/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 GOLEM --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/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 13:57:24,086 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 13:57:24,142 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 13:57:24,153 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 13:57:24,154 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 13:57:24,154 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 13:57:24,154 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 13:57:24,155 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 13:57:24,155 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 13:57:24,160 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 13:57:24,160 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 13:57:24,161 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 13:57:24,161 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 13:57:24,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 13:57:24,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 13:57:24,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 13:57:24,335 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 13:57:24,337 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 13:57:24,337 INFO L431 ainManager$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 13:57:24,338 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 13:57:24,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 13:57:24,357 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 13:57:24,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 13:57:24,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 13:57:24,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 13:57:24,370 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,371 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,375 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,375 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,377 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,378 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,378 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,379 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 13:57:24,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 13:57:24,381 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 13:57:24,381 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 13:57:24,382 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 13:57:24,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 13:57:24,402 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) [2023-06-12 13:57:24,423 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 [2023-06-12 13:57:24,439 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 13:57:24,440 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 13:57:24,440 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 13:57:24,475 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 13:57:24,477 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 13:57:24,480 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 13:57:24,522 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 13:57:24,529 INFO L294 CfgBuilder]: Using library mode [2023-06-12 13:57:24,529 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 13:57:24,531 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 01:57:24 BoogieIcfgContainer [2023-06-12 13:57:24,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 13:57:24,531 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 13:57:24,531 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 13:57:24,532 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 13:57:24,533 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 01:57:24" (1/1) ... [2023-06-12 13:57:24,700 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,702 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,704 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,706 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,708 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,710 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,712 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,714 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,716 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,717 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,744 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 13:57:24,746 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,748 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,750 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,752 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,754 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,767 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,769 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,771 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,772 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 13:57:24,777 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,782 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,785 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,787 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,789 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,791 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,801 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,803 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,808 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,810 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,820 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,824 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,826 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,827 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,829 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,830 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,832 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,834 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,835 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,837 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,840 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,842 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,843 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,845 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,846 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,848 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,850 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,851 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,853 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,854 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,858 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,859 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,860 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,864 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,868 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,869 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,872 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,876 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,885 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,888 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 13:57:24,892 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,894 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,895 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,897 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,898 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,899 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,900 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,902 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,903 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,904 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,907 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,908 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,910 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,911 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,912 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,914 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,915 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,920 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,921 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,922 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,926 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,927 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,928 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,932 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,934 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,937 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,938 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,939 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,943 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,945 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,950 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,955 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,956 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,958 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,959 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,960 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,961 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,962 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,963 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,964 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 13:57:24,967 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-06-12 13:57:24,968 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,969 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,970 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,971 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,972 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,973 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,974 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,975 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 13:57:24,976 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-06-12 13:57:24,978 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,979 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,979 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,980 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,981 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,982 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,983 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,983 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,984 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:24,986 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 13:57:25,022 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 01:57:25 HornClauseAST [2023-06-12 13:57:25,023 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 13:57:25,024 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 13:57:25,024 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 13:57:25,024 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 13:57:25,025 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 01:57:25" (1/1) ... [2023-06-12 13:57:25,025 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_UID1947781914907139585.smt2 [2023-06-12 13:57:25,053 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 13:57:25,054 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 13:57:25,054 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 13:57:25,054 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 13:57:25,055 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 01:57:25" (1/1) ... [2023-06-12 13:57:25,056 INFO L88 GolemChcScript]: Writing script to file /tmp/golem_17466547289348551528.smt2 [2023-06-12 13:57:25,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-06-12 13:57:25,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_17466547289348551528.smt2 (exit command is null, workingDir is null) [2023-06-12 13:57:25,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_17466547289348551528.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 14:27:18,443 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_17466547289348551528.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 14:27:18,443 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 14:27:19,443 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_17466547289348551528.smt2 (2)] Forcibly destroying the process [2023-06-12 14:27:19,451 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 [2023-06-12 14:27:19,494 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_17466547289348551528.smt2 (2)] Forceful destruction successful, exit code 137 [2023-06-12 14:27:19,494 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 14:27:19,497 INFO L158 Benchmark]: Toolchain (without parser) took 1795138.94ms. Allocated memory is still 329.3MB. Free memory was 276.9MB in the beginning and 243.7MB in the end (delta: 33.2MB). Peak memory consumption was 34.6MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,497 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 329.3MB. Free memory was 278.0MB in the beginning and 277.9MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 14:27:19,497 INFO L158 Benchmark]: Boogie Preprocessor took 22.10ms. Allocated memory is still 329.3MB. Free memory was 276.9MB in the beginning and 275.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,498 INFO L158 Benchmark]: RCFGBuilder took 150.11ms. Allocated memory is still 329.3MB. Free memory was 275.0MB in the beginning and 266.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,498 INFO L158 Benchmark]: IcfgToChc took 491.58ms. Allocated memory is still 329.3MB. Free memory was 266.6MB in the beginning and 257.9MB in the end (delta: 8.6MB). Peak memory consumption was 15.7MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,499 INFO L158 Benchmark]: ChcSmtPrinter took 29.79ms. Allocated memory is still 329.3MB. Free memory was 257.9MB in the beginning and 254.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,499 INFO L158 Benchmark]: ChcSolver took 1794441.92ms. Allocated memory is still 329.3MB. Free memory was 254.1MB in the beginning and 243.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-06-12 14:27:19,501 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 0.12ms. Allocated memory is still 329.3MB. Free memory was 278.0MB in the beginning and 277.9MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 22.10ms. Allocated memory is still 329.3MB. Free memory was 276.9MB in the beginning and 275.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 150.11ms. Allocated memory is still 329.3MB. Free memory was 275.0MB in the beginning and 266.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 491.58ms. Allocated memory is still 329.3MB. Free memory was 266.6MB in the beginning and 257.9MB in the end (delta: 8.6MB). Peak memory consumption was 15.7MB. Max. memory is 15.0GB. * ChcSmtPrinter took 29.79ms. Allocated memory is still 329.3MB. Free memory was 257.9MB in the beginning and 254.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1794441.92ms. Allocated memory is still 329.3MB. Free memory was 254.1MB in the beginning and 243.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. 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 executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown