/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/bluetooth-better/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --chcsolver.chc.solver.backend TREEAUTOMIZER --chcsolver.produce.chc.model.if.query.is.sat false --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat true --rcfgbuilder.smt.solver Internal_SMTInterpol -i ../../../trunk/examples/threadmodular/regression/bluetooth-better/bluetooth-better.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 18:20:18,212 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 18:20:18,291 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/ThreadModularVerifier.Settings.epf [2023-07-03 18:20:18,300 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 18:20:18,302 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 18:20:18,302 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 18:20:18,303 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 18:20:18,303 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 18:20:18,303 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 18:20:18,308 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 18:20:18,308 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 18:20:18,308 INFO L137 SettingsManager]: * Thread-Modular Proof Level=1 [2023-07-03 18:20:18,309 INFO L137 SettingsManager]: * Single-instance threads=server [2023-07-03 18:20:18,310 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-07-03 18:20:18,311 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 18:20:18,311 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 18:20:18,311 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 18:20:18,311 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-07-03 18:20:18,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 18:20:18,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 18:20:18,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 18:20:18,601 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 18:20:18,601 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 18:20:18,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/bluetooth-better.bpl [2023-07-03 18:20:18,602 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/bluetooth-better.bpl' [2023-07-03 18:20:18,625 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 18:20:18,626 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 18:20:18,627 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 18:20:18,627 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 18:20:18,627 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 18:20:18,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,650 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,652 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,655 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 18:20:18,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 18:20:18,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 18:20:18,662 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 18:20:18,663 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:18,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-07-03 18:20:18,722 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 18:20:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 18:20:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 18:20:18,723 INFO L124 BoogieDeclarations]: Specification and implementation of procedure server given in one single declaration [2023-07-03 18:20:18,723 INFO L130 BoogieDeclarations]: Found specification of procedure server [2023-07-03 18:20:18,723 INFO L138 BoogieDeclarations]: Found implementation of procedure server [2023-07-03 18:20:18,753 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 18:20:18,755 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 18:20:18,759 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 18:20:18,819 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 18:20:18,852 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 18:20:18,899 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 18:20:18,900 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 18:20:18,902 INFO L201 PluginConnector]: Adding new model bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 06:20:18 BoogieIcfgContainer [2023-07-03 18:20:18,902 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 18:20:18,903 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 18:20:18,903 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 18:20:18,903 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 18:20:18,905 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 06:20:18" (1/1) ... [2023-07-03 18:20:19,100 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 18:20:19,102 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'stopped := true;' is: true [2023-07-03 18:20:19,104 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'stoppingFlag := true;' is: true [2023-07-03 18:20:19,111 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,112 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume stoppingEvent;' is: true [2023-07-03 18:20:19,120 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,121 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 18:20:19,122 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 18:20:19,124 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:19,129 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 18:20:19,131 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'stopped := true;' is: true [2023-07-03 18:20:19,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'stoppingFlag := true;' is: false [2023-07-03 18:20:19,554 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: (and (not (= pendingIo 1)) (not (= pendingIo 0))) [2023-07-03 18:20:19,556 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume stoppingEvent;' is: true [2023-07-03 18:20:19,794 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: (and (not (= pendingIo 1)) (not (= pendingIo 0))) [2023-07-03 18:20:19,795 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 18:20:19,797 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 18:20:19,799 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:19,800 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:19,800 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stopped := true;' is: true [2023-07-03 18:20:19,802 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stoppingFlag := true;' is: true [2023-07-03 18:20:19,804 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,805 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume stoppingEvent;' is: true [2023-07-03 18:20:19,807 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,808 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:19,808 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:19,810 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:19,818 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume true;' is: true [2023-07-03 18:20:19,822 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'stopped := true;' is: true [2023-07-03 18:20:19,825 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'stoppingFlag := true;' is: true [2023-07-03 18:20:19,863 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,912 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume stoppingEvent;' is: (not (= pendingIo 1)) [2023-07-03 18:20:19,929 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:19,933 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume true;' is: true [2023-07-03 18:20:19,937 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume true;' is: true [2023-07-03 18:20:20,116 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: (and (not (= pendingIo 1)) (not (= pendingIo 0))) [2023-07-03 18:20:20,117 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:20,118 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stopped := true;' is: true [2023-07-03 18:20:20,119 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stoppingFlag := true;' is: true [2023-07-03 18:20:20,120 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,121 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume stoppingEvent;' is: true [2023-07-03 18:20:20,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,124 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:20,125 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:20,126 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,128 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,128 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 18:20:20,130 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 18:20:20,131 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,135 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,136 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume true;' is: true [2023-07-03 18:20:20,137 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume true;' is: true [2023-07-03 18:20:20,141 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,168 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,171 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume true;' is: true [2023-07-03 18:20:20,174 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume true;' is: true [2023-07-03 18:20:20,310 INFO L180 IndependenceChecker]: instantiated independence condition for 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: (and (not (= pendingIo 1)) (not (= pendingIo 0))) [2023-07-03 18:20:20,314 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,315 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume true;' is: true [2023-07-03 18:20:20,316 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume true;' is: true [2023-07-03 18:20:20,324 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,329 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,330 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume true;' is: true [2023-07-03 18:20:20,332 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume true;' is: true [2023-07-03 18:20:20,335 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,337 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'pendingIo := pendingIo - 1;BeginParallelComposition{ParallelCodeBlock0: assume !(pendingIo == 0);ParallelCodeBlock1: assume pendingIo == 0;stoppingEvent := true;}EndParallelComposition' is: true [2023-07-03 18:20:20,338 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:20,340 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 18:20:20,341 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 18:20:20,362 INFO L201 PluginConnector]: Adding new model bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:20 HornClauseAST [2023-07-03 18:20:20,362 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 18:20:20,363 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 18:20:20,364 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 18:20:20,364 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 18:20:20,365 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:20" (1/1) ... [2023-07-03 18:20:20,366 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/CHC_conditional_bluetooth-better.bpl_UID11778963875505674534.smt2 [2023-07-03 18:20:20,393 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 18:20:20,394 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 18:20:20,394 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 18:20:20,394 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 18:20:20,398 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 06:20:20" (1/1) ... [2023-07-03 18:20:20,417 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-07-03 18:49:36,831 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 18:49:36,833 INFO L158 Benchmark]: Toolchain (without parser) took 1758205.95ms. Allocated memory was 358.6MB in the beginning and 3.0GB in the end (delta: 2.6GB). Free memory was 316.7MB in the beginning and 1.9GB in the end (delta: -1.6GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. [2023-07-03 18:49:36,834 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.16ms. Allocated memory is still 358.6MB. Free memory is still 317.7MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 18:49:36,834 INFO L158 Benchmark]: Boogie Preprocessor took 29.21ms. Allocated memory is still 358.6MB. Free memory was 316.6MB in the beginning and 314.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 18:49:36,835 INFO L158 Benchmark]: RCFGBuilder took 241.09ms. Allocated memory is still 358.6MB. Free memory was 314.8MB in the beginning and 304.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 18:49:36,835 INFO L158 Benchmark]: IcfgToChc took 1459.93ms. Allocated memory was 358.6MB in the beginning and 450.9MB in the end (delta: 92.3MB). Free memory was 304.8MB in the beginning and 387.5MB in the end (delta: -82.6MB). Peak memory consumption was 59.2MB. Max. memory is 15.0GB. [2023-07-03 18:49:36,836 INFO L158 Benchmark]: ChcSmtPrinter took 29.90ms. Allocated memory is still 450.9MB. Free memory was 387.5MB in the beginning and 385.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 18:49:36,836 INFO L158 Benchmark]: ChcSolver took 1756437.99ms. Allocated memory was 450.9MB in the beginning and 3.0GB in the end (delta: 2.5GB). Free memory was 385.4MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. [2023-07-03 18:49:36,839 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16ms. Allocated memory is still 358.6MB. Free memory is still 317.7MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 29.21ms. Allocated memory is still 358.6MB. Free memory was 316.6MB in the beginning and 314.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 241.09ms. Allocated memory is still 358.6MB. Free memory was 314.8MB in the beginning and 304.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 1459.93ms. Allocated memory was 358.6MB in the beginning and 450.9MB in the end (delta: 92.3MB). Free memory was 304.8MB in the beginning and 387.5MB in the end (delta: -82.6MB). Peak memory consumption was 59.2MB. Max. memory is 15.0GB. * ChcSmtPrinter took 29.90ms. Allocated memory is still 450.9MB. Free memory was 387.5MB in the beginning and 385.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1756437.99ms. Allocated memory was 450.9MB in the beginning and 3.0GB in the end (delta: 2.5GB). Free memory was 385.4MB in the beginning and 1.9GB in the end (delta: -1.5GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while TreeAutomizerCEGAR was refining abstraction,while Minimize was minimizing tree automaton,while Totalize was totalizing tree automaton with 244 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown