/root/.sdkman/candidates/java/21.0.5-tem/bin/java -Xmx22000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata ./data --icfgtochc.assume.program.has.a.precondition True --icfgtochc.specification.mode POSTCONDITION --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP --icfgtochc.conditional.independence NONE -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend Z3 -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-19 19:08:43,721 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-19 19:08:43,785 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/../ThreadModularVerifier.Settings.epf [2024-12-19 19:08:43,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-19 19:08:43,799 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-19 19:08:43,799 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-19 19:08:43,799 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-19 19:08:43,799 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-19 19:08:43,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-19 19:08:43,800 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-19 19:08:43,801 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-19 19:08:43,801 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-19 19:08:43,801 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-19 19:08:43,802 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-19 19:08:43,802 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-19 19:08:43,802 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-19 19:08:43,802 INFO L153 SettingsManager]: * File name=CHC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Assume program has a precondition -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Specification mode -> POSTCONDITION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Thread-Modular Proof Level -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Preference order used for reduction -> SEQ_COMP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NONE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 [2024-12-19 19:08:44,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-19 19:08:44,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-19 19:08:44,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-19 19:08:44,036 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-19 19:08:44,036 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-19 19:08:44,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl [2024-12-19 19:08:44,039 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/inc-dec-eq0-locked.bpl' [2024-12-19 19:08:44,052 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-19 19:08:44,054 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-19 19:08:44,055 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-19 19:08:44,055 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-19 19:08:44,055 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-19 19:08:44,064 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,065 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,068 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,068 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,069 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,069 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,070 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,070 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,070 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,071 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-19 19:08:44,072 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-19 19:08:44,072 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-19 19:08:44,072 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-19 19:08:44,074 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-19 19:08:44,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:08:44,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-12-19 19:08:44,105 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-12-19 19:08:44,123 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2024-12-19 19:08:44,123 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-12-19 19:08:44,123 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-12-19 19:08:44,154 INFO L234 CfgBuilder]: Building ICFG [2024-12-19 19:08:44,155 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-19 19:08:44,157 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-19 19:08:44,199 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-19 19:08:44,199 INFO L283 CfgBuilder]: Performing block encoding [2024-12-19 19:08:44,210 INFO L304 CfgBuilder]: Using library mode [2024-12-19 19:08:44,211 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-19 19:08:44,211 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:08:44 BoogieIcfgContainer [2024-12-19 19:08:44,211 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-19 19:08:44,212 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-19 19:08:44,212 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-19 19:08:44,212 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-19 19:08:44,213 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 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,265 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2024-12-19 19:08:44,271 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,275 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,279 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,283 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,287 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,291 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,295 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,299 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,307 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,328 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'lock := false;' is: false [2024-12-19 19:08:44,345 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,361 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,378 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,393 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,408 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,425 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,440 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,450 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,452 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume !lock;lock := true;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,473 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,481 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,486 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,494 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,498 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,503 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,507 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,511 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,515 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,531 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,541 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,544 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,547 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,550 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,553 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,557 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,561 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,564 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,568 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,575 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,584 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,588 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,591 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,598 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,603 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,609 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,613 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,620 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,624 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,632 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,645 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,648 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,651 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,654 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,657 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,660 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,663 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,666 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,669 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,676 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,683 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,686 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,689 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,692 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,695 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,699 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,703 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,707 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,713 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,722 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,740 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,743 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,751 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,758 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,762 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,765 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,768 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,771 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,778 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,787 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,795 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,798 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,802 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,805 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,808 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,811 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,813 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,816 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,818 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,824 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,833 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'lock := false;' is: true [2024-12-19 19:08:44,836 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,839 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,842 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,845 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,848 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,850 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,853 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,859 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,868 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,874 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'lock := false;' is: true [2024-12-19 19:08:44,879 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,883 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,894 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,901 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x - 1;' is: true [2024-12-19 19:08:44,905 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,909 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,914 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,918 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'x := x + 1;' is: true [2024-12-19 19:08:44,922 INFO L161 IndependenceChecker]: instantiated independence condition for 'lock := false;' and 'assume !lock;lock := true;' is: false [2024-12-19 19:08:44,927 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'lock := false;' is: true [2024-12-19 19:08:44,930 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,932 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,935 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,937 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2024-12-19 19:08:44,939 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,942 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,944 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,946 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2024-12-19 19:08:44,950 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume !lock;lock := true;' is: true [2024-12-19 19:08:44,987 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:08:44 HornClauseAST [2024-12-19 19:08:44,987 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-19 19:08:44,988 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-19 19:08:44,988 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-19 19:08:44,988 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-19 19:08:44,989 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:44,990 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked/CHC_inc-dec-eq0-locked.bpl_UID2028644714431823124.smt2 [2024-12-19 19:08:45,043 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-19 19:08:45,044 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-19 19:08:45,044 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-19 19:08:45,045 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-19 19:08:45,046 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:08:44" (1/1) ... [2024-12-19 19:08:45,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-19 19:08:45,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:08:45,055 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-19 19:08:45,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-19 19:08:45,061 ERROR L418 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Exception during sending of exit command (exit): Broken pipe [2024-12-19 19:08:45,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-12-19 19:08:45,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:08:45,064 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-19 19:08:45,072 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process Received shutdown request... [2024-12-19 21:08:29,676 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-12-19 21:08:29,696 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-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 [2024-12-19 21:08:30,706 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 [2024-12-19 21:08:30,876 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forcibly destroying the process [2024-12-19 21:08:31,077 FATAL L548 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Could not destroy process within 200 ms, abandoning it [2024-12-19 21:08:31,331 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2024-12-19 21:08:31,333 INFO L158 Benchmark]: Toolchain (without parser) took 7187279.11ms. Allocated memory is still 234.9MB. Free memory was 150.3MB in the beginning and 154.5MB in the end (delta: -4.2MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: Boogie PL CUP Parser took 1.27ms. Allocated memory is still 234.9MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: Boogie Preprocessor took 16.64ms. Allocated memory is still 234.9MB. Free memory was 150.3MB in the beginning and 147.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: RCFGBuilder took 139.40ms. Allocated memory is still 234.9MB. Free memory was 147.6MB in the beginning and 140.9MB in the end (delta: 6.8MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: IcfgToChc took 775.51ms. Allocated memory is still 234.9MB. Free memory was 140.9MB in the beginning and 76.9MB in the end (delta: 63.9MB). Peak memory consumption was 67.1MB. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: ChcSmtPrinter took 55.74ms. Allocated memory is still 234.9MB. Free memory was 76.9MB in the beginning and 184.0MB in the end (delta: -107.1MB). Peak memory consumption was 20.9MB. Max. memory is 22.0GB. [2024-12-19 21:08:31,335 INFO L158 Benchmark]: ChcSolver took 7186288.32ms. Allocated memory is still 234.9MB. Free memory was 184.0MB in the beginning and 154.5MB in the end (delta: 29.5MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-19 21:08:31,338 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 1.27ms. Allocated memory is still 234.9MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 16.64ms. Allocated memory is still 234.9MB. Free memory was 150.3MB in the beginning and 147.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 139.40ms. Allocated memory is still 234.9MB. Free memory was 147.6MB in the beginning and 140.9MB in the end (delta: 6.8MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 775.51ms. Allocated memory is still 234.9MB. Free memory was 140.9MB in the beginning and 76.9MB in the end (delta: 63.9MB). Peak memory consumption was 67.1MB. Max. memory is 22.0GB. * ChcSmtPrinter took 55.74ms. Allocated memory is still 234.9MB. Free memory was 76.9MB in the beginning and 184.0MB in the end (delta: -107.1MB). Peak memory consumption was 20.9MB. Max. memory is 22.0GB. * ChcSolver took 7186288.32ms. Allocated memory is still 234.9MB. Free memory was 184.0MB in the beginning and 154.5MB in the end (delta: 29.5MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * 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