/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 --chcsolver.timeout 60000 -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend Z3 -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-20 01:37:23,192 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-20 01:37:23,246 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/../ThreadModularVerifier.Settings.epf [2024-12-20 01:37:23,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-20 01:37:23,259 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-20 01:37:23,259 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-20 01:37:23,259 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-20 01:37:23,259 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-20 01:37:23,259 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-20 01:37:23,259 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-20 01:37:23,260 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-20 01:37:23,260 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-20 01:37:23,260 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-20 01:37:23,261 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-20 01:37:23,261 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-20 01:37:23,261 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-20 01:37:23,261 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: Timeout -> 60000 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 [2024-12-20 01:37:23,470 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-20 01:37:23,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-20 01:37:23,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-20 01:37:23,477 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-20 01:37:23,477 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-20 01:37:23,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl [2024-12-20 01:37:23,478 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl' [2024-12-20 01:37:23,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-20 01:37:23,488 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-20 01:37:23,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-20 01:37:23,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-20 01:37:23,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-20 01:37:23,497 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,501 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,502 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,503 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-20 01:37:23,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-20 01:37:23,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-20 01:37:23,504 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-20 01:37:23,505 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-20 01:37:23,518 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:23,528 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) [2024-12-20 01:37:23,536 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 [2024-12-20 01:37:23,553 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2024-12-20 01:37:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-12-20 01:37:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-12-20 01:37:23,581 INFO L234 CfgBuilder]: Building ICFG [2024-12-20 01:37:23,582 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-20 01:37:23,584 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 01:37:23,607 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-20 01:37:23,608 INFO L283 CfgBuilder]: Performing block encoding [2024-12-20 01:37:23,613 INFO L304 CfgBuilder]: Using library mode [2024-12-20 01:37:23,613 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-20 01:37:23,613 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:37:23 BoogieIcfgContainer [2024-12-20 01:37:23,614 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-20 01:37:23,614 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-20 01:37:23,614 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-20 01:37:23,614 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-20 01:37:23,615 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,655 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:23 HornClauseAST [2024-12-20 01:37:23,655 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-20 01:37:23,655 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-20 01:37:23,656 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-20 01:37:23,656 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-20 01:37:23,656 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,657 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/CHC_inc-dec-eq0.bpl_UID5666705129312102099.smt2 [2024-12-20 01:37:23,665 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-20 01:37:23,669 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-20 01:37:23,669 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-20 01:37:23,670 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-20 01:37:23,671 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:23" (1/1) ... [2024-12-20 01:37:23,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 [2024-12-20 01:37:23,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:23,673 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (exit command is (exit), workingDir is null) [2024-12-20 01:37:23,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (2)] Waiting until timeout for monitored process [2024-12-20 01:37:23,680 ERROR L418 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (2)] Exception during sending of exit command (exit): Broken pipe [2024-12-20 01:37:23,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (2)] Ended with exit code 0 [2024-12-20 01:37:23,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:23,683 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (exit command is (exit), workingDir is null) [2024-12-20 01:37:23,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (3)] Waiting until timeout for monitored process [2024-12-20 01:37:28,216 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (3)] Ended with exit code 0 [2024-12-20 01:37:28,216 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:28,218 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (exit command is (exit), workingDir is null) [2024-12-20 01:37:28,218 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (4)] Waiting until timeout for monitored process [2024-12-20 01:37:28,219 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 20.12 01:37:28 ChcSolution [2024-12-20 01:37:28,219 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2024-12-20 01:37:28,221 INFO L158 Benchmark]: Toolchain (without parser) took 4732.26ms. Allocated memory is still 234.9MB. Free memory was 155.7MB in the beginning and 135.1MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 01:37:28,222 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 234.9MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:37:28,222 INFO L158 Benchmark]: Boogie Preprocessor took 15.03ms. Allocated memory is still 234.9MB. Free memory was 155.7MB in the beginning and 154.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:37:28,222 INFO L158 Benchmark]: RCFGBuilder took 109.63ms. Allocated memory is still 234.9MB. Free memory was 154.4MB in the beginning and 146.5MB in the end (delta: 7.9MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:37:28,222 INFO L158 Benchmark]: IcfgToChc took 41.14ms. Allocated memory is still 234.9MB. Free memory was 146.5MB in the beginning and 143.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:37:28,223 INFO L158 Benchmark]: ChcSmtPrinter took 9.49ms. Allocated memory is still 234.9MB. Free memory was 143.9MB in the beginning and 142.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:37:28,223 INFO L158 Benchmark]: ChcSolver took 4550.19ms. Allocated memory is still 234.9MB. Free memory was 142.6MB in the beginning and 135.1MB in the end (delta: 7.5MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 01:37:28,226 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 0.13ms. Allocated memory is still 234.9MB. Free memory is still 157.0MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 15.03ms. Allocated memory is still 234.9MB. Free memory was 155.7MB in the beginning and 154.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 109.63ms. Allocated memory is still 234.9MB. Free memory was 154.4MB in the beginning and 146.5MB in the end (delta: 7.9MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 41.14ms. Allocated memory is still 234.9MB. Free memory was 146.5MB in the beginning and 143.9MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSmtPrinter took 9.49ms. Allocated memory is still 234.9MB. Free memory was 143.9MB in the beginning and 142.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 4550.19ms. Allocated memory is still 234.9MB. Free memory was 142.6MB in the beginning and 135.1MB in the end (delta: 7.5MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcUnsatResult: UNSAT The given horn clause set is UNSAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-20 01:37:28,234 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:60000 (4)] Forceful destruction successful, exit code 0 [2024-12-20 01:37:28,436 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 Received shutdown request...