/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 ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 11:13:44,599 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 11:13:44,673 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/ThreadModularVerifier.Settings.epf [2023-07-03 11:13:44,681 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 11:13:44,683 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 11:13:44,684 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 11:13:44,684 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 11:13:44,684 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 11:13:44,685 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 11:13:44,690 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 11:13:44,690 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 11:13:44,691 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 11:13:44,691 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-07-03 11:13:44,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 11:13:44,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 11:13:44,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 11:13:44,913 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 11:13:44,914 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 11:13:44,915 INFO L431 ainManager$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 [2023-07-03 11:13:44,915 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2023-07-03 11:13:44,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 11:13:44,936 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 11:13:44,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 11:13:44,937 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 11:13:44,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 11:13:44,953 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,954 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,962 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,962 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,964 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,965 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,965 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,966 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 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,966 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 11:13:44,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 11:13:44,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 11:13:44,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 11:13:44,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 11:13:44" (1/1) ... [2023-07-03 11:13:44,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 11:13:44,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 11:13:44,994 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 11:13:45,007 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 11:13:45,037 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-07-03 11:13:45,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-07-03 11:13:45,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-07-03 11:13:45,072 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 11:13:45,074 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 11:13:45,076 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 11:13:45,139 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 11:13:45,147 INFO L294 CfgBuilder]: Using library mode [2023-07-03 11:13:45,147 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 11:13:45,149 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 11:13:45 BoogieIcfgContainer [2023-07-03 11:13:45,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 11:13:45,150 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 11:13:45,150 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 11:13:45,150 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 11:13:45,154 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 03.07 11:13:45" (1/1) ... [2023-07-03 11:13:45,357 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-07-03 11:13:45,365 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,369 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,371 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,373 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,376 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,378 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,380 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,383 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,384 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,412 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2023-07-03 11:13:45,418 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,421 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,424 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,426 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,429 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,431 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,434 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,436 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,438 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,450 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,456 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,459 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,462 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,465 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,468 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,471 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,474 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,478 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,480 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,492 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,494 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,496 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,499 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,502 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,518 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,520 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,523 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,525 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,527 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,536 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,538 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,540 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,542 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,545 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,547 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,570 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,573 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,580 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,582 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,589 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,591 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,593 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,595 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,597 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,599 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,601 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,603 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,605 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,606 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,613 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,615 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,617 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,619 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,621 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,622 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,624 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,626 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,627 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,629 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,636 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,637 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,639 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,641 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,643 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,645 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,646 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,648 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,650 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,651 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,657 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,659 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,661 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,663 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,664 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,666 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,668 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,670 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,671 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,673 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,678 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2023-07-03 11:13:45,680 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,682 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,684 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,686 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,687 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,689 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,690 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,692 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,694 INFO L180 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,700 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2023-07-03 11:13:45,701 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,703 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,704 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,705 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2023-07-03 11:13:45,706 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,708 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,709 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,710 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2023-07-03 11:13:45,712 INFO L180 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2023-07-03 11:13:45,717 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2023-07-03 11:13:45,718 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,720 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,722 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,723 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2023-07-03 11:13:45,725 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,726 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,727 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,728 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2023-07-03 11:13:45,730 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2023-07-03 11:13:45,796 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 11:13:45 HornClauseAST [2023-07-03 11:13:45,796 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 11:13:45,797 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 11:13:45,797 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 11:13:45,798 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 11:13:45,798 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 11:13:45" (1/1) ... [2023-07-03 11:13:45,799 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_UID15897710702986408890.smt2 [2023-07-03 11:13:45,829 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 11:13:45,830 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 11:13:45,830 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 11:13:45,830 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 11:13:45,832 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 11:13:45" (1/1) ... [2023-07-03 11:13:45,832 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-07-03 11:13:45,832 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-07-03 11:13:45,833 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_3451808510573202703.smt2 [2023-07-03 11:13:45,848 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-07-03 11:13:45,848 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-07-03 11:13:45,861 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_3451808510573202703.smt2 (exit command is null, workingDir is null) [2023-07-03 11:13:45,865 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_3451808510573202703.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 11:42:25,822 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_3451808510573202703.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 11:42:25,822 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 11:42:26,822 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_3451808510573202703.smt2 (2)] Forcibly destroying the process [2023-07-03 11:42:26,839 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 11:42:26,917 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 11:42:26,919 INFO L158 Benchmark]: Toolchain (without parser) took 1721982.86ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 250.8MB in the end (delta: 40.7MB). Peak memory consumption was 43.7MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,919 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.14ms. Allocated memory is still 333.4MB. Free memory was 292.6MB in the beginning and 292.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 11:42:26,920 INFO L158 Benchmark]: Boogie Preprocessor took 30.39ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,920 INFO L158 Benchmark]: RCFGBuilder took 181.16ms. Allocated memory is still 333.4MB. Free memory was 289.7MB in the beginning and 281.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,921 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_3451808510573202703.smt2 (2)] Forceful destruction successful, exit code 137 [2023-07-03 11:42:26,921 INFO L158 Benchmark]: IcfgToChc took 646.58ms. Allocated memory is still 333.4MB. Free memory was 281.1MB in the beginning and 269.3MB in the end (delta: 11.8MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,923 INFO L158 Benchmark]: ChcSmtPrinter took 32.10ms. Allocated memory is still 333.4MB. Free memory was 269.3MB in the beginning and 264.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,924 INFO L158 Benchmark]: ChcSolver took 1721087.91ms. Allocated memory is still 333.4MB. Free memory was 264.4MB in the beginning and 250.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-07-03 11:42:26,927 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.14ms. Allocated memory is still 333.4MB. Free memory was 292.6MB in the beginning and 292.5MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 30.39ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 181.16ms. Allocated memory is still 333.4MB. Free memory was 289.7MB in the beginning and 281.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 646.58ms. Allocated memory is still 333.4MB. Free memory was 281.1MB in the beginning and 269.3MB in the end (delta: 11.8MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. * ChcSmtPrinter took 32.10ms. Allocated memory is still 333.4MB. Free memory was 269.3MB in the beginning and 264.4MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * ChcSolver took 1721087.91ms. Allocated memory is still 333.4MB. Free memory was 264.4MB in the beginning and 250.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. 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