/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/inc-dec-eq0-locked/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/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 14:59:40,332 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 14:59:40,405 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf [2023-06-12 14:59:40,413 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 14:59:40,414 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 14:59:40,415 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 14:59:40,415 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 14:59:40,415 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 14:59:40,416 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 14:59:40,420 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 14:59:40,421 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 14:59:40,421 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 14:59:40,422 INFO L137 SettingsManager]: * File name=CHC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 14:59:40,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 14:59:40,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 14:59:40,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 14:59:40,693 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 14:59:40,694 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 14:59:40,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2023-06-12 14:59:40,695 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2023-06-12 14:59:40,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 14:59:40,716 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 14:59:40,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 14:59:40,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 14:59:40,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 14:59:40,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,741 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,744 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,745 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,745 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,747 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 14:59:40,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 14:59:40,749 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 14:59:40,749 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 14:59:40,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:40,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 14:59:40,804 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 14:59:40,805 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 14:59:40,806 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 14:59:40,836 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 14:59:40,838 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 14:59:40,840 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 14:59:40,889 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 14:59:40,897 INFO L294 CfgBuilder]: Using library mode [2023-06-12 14:59:40,897 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 14:59:40,899 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:59:40 BoogieIcfgContainer [2023-06-12 14:59:40,899 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 14:59:40,900 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 14:59:40,900 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 14:59:40,900 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 14:59:40,902 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:59:40" (1/1) ... [2023-06-12 14:59:41,107 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,110 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,112 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,127 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,132 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,134 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,136 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,139 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,141 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,143 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,159 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 14:59:41,162 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,165 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,168 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,170 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,173 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,175 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,178 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,180 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,181 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 14:59:41,189 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,216 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,218 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,221 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,235 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,238 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,241 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,244 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,257 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,260 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,272 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,274 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,277 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,279 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,281 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,283 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,286 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,288 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,295 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,297 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,306 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,308 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,310 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,312 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,314 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,317 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,319 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,321 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,324 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,326 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,331 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,332 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,334 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,338 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,340 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,342 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,344 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,347 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,348 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 14:59:41,354 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,357 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,359 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,361 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,363 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,364 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,366 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,367 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,380 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,384 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,393 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,395 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,397 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,399 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,400 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,402 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,403 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,405 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,406 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,408 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,411 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,413 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,415 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,416 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,418 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,419 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,421 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,422 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,424 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,425 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,429 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,431 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,433 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,434 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,436 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,437 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,439 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,440 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,442 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,443 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 14:59:41,447 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-06-12 14:59:41,448 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,450 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,451 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,452 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,453 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,455 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,456 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,457 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 14:59:41,458 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-06-12 14:59:41,461 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,462 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,463 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,464 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,465 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,466 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,467 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,468 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,470 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,470 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:59:41,509 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:59:41 HornClauseAST [2023-06-12 14:59:41,509 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 14:59:41,510 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 14:59:41,510 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 14:59:41,511 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 14:59:41,512 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:59:41" (1/1) ... [2023-06-12 14:59:41,513 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID8600207222051438430.smt2 [2023-06-12 14:59:41,561 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 14:59:41,561 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 14:59:41,561 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 14:59:41,562 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 14:59:41,564 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:59:41" (1/1) ... [2023-06-12 14:59:41,579 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 15:29:10,528 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 15:29:10,531 INFO L158 Benchmark]: Toolchain (without parser) took 1769813.50ms. Allocated memory was 343.9MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 301.8MB in the beginning and 773.4MB in the end (delta: -471.6MB). Peak memory consumption was 2.2GB. Max. memory is 15.0GB. [2023-06-12 15:29:10,531 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 343.9MB. Free memory is still 302.7MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 15:29:10,532 INFO L158 Benchmark]: Boogie Preprocessor took 30.21ms. Allocated memory is still 343.9MB. Free memory was 301.5MB in the beginning and 299.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 15:29:10,533 INFO L158 Benchmark]: RCFGBuilder took 150.65ms. Allocated memory is still 343.9MB. Free memory was 299.7MB in the beginning and 290.8MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 15:29:10,533 INFO L158 Benchmark]: IcfgToChc took 609.79ms. Allocated memory is still 343.9MB. Free memory was 290.8MB in the beginning and 285.3MB in the end (delta: 5.5MB). Peak memory consumption was 15.4MB. Max. memory is 15.0GB. [2023-06-12 15:29:10,534 INFO L158 Benchmark]: ChcSmtPrinter took 50.58ms. Allocated memory is still 343.9MB. Free memory was 285.3MB in the beginning and 280.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 15:29:10,535 INFO L158 Benchmark]: ChcSolver took 1768967.97ms. Allocated memory was 343.9MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 280.6MB in the beginning and 773.4MB in the end (delta: -492.8MB). Peak memory consumption was 2.2GB. Max. memory is 15.0GB. [2023-06-12 15:29:10,537 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 0.14ms. Allocated memory is still 343.9MB. Free memory is still 302.7MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 30.21ms. Allocated memory is still 343.9MB. Free memory was 301.5MB in the beginning and 299.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 150.65ms. Allocated memory is still 343.9MB. Free memory was 299.7MB in the beginning and 290.8MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 609.79ms. Allocated memory is still 343.9MB. Free memory was 290.8MB in the beginning and 285.3MB in the end (delta: 5.5MB). Peak memory consumption was 15.4MB. Max. memory is 15.0GB. * ChcSmtPrinter took 50.58ms. Allocated memory is still 343.9MB. Free memory was 285.3MB in the beginning and 280.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1768967.97ms. Allocated memory was 343.9MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 280.6MB in the beginning and 773.4MB in the end (delta: -492.8MB). Peak memory consumption was 2.2GB. 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 35 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown