/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-bdec/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --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-bdec/inc-bdec.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 12:29:44,448 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 12:29:44,528 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/ThreadModularVerifier.Settings.epf [2023-06-12 12:29:44,538 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 12:29:44,540 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 12:29:44,540 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 12:29:44,541 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 12:29:44,541 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 12:29:44,541 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 12:29:44,546 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 12:29:44,546 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-06-12 12:29:44,547 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 12:29:44,547 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 12:29:44,549 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 12:29:44,549 INFO L137 SettingsManager]: * File name=CHC_conditional 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-06-12 12:29:44,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 12:29:44,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 12:29:44,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 12:29:44,812 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 12:29:44,813 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 12:29:44,814 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl [2023-06-12 12:29:44,815 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl' [2023-06-12 12:29:44,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 12:29:44,836 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 12:29:44,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 12:29:44,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 12:29:44,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 12:29:44,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,860 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 12:29:44,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 12:29:44,864 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 12:29:44,864 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 12:29:44,865 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 12:29:44" (1/1) ... [2023-06-12 12:29:44,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 12:29:44,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 12:29:44,899 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-06-12 12:29:44,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-06-12 12:29:44,943 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 12:29:44,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 12:29:44,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 12:29:44,983 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 12:29:44,984 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 12:29:44,987 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 12:29:45,033 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 12:29:45,043 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 12:29:45,043 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 12:29:45,045 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 12:29:45 BoogieIcfgContainer [2023-06-12 12:29:45,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 12:29:45,046 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 12:29:45,046 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 12:29:45,047 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 12:29:45,050 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 12:29:45" (1/1) ... [2023-06-12 12:29:45,231 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:29:45,234 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:29:45,254 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'x := x + 1;' is: true [2023-06-12 12:29:45,259 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-06-12 12:29:45,269 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'assume x > 0;x := x - 1;' is: true [2023-06-12 12:29:45,372 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume x > 0;x := x - 1;' is: (< 0 x) [2023-06-12 12:29:45,388 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:29:45,391 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 12:29:45,417 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:29:45 HornClauseAST [2023-06-12 12:29:45,417 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 12:29:45,418 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 12:29:45,418 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 12:29:45,418 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 12:29:45,424 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:29:45" (1/1) ... [2023-06-12 12:29:45,425 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/CHC_conditional_inc-bdec.bpl_UID6702428219507298892.smt2 [2023-06-12 12:29:45,440 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 12:29:45,441 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 12:29:45,441 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 12:29:45,441 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 12:29:45,450 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 12:29:45" (1/1) ... [2023-06-12 12:29:45,450 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-06-12 12:29:45,451 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-06-12 12:29:45,451 INFO L90 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_10763536998965158547.smt2 [2023-06-12 12:29:45,459 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-06-12 12:29:45,460 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-06-12 12:29:45,469 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_10763536998965158547.smt2 (exit command is null, workingDir is null) [2023-06-12 12:29:45,472 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10763536998965158547.smt2 (2)] Waiting until timeout for monitored process [2023-06-12 12:35:26,853 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (- Bool Int) at de.uni_freiburg.informatik.ultimate.logic.Theory.term(Theory.java:1624) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:401) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:255) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:255) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.createTerm(Parser.java:873) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1395) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseGetModelResult(Executor.java:306) at de.uni_freiburg.informatik.ultimate.lib.chc.EldaricaCliChcScript.solve(EldaricaCliChcScript.java:108) at de.uni_freiburg.informatik.ultimate.lib.chc.EldaricaCliChcScript.solve(EldaricaCliChcScript.java:81) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-06-12 12:35:26,857 INFO L158 Benchmark]: Toolchain (without parser) took 342019.92ms. Allocated memory is still 348.1MB. Free memory was 299.5MB in the beginning and 265.7MB in the end (delta: 33.8MB). Peak memory consumption was 31.5MB. Max. memory is 15.0GB. [2023-06-12 12:35:26,857 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.31ms. Allocated memory is still 348.1MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 12:35:26,858 INFO L158 Benchmark]: Boogie Preprocessor took 26.39ms. Allocated memory is still 348.1MB. Free memory was 299.5MB in the beginning and 297.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 12:35:26,858 INFO L158 Benchmark]: RCFGBuilder took 181.55ms. Allocated memory is still 348.1MB. Free memory was 297.8MB in the beginning and 288.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 12:35:26,859 INFO L158 Benchmark]: IcfgToChc took 371.24ms. Allocated memory is still 348.1MB. Free memory was 288.8MB in the beginning and 275.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 15.0GB. [2023-06-12 12:35:26,869 INFO L158 Benchmark]: ChcSmtPrinter took 22.46ms. Allocated memory is still 348.1MB. Free memory was 275.7MB in the beginning and 274.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 12:35:26,870 INFO L158 Benchmark]: ChcSolver took 341414.18ms. Allocated memory is still 348.1MB. Free memory was 274.4MB in the beginning and 265.7MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 12:35:26,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.31ms. Allocated memory is still 348.1MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.39ms. Allocated memory is still 348.1MB. Free memory was 299.5MB in the beginning and 297.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 181.55ms. Allocated memory is still 348.1MB. Free memory was 297.8MB in the beginning and 288.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 371.24ms. Allocated memory is still 348.1MB. Free memory was 288.8MB in the beginning and 275.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 15.0GB. * ChcSmtPrinter took 22.46ms. Allocated memory is still 348.1MB. Free memory was 275.7MB in the beginning and 274.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 15.0GB. * ChcSolver took 341414.18ms. Allocated memory is still 348.1MB. Free memory was 274.4MB in the beginning and 265.7MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (- Bool Int) de.uni_freiburg.informatik.ultimate.plugins.chcsolver: SMTLIBException: Undeclared function symbol (- Bool Int): de.uni_freiburg.informatik.ultimate.logic.Theory.term(Theory.java:1624) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-06-12 12:35:26,887 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10763536998965158547.smt2 (2)] Forcibly destroying the process [2023-06-12 12:35:26,984 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_10763536998965158547.smt2 (2)] Forceful destruction successful, exit code 0 [2023-06-12 12:35:26,988 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 Received shutdown request...