/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 --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/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 10:21:48,666 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 10:21:48,710 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 10:21:48,717 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 10:21:48,718 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 10:21:48,719 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 10:21:48,719 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 10:21:48,719 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 10:21:48,720 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 10:21:48,721 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 10:21:48,721 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 10:21:48,721 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 10:21:48,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 10:21:48,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 10:21:48,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 10:21:48,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 10:21:48,979 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 10:21:48,980 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 10:21:48,982 INFO L431 ainManager$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 10:21:48,985 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 10:21:49,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 10:21:49,007 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 10:21:49,008 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 10:21:49,008 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 10:21:49,009 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 10:21:49,023 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,025 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,032 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,033 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,036 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,038 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,038 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,039 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 10:21:49,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 10:21:49,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 10:21:49,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 10:21:49,043 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 10:21:49,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:21:49,075 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 10:21:49,089 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 10:21:49,118 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-06-12 10:21:49,118 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-06-12 10:21:49,118 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-06-12 10:21:49,156 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 10:21:49,158 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 10:21:49,162 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 10:21:49,214 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 10:21:49,223 INFO L294 CfgBuilder]: Using library mode [2023-06-12 10:21:49,223 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 10:21:49,225 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 10:21:49 BoogieIcfgContainer [2023-06-12 10:21:49,225 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 10:21:49,226 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 10:21:49,226 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 10:21:49,226 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 10:21:49,228 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,410 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,414 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,417 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,420 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,423 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,426 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,429 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,431 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,434 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,436 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,468 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-06-12 10:21:49,471 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,474 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,477 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,480 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,483 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,485 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,487 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,490 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,492 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-06-12 10:21:49,505 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,511 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,514 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,517 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,521 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,524 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,528 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,533 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,550 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,552 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,563 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,566 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,568 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,570 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,572 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,575 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,578 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,580 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,583 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,585 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,593 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,595 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,597 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,599 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,602 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,612 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,614 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,616 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,624 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,626 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,641 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,643 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,649 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,661 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,668 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,671 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,673 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,675 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,677 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,691 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-06-12 10:21:49,698 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,699 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,701 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,704 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,712 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,715 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,719 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,729 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,734 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,738 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,755 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,757 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,761 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,765 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,770 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,772 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,774 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,775 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,777 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,778 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,783 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,785 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,786 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,788 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,789 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,791 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,792 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,794 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,795 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,797 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,802 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,804 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,806 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,807 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,809 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,810 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,812 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,814 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,815 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,816 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-06-12 10:21:49,822 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-06-12 10:21:49,824 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,825 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,826 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,827 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,828 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,829 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,831 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,832 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-06-12 10:21:49,833 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-06-12 10:21:49,838 INFO L111 IndependenceChecker]: instantiated independence condition for 'lock := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,839 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,840 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,841 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,842 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,843 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,844 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,845 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,846 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,847 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 10:21:49,896 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 10:21:49 HornClauseAST [2023-06-12 10:21:49,897 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 10:21:49,898 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 10:21:49,898 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 10:21:49,898 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 10:21:49,900 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,901 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_UID15375989112389355004.smt2 [2023-06-12 10:21:49,931 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 10:21:49,931 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 10:21:49,932 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 10:21:49,932 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 10:21:49,933 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 10:21:49" (1/1) ... [2023-06-12 10:21:49,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-06-12 10:21:49,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:21:49,937 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) [2023-06-12 10:21:49,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-06-12 10:21:49,959 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-06-12 10:21:49,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 10:21:49,960 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) [2023-06-12 10:21:49,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 10:51:39,530 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 10:51:39,531 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 10:51:40,539 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 10:51:40,731 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-06-12 10:51:40,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 [2023-06-12 10:51:40,863 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 10:51:40,865 INFO L158 Benchmark]: Toolchain (without parser) took 1791857.24ms. Allocated memory was 348.1MB in the beginning and 419.4MB in the end (delta: 71.3MB). Free memory was 306.6MB in the beginning and 391.0MB in the end (delta: -84.5MB). Peak memory consumption was 63.5MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,866 INFO L158 Benchmark]: Boogie PL CUP Parser took 2.08ms. Allocated memory is still 348.1MB. Free memory is still 307.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 10:51:40,866 INFO L158 Benchmark]: Boogie Preprocessor took 32.22ms. Allocated memory is still 348.1MB. Free memory was 306.6MB in the beginning and 304.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,867 INFO L158 Benchmark]: RCFGBuilder took 184.32ms. Allocated memory is still 348.1MB. Free memory was 304.6MB in the beginning and 296.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,867 INFO L158 Benchmark]: IcfgToChc took 670.56ms. Allocated memory is still 348.1MB. Free memory was 296.1MB in the beginning and 281.5MB in the end (delta: 14.6MB). Peak memory consumption was 20.8MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,868 INFO L158 Benchmark]: ChcSmtPrinter took 33.39ms. Allocated memory is still 348.1MB. Free memory was 281.5MB in the beginning and 276.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,868 INFO L158 Benchmark]: ChcSolver took 1790932.26ms. Allocated memory was 348.1MB in the beginning and 419.4MB in the end (delta: 71.3MB). Free memory was 276.3MB in the beginning and 391.0MB in the end (delta: -114.7MB). Peak memory consumption was 32.2MB. Max. memory is 15.0GB. [2023-06-12 10:51:40,871 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 2.08ms. Allocated memory is still 348.1MB. Free memory is still 307.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 32.22ms. Allocated memory is still 348.1MB. Free memory was 306.6MB in the beginning and 304.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 184.32ms. Allocated memory is still 348.1MB. Free memory was 304.6MB in the beginning and 296.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 670.56ms. Allocated memory is still 348.1MB. Free memory was 296.1MB in the beginning and 281.5MB in the end (delta: 14.6MB). Peak memory consumption was 20.8MB. Max. memory is 15.0GB. * ChcSmtPrinter took 33.39ms. Allocated memory is still 348.1MB. Free memory was 281.5MB in the beginning and 276.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1790932.26ms. Allocated memory was 348.1MB in the beginning and 419.4MB in the end (delta: 71.3MB). Free memory was 276.3MB in the beginning and 391.0MB in the end (delta: -114.7MB). Peak memory consumption was 32.2MB. 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