/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-assert/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 --icfgtochc.skip.assert.edges false -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 12:50:59,644 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 12:50:59,718 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/ThreadModularVerifier.Settings.epf [2023-07-03 12:50:59,728 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 12:50:59,729 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 12:50:59,729 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 12:50:59,730 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 12:50:59,730 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 12:50:59,730 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 12:50:59,731 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 12:50:59,731 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 12:50:59,732 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 12:50:59,732 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 12:50:59,733 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 12:50:59,733 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Skip assert edges -> false [2023-07-03 12:50:59,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 12:50:59,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 12:50:59,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 12:50:59,989 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 12:50:59,990 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 12:50:59,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl [2023-07-03 12:50:59,992 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl' [2023-07-03 12:51:00,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 12:51:00,015 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 12:51:00,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 12:51:00,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 12:51:00,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 12:51:00,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 12:51:00,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 12:51:00,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 12:51:00,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 12:51:00,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 12:51:00,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 12:51:00,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-07-03 12:51:00,089 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 [2023-07-03 12:51:00,114 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-07-03 12:51:00,114 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-07-03 12:51:00,114 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-07-03 12:51:00,154 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 12:51:00,155 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 12:51:00,158 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 12:51:00,236 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 12:51:00,245 INFO L294 CfgBuilder]: Using library mode [2023-07-03 12:51:00,245 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 12:51:00,247 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 12:51:00 BoogieIcfgContainer [2023-07-03 12:51:00,247 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 12:51:00,248 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 12:51:00,248 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 12:51:00,248 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 12:51:00,249 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,448 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !(x == 0);' is: true [2023-07-03 12:51:00,453 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;lock := false;' is: true [2023-07-03 12:51:00,456 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 12:51:00,458 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 12:51:00,460 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 12:51:00,462 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 12:51:00,464 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 12:51:00,467 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 12:51:00,469 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 12:51:00,471 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 12:51:00,473 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,476 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 12:51:00,500 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !(x == 0);' is: true [2023-07-03 12:51:00,507 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;lock := false;' is: false [2023-07-03 12:51:00,510 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,514 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,515 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume true;' is: true [2023-07-03 12:51:00,518 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,521 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,524 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,527 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,530 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,532 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,535 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,550 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,556 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,560 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,562 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 12:51:00,565 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,568 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,579 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,583 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,588 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,593 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,596 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,608 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,611 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,625 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,627 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 12:51:00,629 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,632 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,634 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,644 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,649 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,652 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,655 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,664 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,666 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,668 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,670 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 12:51:00,672 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,674 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,676 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,678 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,680 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,682 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,684 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,693 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,695 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,697 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,699 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume true;' is: true [2023-07-03 12:51:00,700 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,705 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,707 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,709 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,711 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,713 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,718 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,731 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,735 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,740 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,742 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 12:51:00,747 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,752 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,754 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,759 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,761 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,767 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,769 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,779 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,783 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,786 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,788 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 12:51:00,789 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,791 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,793 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,794 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,796 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,797 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,799 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,804 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,806 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,807 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,809 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 12:51:00,810 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,811 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,813 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,814 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,815 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,817 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,818 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,823 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !(x == 0);' is: false [2023-07-03 12:51:00,825 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,826 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,827 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume true;' is: true [2023-07-03 12:51:00,829 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,830 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,832 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,833 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,834 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,835 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,836 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,841 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'assume !(x == 0);' is: true [2023-07-03 12:51:00,842 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'assume true;lock := false;' is: true [2023-07-03 12:51:00,843 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x - 1;' is: false [2023-07-03 12:51:00,844 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x - 1;' is: false [2023-07-03 12:51:00,845 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'assume true;' is: true [2023-07-03 12:51:00,846 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x - 1;' is: false [2023-07-03 12:51:00,847 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x - 1;' is: false [2023-07-03 12:51:00,849 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x + 1;' is: false [2023-07-03 12:51:00,850 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x + 1;' is: false [2023-07-03 12:51:00,851 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x + 1;' is: false [2023-07-03 12:51:00,852 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,853 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !(x == 0);' and 'x := x + 1;' is: false [2023-07-03 12:51:00,857 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !(x == 0);' is: true [2023-07-03 12:51:00,860 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;lock := false;' is: true [2023-07-03 12:51:00,861 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,862 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,863 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume true;' is: true [2023-07-03 12:51:00,864 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,865 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,866 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,867 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,868 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,869 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'assume !lock;lock := true;' is: false [2023-07-03 12:51:00,870 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;lock := false;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,874 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !(x == 0);' is: true [2023-07-03 12:51:00,875 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;lock := false;' is: true [2023-07-03 12:51:00,876 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,877 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,877 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 12:51:00,878 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,879 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x - 1;' is: true [2023-07-03 12:51:00,880 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,881 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,882 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,883 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume !lock;lock := true;' is: true [2023-07-03 12:51:00,883 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'x := x + 1;' is: true [2023-07-03 12:51:00,918 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 12:51:00 HornClauseAST [2023-07-03 12:51:00,918 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 12:51:00,919 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 12:51:00,919 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 12:51:00,919 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 12:51:00,920 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,921 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked-assert/CHC_inc-dec-eq0-locked-assert.bpl_UID6907003903845176002.smt2 [2023-07-03 12:51:00,949 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 12:51:00,949 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 12:51:00,949 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 12:51:00,950 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 12:51:00,951 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 12:51:00" (1/1) ... [2023-07-03 12:51:00,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-07-03 12:51:00,952 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 12:51:00,955 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 12:51:00,963 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-07-03 12:51:00,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-07-03 12:51:00,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 12:51:00,974 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-07-03 12:51:00,987 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... [2023-07-03 13:20:50,471 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 [2023-07-03 13:20:50,471 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 [2023-07-03 13:20:51,479 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 [2023-07-03 13:20:51,671 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2023-07-03 13:20:51,789 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 137 [2023-07-03 13:20:51,790 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 13:20:51,792 INFO L158 Benchmark]: Toolchain (without parser) took 1791776.40ms. Allocated memory was 390.1MB in the beginning and 488.6MB in the end (delta: 98.6MB). Free memory was 348.0MB in the beginning and 444.2MB in the end (delta: -96.1MB). Peak memory consumption was 53.0MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,793 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.32ms. Allocated memory is still 390.1MB. Free memory is still 349.2MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 13:20:51,793 INFO L158 Benchmark]: Boogie Preprocessor took 26.84ms. Allocated memory is still 390.1MB. Free memory was 348.0MB in the beginning and 346.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,794 INFO L158 Benchmark]: RCFGBuilder took 201.65ms. Allocated memory is still 390.1MB. Free memory was 346.2MB in the beginning and 337.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,794 INFO L158 Benchmark]: IcfgToChc took 670.65ms. Allocated memory is still 390.1MB. Free memory was 337.5MB in the beginning and 320.8MB in the end (delta: 16.8MB). Peak memory consumption was 24.5MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,795 INFO L158 Benchmark]: ChcSmtPrinter took 30.20ms. Allocated memory is still 390.1MB. Free memory was 320.8MB in the beginning and 315.2MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,795 INFO L158 Benchmark]: ChcSolver took 1790841.56ms. Allocated memory was 390.1MB in the beginning and 488.6MB in the end (delta: 98.6MB). Free memory was 315.2MB in the beginning and 444.2MB in the end (delta: -129.0MB). Peak memory consumption was 18.0MB. Max. memory is 15.0GB. [2023-07-03 13:20:51,802 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 0.32ms. Allocated memory is still 390.1MB. Free memory is still 349.2MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.84ms. Allocated memory is still 390.1MB. Free memory was 348.0MB in the beginning and 346.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 201.65ms. Allocated memory is still 390.1MB. Free memory was 346.2MB in the beginning and 337.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 670.65ms. Allocated memory is still 390.1MB. Free memory was 337.5MB in the beginning and 320.8MB in the end (delta: 16.8MB). Peak memory consumption was 24.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 30.20ms. Allocated memory is still 390.1MB. Free memory was 320.8MB in the beginning and 315.2MB in the end (delta: 5.6MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1790841.56ms. Allocated memory was 390.1MB in the beginning and 488.6MB in the end (delta: 98.6MB). Free memory was 315.2MB in the beginning and 444.2MB in the end (delta: -129.0MB). Peak memory consumption was 18.0MB. 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