/usr/bin/java -Xmx16000000000 -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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/ldv-races/race-1_1-join.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 06:09:21,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-14 06:09:21,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-14 06:09:21,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-11-14 06:09:21,222 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 06:09:21,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 06:09:21,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 06:09:21,226 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-NewStatesSleepPersistentFixedOrder-NoLbe-Lockstep.epf [2021-11-14 06:09:21,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 06:09:21,264 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 06:09:21,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 06:09:21,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 06:09:21,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 06:09:21,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 06:09:21,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 06:09:21,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 06:09:21,265 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 06:09:21,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 06:09:21,265 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 06:09:21,266 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 06:09:21,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 06:09:21,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 06:09:21,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 06:09:21,268 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 06:09:21,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-11-14 06:09:21,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 06:09:21,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 06:09:21,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 06:09:21,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 06:09:21,485 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 06:09:21,486 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-1_1-join.i [2021-11-14 06:09:21,541 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbedec849/a9bb2c24ab7f4b23b295b29d02da6fa0/FLAG91c1343fd [2021-11-14 06:09:21,955 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 06:09:21,955 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_1-join.i [2021-11-14 06:09:21,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbedec849/a9bb2c24ab7f4b23b295b29d02da6fa0/FLAG91c1343fd [2021-11-14 06:09:22,268 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbedec849/a9bb2c24ab7f4b23b295b29d02da6fa0 [2021-11-14 06:09:22,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 06:09:22,272 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 06:09:22,273 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 06:09:22,273 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 06:09:22,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 06:09:22,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:09:22" (1/1) ... [2021-11-14 06:09:22,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b6ce428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:22, skipping insertion in model container [2021-11-14 06:09:22,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 06:09:22" (1/1) ... [2021-11-14 06:09:22,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 06:09:22,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 06:09:22,803 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_1-join.i[76068,76081] [2021-11-14 06:09:22,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 06:09:22,846 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 06:09:22,904 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-1_1-join.i[76068,76081] [2021-11-14 06:09:22,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 06:09:23,035 INFO L208 MainTranslator]: Completed translation [2021-11-14 06:09:23,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23 WrapperNode [2021-11-14 06:09:23,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 06:09:23,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 06:09:23,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 06:09:23,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 06:09:23,043 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 06:09:23,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 06:09:23,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 06:09:23,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 06:09:23,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 06:09:23,148 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 06:09:23,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 06:09:23,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 06:09:23,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (1/1) ... [2021-11-14 06:09:23,155 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 06:09:23,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 06:09:23,176 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) [2021-11-14 06:09:23,188 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 [2021-11-14 06:09:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 06:09:23,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 06:09:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-14 06:09:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 06:09:23,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 06:09:23,216 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 06:09:23,620 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 06:09:23,620 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-14 06:09:23,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:09:23 BoogieIcfgContainer [2021-11-14 06:09:23,622 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 06:09:23,623 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 06:09:23,623 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 06:09:23,628 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 06:09:23,628 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 06:09:22" (1/3) ... [2021-11-14 06:09:23,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b78796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:09:23, skipping insertion in model container [2021-11-14 06:09:23,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 06:09:23" (2/3) ... [2021-11-14 06:09:23,629 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b78796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 06:09:23, skipping insertion in model container [2021-11-14 06:09:23,629 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 06:09:23" (3/3) ... [2021-11-14 06:09:23,630 INFO L111 eAbstractionObserver]: Analyzing ICFG race-1_1-join.i [2021-11-14 06:09:23,634 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 06:09:23,634 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 06:09:23,634 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2021-11-14 06:09:23,634 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 06:09:23,658 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,658 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,659 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,660 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,660 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,660 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,660 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,660 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,661 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,661 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,661 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,661 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,662 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,662 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,662 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,662 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,662 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,663 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,663 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,663 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,663 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,663 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,664 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,665 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,665 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,665 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,665 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_ldv_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,668 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,669 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 06:09:23,672 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-14 06:09:23,707 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 06:09:23,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 06:09:23,709 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) [2021-11-14 06:09:23,715 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 [2021-11-14 06:09:23,742 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread1Thread1of1ForFork0 ======== [2021-11-14 06:09:23,747 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, 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 [2021-11-14 06:09:23,747 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-14 06:09:23,827 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE] === [2021-11-14 06:09:23,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:23,834 INFO L85 PathProgramCache]: Analyzing trace with hash -68443963, now seen corresponding path program 1 times [2021-11-14 06:09:23,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:23,842 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515581953] [2021-11-14 06:09:23,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:23,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515581953] [2021-11-14 06:09:24,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515581953] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,094 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:24,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482515113] [2021-11-14 06:09:24,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-14 06:09:24,099 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-14 06:09:24,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-14 06:09:24,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,118 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 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) [2021-11-14 06:09:24,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 06:09:24,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread1Err0ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE] === [2021-11-14 06:09:24,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:24,134 INFO L85 PathProgramCache]: Analyzing trace with hash -431599673, now seen corresponding path program 1 times [2021-11-14 06:09:24,134 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:24,134 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057676639] [2021-11-14 06:09:24,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:24,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:24,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,268 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057676639] [2021-11-14 06:09:24,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057676639] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,269 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:24,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366722824] [2021-11-14 06:09:24,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:24,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:24,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:24,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,275 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.0) internal successors, (58), 3 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 06:09:24,326 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE] === [2021-11-14 06:09:24,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:24,327 INFO L85 PathProgramCache]: Analyzing trace with hash 669703775, now seen corresponding path program 1 times [2021-11-14 06:09:24,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:24,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078929300] [2021-11-14 06:09:24,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:24,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,464 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078929300] [2021-11-14 06:09:24,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078929300] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,464 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 06:09:24,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697854613] [2021-11-14 06:09:24,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-14 06:09:24,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-14 06:09:24,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-14 06:09:24,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,467 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:24,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 06:09:24,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 06:09:24,521 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread1Err1ASSERT_VIOLATIONDATA_RACE === [thread1Err0ASSERT_VIOLATIONDATA_RACE, thread1Err1ASSERT_VIOLATIONDATA_RACE] === [2021-11-14 06:09:24,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:24,522 INFO L85 PathProgramCache]: Analyzing trace with hash 696069151, now seen corresponding path program 1 times [2021-11-14 06:09:24,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:24,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231794315] [2021-11-14 06:09:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:24,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231794315] [2021-11-14 06:09:24,608 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1231794315] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,608 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,609 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:24,609 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075927818] [2021-11-14 06:09:24,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:24,610 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:24,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:24,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,611 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:24,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 06:09:24,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 06:09:24,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,659 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err0ASSERT_VIOLATIONDATA_RACE (1 of 2 remaining) [2021-11-14 06:09:24,660 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thread1Err1ASSERT_VIOLATIONDATA_RACE (0 of 2 remaining) [2021-11-14 06:09:24,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 06:09:24,670 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-14 06:09:24,671 INFO L308 ceAbstractionStarter]: Result for error location thread1Thread1of1ForFork0 was SAFE,SAFE (1/2) [2021-11-14 06:09:24,680 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 06:09:24,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 06:09:24,682 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 06:09:24,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-14 06:09:24,857 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 06:09:24,857 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, 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 [2021-11-14 06:09:24,858 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-11-14 06:09:24,862 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:24,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:24,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1613398936, now seen corresponding path program 1 times [2021-11-14 06:09:24,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:24,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927084144] [2021-11-14 06:09:24,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:24,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,926 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927084144] [2021-11-14 06:09:24,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927084144] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:24,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126893926] [2021-11-14 06:09:24,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:24,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:24,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:24,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,931 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:24,931 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 06:09:24,941 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:24,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:24,942 INFO L85 PathProgramCache]: Analyzing trace with hash 211600680, now seen corresponding path program 1 times [2021-11-14 06:09:24,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:24,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754059140] [2021-11-14 06:09:24,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:24,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:24,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:24,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:24,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754059140] [2021-11-14 06:09:24,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754059140] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:24,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:24,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:24,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258866085] [2021-11-14 06:09:24,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:24,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:24,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:24,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:24,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:24,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:24,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:24,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:24,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:24,986 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 06:09:25,030 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:25,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:25,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1113727147, now seen corresponding path program 1 times [2021-11-14 06:09:25,031 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:25,031 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61858289] [2021-11-14 06:09:25,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:25,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:25,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:25,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:25,105 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61858289] [2021-11-14 06:09:25,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61858289] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:25,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:25,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 06:09:25,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025874560] [2021-11-14 06:09:25,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:25,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:25,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:25,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:25,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:25,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,106 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:25,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:25,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 06:09:25,153 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:25,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:25,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1160060196, now seen corresponding path program 1 times [2021-11-14 06:09:25,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:25,154 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963867303] [2021-11-14 06:09:25,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:25,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:25,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:25,255 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:25,255 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963867303] [2021-11-14 06:09:25,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963867303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:25,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:25,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 06:09:25,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67846701] [2021-11-14 06:09:25,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:25,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-14 06:09:25,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:25,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-14 06:09:25,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-14 06:09:25,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,259 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:25,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-14 06:09:25,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-14 06:09:25,315 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:25,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:25,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1840880087, now seen corresponding path program 1 times [2021-11-14 06:09:25,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:25,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883333605] [2021-11-14 06:09:25,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:25,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:25,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:25,466 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:25,466 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883333605] [2021-11-14 06:09:25,467 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883333605] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:25,467 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:25,467 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-14 06:09:25,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801223907] [2021-11-14 06:09:25,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:25,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-14 06:09:25,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:25,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-14 06:09:25,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-11-14 06:09:25,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,468 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:25,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 15.8) internal successors, (79), 6 states have internal predecessors, (79), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-11-14 06:09:25,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-14 06:09:25,518 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:25,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:25,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1257368438, now seen corresponding path program 1 times [2021-11-14 06:09:25,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:25,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298397403] [2021-11-14 06:09:25,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:25,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:25,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:25,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:25,573 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:25,575 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298397403] [2021-11-14 06:09:25,575 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298397403] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:25,575 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:25,575 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:25,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647033866] [2021-11-14 06:09:25,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:25,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:25,575 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:25,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:25,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:25,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,576 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:25,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 44.5) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,577 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-14 06:09:25,649 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 5 more)] === [2021-11-14 06:09:25,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 06:09:25,650 INFO L85 PathProgramCache]: Analyzing trace with hash -2001339901, now seen corresponding path program 1 times [2021-11-14 06:09:25,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 06:09:25,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000762641] [2021-11-14 06:09:25,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 06:09:25,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 06:09:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 06:09:25,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 06:09:25,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 06:09:25,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000762641] [2021-11-14 06:09:25,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000762641] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 06:09:25,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 06:09:25,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 06:09:25,697 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937535410] [2021-11-14 06:09:25,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 06:09:25,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 06:09:25,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 06:09:25,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 06:09:25,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 06:09:25,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,698 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 06:09:25,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 22.5) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-14 06:09:25,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,699 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 06:09:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-14 06:09:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 06:09:25,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (7 of 8 remaining) [2021-11-14 06:09:25,723 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (6 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (5 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (4 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (3 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (2 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (1 of 8 remaining) [2021-11-14 06:09:25,724 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 8 remaining) [2021-11-14 06:09:25,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-14 06:09:25,727 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-11-14 06:09:25,727 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/2) [2021-11-14 06:09:25,727 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-14 06:09:25,728 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 06:09:25,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 06:09:25 BasicIcfg [2021-11-14 06:09:25,730 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-14 06:09:25,731 INFO L158 Benchmark]: Toolchain (without parser) took 3459.10ms. Allocated memory was 369.1MB in the beginning and 461.4MB in the end (delta: 92.3MB). Free memory was 312.1MB in the beginning and 353.0MB in the end (delta: -40.8MB). Peak memory consumption was 52.3MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,731 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 369.1MB. Free memory is still 332.0MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 06:09:25,731 INFO L158 Benchmark]: CACSL2BoogieTranslator took 763.36ms. Allocated memory was 369.1MB in the beginning and 461.4MB in the end (delta: 92.3MB). Free memory was 311.9MB in the beginning and 392.0MB in the end (delta: -80.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,731 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.59ms. Allocated memory is still 461.4MB. Free memory was 392.0MB in the beginning and 389.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,732 INFO L158 Benchmark]: Boogie Preprocessor took 42.80ms. Allocated memory is still 461.4MB. Free memory was 389.2MB in the beginning and 386.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,732 INFO L158 Benchmark]: RCFGBuilder took 473.58ms. Allocated memory is still 461.4MB. Free memory was 386.4MB in the beginning and 368.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,732 INFO L158 Benchmark]: TraceAbstraction took 2107.07ms. Allocated memory is still 461.4MB. Free memory was 368.2MB in the beginning and 353.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.0GB. [2021-11-14 06:09:25,734 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 369.1MB. Free memory is still 332.0MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 763.36ms. Allocated memory was 369.1MB in the beginning and 461.4MB in the end (delta: 92.3MB). Free memory was 311.9MB in the beginning and 392.0MB in the end (delta: -80.1MB). Peak memory consumption was 15.7MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 67.59ms. Allocated memory is still 461.4MB. Free memory was 392.0MB in the beginning and 389.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.0GB. * Boogie Preprocessor took 42.80ms. Allocated memory is still 461.4MB. Free memory was 389.2MB in the beginning and 386.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 473.58ms. Allocated memory is still 461.4MB. Free memory was 386.4MB in the beginning and 368.2MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.0GB. * TraceAbstraction took 2107.07ms. Allocated memory is still 461.4MB. Free memory was 368.2MB in the beginning and 353.0MB in the end (delta: 15.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 766, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 29, negative conditional: 29, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 132, positive unconditional: 605, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 737, positive: 737, positive conditional: 73, positive unconditional: 664, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 73, positive unconditional: 664, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 543, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 543, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 737, positive: 194, positive conditional: 73, positive unconditional: 121, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 543, unknown conditional: 0, unknown unconditional: 543] , Statistics on independence cache: Total cache size (in pairs): 543, Positive cache size: 543, Positive conditional cache size: 0, Positive unconditional cache size: 543, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 59, Maximal queried relation: 0, Independence queries for same thread: 29 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 49.09ms, Number of persistent set computation: 107, Number of trivial persistent sets: 94, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 543, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 766, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 29, negative conditional: 29, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 194, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 132, positive unconditional: 605, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 737, positive: 737, positive conditional: 73, positive unconditional: 664, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 737, positive: 737, positive conditional: 73, positive unconditional: 664, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 543, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 543, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 737, positive: 194, positive conditional: 73, positive unconditional: 121, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 543, unknown conditional: 0, unknown unconditional: 543] , Statistics on independence cache: Total cache size (in pairs): 543, Positive cache size: 543, Positive conditional cache size: 0, Positive unconditional cache size: 543, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 59, Maximal queried relation: 0, Independence queries for same thread: 29 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1508, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 100, negative conditional: 100, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 573, positive unconditional: 835, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 227, positive unconditional: 1181, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 227, positive unconditional: 1181, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1408, positive: 583, positive conditional: 227, positive unconditional: 356, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 825, unknown conditional: 0, unknown unconditional: 825] , Statistics on independence cache: Total cache size (in pairs): 825, Positive cache size: 825, Positive conditional cache size: 0, Positive unconditional cache size: 825, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 346, Maximal queried relation: 0, Independence queries for same thread: 100 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 37.08ms, Number of persistent set computation: 317, Number of trivial persistent sets: 282, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1508, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 100, negative conditional: 100, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 583, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 573, positive unconditional: 835, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 227, positive unconditional: 1181, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1408, positive: 1408, positive conditional: 227, positive unconditional: 1181, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 825, positive: 825, positive conditional: 0, positive unconditional: 825, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1408, positive: 583, positive conditional: 227, positive unconditional: 356, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 825, unknown conditional: 0, unknown unconditional: 825] , Statistics on independence cache: Total cache size (in pairs): 825, Positive cache size: 825, Positive conditional cache size: 0, Positive unconditional cache size: 825, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 346, Maximal queried relation: 0, Independence queries for same thread: 100 - 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: 1699]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1700]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1712]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1713]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1719]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1721]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1722]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread1Thread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 165 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 0.3s InterpolantComputationTime, 246 NumberOfCodeBlocks, 246 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 242 ConstructedInterpolants, 0 QuantifiedInterpolants, 266 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 165 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 27, 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, 0.4s InterpolantComputationTime, 420 NumberOfCodeBlocks, 420 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 413 ConstructedInterpolants, 0 QuantifiedInterpolants, 697 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 9 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-11-14 06:09:25,777 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-14 06:09:25,988 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 [2021-11-14 06:09:26,191 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...