/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 Z3 --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -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 16:47:07,720 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 16:47:07,783 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 16:47:07,795 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 16:47:07,796 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 16:47:07,797 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 16:47:07,797 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 16:47:07,797 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 16:47:07,798 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 16:47:07,804 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 16:47:07,805 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 16:47:07,805 INFO L137 SettingsManager]: * Thread-Modular Proof Level=1 [2023-07-03 16:47:07,806 INFO L137 SettingsManager]: * Single-instance threads=server [2023-07-03 16:47:07,807 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-07-03 16:47:07,808 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 16:47:07,808 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 16:47:07,808 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 16:47:07,809 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 16:47:08,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 16:47:08,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 16:47:08,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 16:47:08,079 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 16:47:08,079 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 16:47:08,081 INFO L431 ainManager$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 16:47:08,081 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/bluetooth-better.bpl' [2023-07-03 16:47:08,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 16:47:08,100 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 16:47:08,101 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 16:47:08,101 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 16:47:08,101 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 16:47:08,112 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,114 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,121 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,121 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,123 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,125 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,126 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,126 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 16:47:08,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 16:47:08,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 16:47:08,130 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 16:47:08,131 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:47:08" (1/1) ... [2023-07-03 16:47:08,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 16:47:08,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:08,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-07-03 16:47:08,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-07-03 16:47:08,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 16:47:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 16:47:08,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 16:47:08,186 INFO L124 BoogieDeclarations]: Specification and implementation of procedure server given in one single declaration [2023-07-03 16:47:08,186 INFO L130 BoogieDeclarations]: Found specification of procedure server [2023-07-03 16:47:08,186 INFO L138 BoogieDeclarations]: Found implementation of procedure server [2023-07-03 16:47:08,229 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 16:47:08,231 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 16:47:08,235 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:47:08,281 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:47:08,298 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 16:47:08,322 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 16:47:08,322 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 16:47:08,324 INFO L201 PluginConnector]: Adding new model bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:47:08 BoogieIcfgContainer [2023-07-03 16:47:08,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 16:47:08,336 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 16:47:08,336 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 16:47:08,337 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 16:47:08,338 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 04:47:08" (1/1) ... [2023-07-03 16:47:08,568 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 16:47:08,570 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:08,571 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:08,574 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,584 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 16:47:08,586 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume true;' is: true [2023-07-03 16:47:08,587 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume true;' is: true [2023-07-03 16:47:08,589 INFO L180 IndependenceChecker]: instantiated independence condition for 'stoppingFlag := true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,607 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 16:47:08,610 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 16:47:08,614 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 16:47:08,932 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 16:47:08,939 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 16:47:08,941 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume true;' is: true [2023-07-03 16:47:08,942 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume true;' is: true [2023-07-03 16:47:08,944 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume stoppingEvent;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,958 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 16:47:08,959 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume true;' is: true [2023-07-03 16:47:08,960 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume true;' is: true [2023-07-03 16:47:08,964 INFO L180 IndependenceChecker]: instantiated independence condition for 'stopped := true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,967 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 16:47:08,968 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:08,969 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:08,972 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,973 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:08,974 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'stopped := true;' is: true [2023-07-03 16:47:08,975 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'stoppingFlag := true;' is: true [2023-07-03 16:47:08,982 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 16:47:08,983 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume stoppingEvent;' is: true [2023-07-03 16:47:08,990 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 16:47:08,991 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:08,991 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:47:08,994 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:08,996 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 16:47:08,998 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'stopped := true;' is: true [2023-07-03 16:47:09,009 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'stoppingFlag := true;' is: false [2023-07-03 16:47:09,172 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 16:47:09,175 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume stoppingEvent;' is: true [2023-07-03 16:47:09,316 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 16:47:09,319 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 16:47:09,320 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume true;' is: true [2023-07-03 16:47:09,322 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !stoppingFlag;pendingIo := pendingIo + 1;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:09,325 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,326 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stopped := true;' is: true [2023-07-03 16:47:09,327 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stoppingFlag := true;' is: true [2023-07-03 16:47:09,328 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 16:47:09,330 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume stoppingEvent;' is: true [2023-07-03 16:47:09,332 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 16:47:09,333 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,334 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,337 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:09,339 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 16:47:09,341 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 16:47:09,346 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 16:47:09,352 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 16:47:09,384 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 16:47:09,390 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 16:47:09,392 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 16:47:09,395 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 16:47:09,510 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 16:47:09,512 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,512 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stopped := true;' is: true [2023-07-03 16:47:09,513 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'stoppingFlag := true;' is: true [2023-07-03 16:47:09,516 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 16:47:09,516 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume stoppingEvent;' is: true [2023-07-03 16:47:09,520 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 16:47:09,521 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,522 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:47:09,524 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !stoppingFlag;pendingIo := pendingIo + 1;' is: true [2023-07-03 16:47:09,546 INFO L201 PluginConnector]: Adding new model bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:09 HornClauseAST [2023-07-03 16:47:09,546 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 16:47:09,547 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 16:47:09,547 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 16:47:09,548 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 16:47:09,549 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:09" (1/1) ... [2023-07-03 16:47:09,550 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/bluetooth-better/CHC_conditional_bluetooth-better.bpl_UID6021330455973993324.smt2 [2023-07-03 16:47:09,566 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 16:47:09,567 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 16:47:09,567 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 16:47:09,567 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 16:47:09,569 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:47:09" (1/1) ... [2023-07-03 16:47:09,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-07-03 16:47:09,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:09,577 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 16:47:09,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-07-03 16:47:09,601 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-07-03 16:47:09,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:09,606 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 16:47:09,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-07-03 16:47:12,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-07-03 16:47:12,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:47:12,008 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 16:47:12,009 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-07-03 16:47:12,012 INFO L201 PluginConnector]: Adding new model bluetooth-better.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 03.07 04:47:12 ChcSolution [2023-07-03 16:47:12,012 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2023-07-03 16:47:12,014 INFO L158 Benchmark]: Toolchain (without parser) took 3913.28ms. Allocated memory was 337.6MB in the beginning and 444.6MB in the end (delta: 107.0MB). Free memory was 287.4MB in the beginning and 409.8MB in the end (delta: -122.4MB). Peak memory consumption was 60.5MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,015 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 337.6MB. Free memory is still 288.4MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 16:47:12,015 INFO L158 Benchmark]: Boogie Preprocessor took 26.81ms. Allocated memory is still 337.6MB. Free memory was 287.4MB in the beginning and 285.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,016 INFO L158 Benchmark]: RCFGBuilder took 196.07ms. Allocated memory is still 337.6MB. Free memory was 285.5MB in the beginning and 276.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,017 INFO L158 Benchmark]: IcfgToChc took 1210.36ms. Allocated memory was 337.6MB in the beginning and 444.6MB in the end (delta: 107.0MB). Free memory was 307.5MB in the beginning and 346.0MB in the end (delta: -38.5MB). Peak memory consumption was 71.9MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,017 INFO L158 Benchmark]: ChcSmtPrinter took 19.07ms. Allocated memory is still 444.6MB. Free memory was 346.0MB in the beginning and 344.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,019 INFO L158 Benchmark]: ChcSolver took 2445.54ms. Allocated memory is still 444.6MB. Free memory was 344.7MB in the beginning and 409.8MB in the end (delta: -65.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 16:47:12,022 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 0.17ms. Allocated memory is still 337.6MB. Free memory is still 288.4MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.81ms. Allocated memory is still 337.6MB. Free memory was 287.4MB in the beginning and 285.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 196.07ms. Allocated memory is still 337.6MB. Free memory was 285.5MB in the beginning and 276.0MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 1210.36ms. Allocated memory was 337.6MB in the beginning and 444.6MB in the end (delta: 107.0MB). Free memory was 307.5MB in the beginning and 346.0MB in the end (delta: -38.5MB). Peak memory consumption was 71.9MB. Max. memory is 15.0GB. * ChcSmtPrinter took 19.07ms. Allocated memory is still 444.6MB. Free memory was 346.0MB in the beginning and 344.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 2445.54ms. Allocated memory is still 444.6MB. Free memory was 344.7MB in the beginning and 409.8MB in the end (delta: -65.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcUnsatResult: UNSAT The given horn clause set is UNSAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-07-03 16:47:12,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-07-03 16:47:12,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...