-18 21:36:44,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:36:44,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 21:36:44,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:36:44,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 21:36:44,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 21:36:44,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:44,915 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:36:44,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 21:36:44,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:44,916 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:45,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 21:36:45,018 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:45,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:45,019 INFO L85 PathProgramCache]: Analyzing trace with hash -752274663, now seen corresponding path program 1 times [2022-02-18 21:36:45,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:45,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033992212] [2022-02-18 21:36:45,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:45,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:45,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:36:45,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:36:45,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:36:45,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033992212] [2022-02-18 21:36:45,154 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033992212] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:36:45,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:36:45,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 21:36:45,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072877582] [2022-02-18 21:36:45,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:36:45,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 21:36:45,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:36:45,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 21:36:45,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 21:36:45,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:45,156 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:36:45,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 21:36:45,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:45,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 21:36:45,295 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:45,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:45,296 INFO L85 PathProgramCache]: Analyzing trace with hash 514007803, now seen corresponding path program 1 times [2022-02-18 21:36:45,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:45,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580269915] [2022-02-18 21:36:45,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:45,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:45,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 21:36:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 21:36:45,381 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 21:36:45,381 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580269915] [2022-02-18 21:36:45,381 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580269915] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 21:36:45,381 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 21:36:45,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 21:36:45,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706186649] [2022-02-18 21:36:45,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 21:36:45,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 21:36:45,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 21:36:45,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 21:36:45,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 21:36:45,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:45,383 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-18 21:36:45,383 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.2) internal successors, (86), 6 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 21:36:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,383 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:45,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-18 21:36:46,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:46,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 21:36:46,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 21:36:46,077 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2022-02-18 21:36:46,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 21:36:46,078 INFO L85 PathProgramCache]: Analyzing trace with hash 942485296, now seen corresponding path program 1 times [2022-02-18 21:36:46,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 21:36:46,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950319325] [2022-02-18 21:36:46,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 21:36:46,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 21:36:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 21:36:46,121 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-18 21:36:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-18 21:36:46,149 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-18 21:36:46,149 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-18 21:36:46,150 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 10 remaining) [2022-02-18 21:36:46,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (8 of 10 remaining) [2022-02-18 21:36:46,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (7 of 10 remaining) [2022-02-18 21:36:46,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (6 of 10 remaining) [2022-02-18 21:36:46,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (5 of 10 remaining) [2022-02-18 21:36:46,151 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 10 remaining) [2022-02-18 21:36:46,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 10 remaining) [2022-02-18 21:36:46,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (2 of 10 remaining) [2022-02-18 21:36:46,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 10 remaining) [2022-02-18 21:36:46,152 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 10 remaining) [2022-02-18 21:36:46,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 21:36:46,156 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-02-18 21:36:46,159 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 21:36:46,159 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 21:36:46,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 09:36:46 BasicIcfg [2022-02-18 21:36:46,187 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 21:36:46,188 INFO L158 Benchmark]: Toolchain (without parser) took 2818.22ms. Allocated memory was 209.7MB in the beginning and 303.0MB in the end (delta: 93.3MB). Free memory was 157.3MB in the beginning and 247.9MB in the end (delta: -90.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,188 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 209.7MB. Free memory was 175.0MB in the beginning and 175.0MB in the end (delta: 74.4kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 21:36:46,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.05ms. Allocated memory is still 209.7MB. Free memory was 157.1MB in the beginning and 176.1MB in the end (delta: -19.0MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.31ms. Allocated memory is still 209.7MB. Free memory was 176.1MB in the beginning and 174.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,189 INFO L158 Benchmark]: Boogie Preprocessor took 17.33ms. Allocated memory is still 209.7MB. Free memory was 174.0MB in the beginning and 172.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,189 INFO L158 Benchmark]: RCFGBuilder took 299.98ms. Allocated memory is still 209.7MB. Free memory was 172.4MB in the beginning and 159.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,189 INFO L158 Benchmark]: TraceAbstraction took 2097.10ms. Allocated memory was 209.7MB in the beginning and 303.0MB in the end (delta: 93.3MB). Free memory was 158.8MB in the beginning and 247.9MB in the end (delta: -89.1MB). Peak memory consumption was 4.7MB. Max. memory is 8.0GB. [2022-02-18 21:36:46,190 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 209.7MB. Free memory was 175.0MB in the beginning and 175.0MB in the end (delta: 74.4kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 364.05ms. Allocated memory is still 209.7MB. Free memory was 157.1MB in the beginning and 176.1MB in the end (delta: -19.0MB). Peak memory consumption was 11.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 35.31ms. Allocated memory is still 209.7MB. Free memory was 176.1MB in the beginning and 174.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 17.33ms. Allocated memory is still 209.7MB. Free memory was 174.0MB in the beginning and 172.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 299.98ms. Allocated memory is still 209.7MB. Free memory was 172.4MB in the beginning and 159.3MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * TraceAbstraction took 2097.10ms. Allocated memory was 209.7MB in the beginning and 303.0MB in the end (delta: 93.3MB). Free memory was 158.8MB in the beginning and 247.9MB in the end (delta: -89.1MB). Peak memory consumption was 4.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6941, positive: 6643, positive conditional: 6643, positive unconditional: 0, negative: 298, negative conditional: 298, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6645, positive: 6643, positive conditional: 6643, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6645, positive: 6643, positive conditional: 6643, positive unconditional: 0, negative: 2, negative conditional: 2, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6647, positive: 6643, positive conditional: 6249, positive unconditional: 394, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 6647, positive: 6643, positive conditional: 5060, positive unconditional: 1583, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 6647, positive: 6643, positive conditional: 5060, positive unconditional: 1583, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1266, positive: 1262, positive conditional: 1009, positive unconditional: 253, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1266, positive: 1113, positive conditional: 0, positive unconditional: 1113, negative: 153, negative conditional: 0, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 153, positive: 149, positive conditional: 148, positive unconditional: 1, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 250, positive conditional: 249, positive unconditional: 1, negative: 4, negative conditional: 2, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6647, positive: 5381, positive conditional: 4051, positive unconditional: 1330, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 1266, unknown conditional: 1011, unknown unconditional: 255] , Statistics on independence cache: Total cache size (in pairs): 1266, Positive cache size: 1262, Positive conditional cache size: 1009, Positive unconditional cache size: 253, Negative cache size: 4, Negative conditional cache size: 2, Negative unconditional cache size: 2, Eliminated conditions: 1189, Maximal queried relation: 1, Independence queries for same thread: 296 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 684]: Data race detected Data race detected The following path leads to a data race: [L679-L682] 0 struct { int x; int y; } data; VAL [data={1:0}] [L688] 0 pthread_t id, id2; VAL [data={1:0}, id={9:0}, id={10:0}] [L689] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, data={1:0}, id={10:0}, id={9:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1] [L684] EXPR 1 data.x VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=0] [L684] 1 data.x++ VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11data.x++=0] [L690] FCALL, FORK 0 pthread_create(&id2, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11, data.x++=0, id={9:0}, id={10:0}, pthread_create(&id2, ((void *)0), t_fun, ((void *)0))=0] [L691] EXPR 0 data.y VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11, data.x++=0, data.y=0, id={10:0}, id={9:0}] [L691] 0 data.y++ VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11, data.x++=0, data.y=0, data.y++=0, data.y++=12, id={10:0}, id={9:0}] [L692] 0 return 0; VAL [\result=0, arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11, data.x++=0, id={10:0}, id={9:0}] [L692] 0 return 0; VAL [\result=0, arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11, data.x++=0, id={9:0}] [L692] 0 return 0; VAL [\result=0, arg={0:0}, arg={0:0}, data={1:0}, data.x=0, data.x++=11data.x++=0] [L684] EXPR 2 data.x VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=1, data.x++=11data.x++=0] [L684] 2 data.x++ VAL [arg={0:0}, arg={0:0}, data={1:0}, data.x=1, data.x++=11data.x++=0] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: data.y++ [691] * C: data.y++ [691] * C: data.y++ [691] * C: data.x++ [684] * C: data.y++ [691] * C: data.x++ [684] * C: data.x++ [684] * C: data.x++ [684] * C: data.y++ [691] * C: data.y++ [691] * C: data.y++ [691] * C: data.y++ [691] and C: data.x++ [684] - UnprovableResult [Line: 691]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 691]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 690]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 689]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 684]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 125 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.1s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 30, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 335 NumberOfCodeBlocks, 335 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 261 ConstructedInterpolants, 0 QuantifiedInterpolants, 682 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-18 21:36:46,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-18 21:36:46,450 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...