/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 --chcsolver.chc.solver.backend GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-fe2097d-m [2023-05-31 12:44:22,443 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-05-31 12:44:22,538 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/ThreadModularVerifier.Settings.epf [2023-05-31 12:44:22,548 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-31 12:44:22,549 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-05-31 12:44:22,550 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-05-31 12:44:22,550 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-31 12:44:22,550 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-05-31 12:44:22,551 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-05-31 12:44:22,552 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-05-31 12:44:22,552 INFO L137 SettingsManager]: * Conditional Independence=PRECOMPUTED_CONDITIONS [2023-05-31 12:44:22,553 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-05-31 12:44:22,553 INFO L137 SettingsManager]: * Save file in source directory=true [2023-05-31 12:44:22,553 INFO L137 SettingsManager]: * Use automatic naming=true [2023-05-31 12:44:22,554 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-05-31 12:44:22,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-31 12:44:22,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-31 12:44:22,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-31 12:44:22,863 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-31 12:44:22,863 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-31 12:44:22,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl [2023-05-31 12:44:22,866 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/inc-bdec.bpl' [2023-05-31 12:44:22,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-31 12:44:22,888 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-31 12:44:22,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 12:44:22,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 12:44:22,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 12:44:22,906 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-31 12:44:22,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-31 12:44:22,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-05-31 12:44:22,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-05-31 12:44:22,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 12:44:22" (1/1) ... [2023-05-31 12:44:22,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-05-31 12:44:22,932 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-31 12:44:22,950 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) [2023-05-31 12:44:22,977 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 [2023-05-31 12:44:23,002 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-05-31 12:44:23,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-31 12:44:23,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-31 12:44:23,041 INFO L236 CfgBuilder]: Building ICFG [2023-05-31 12:44:23,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-31 12:44:23,047 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-05-31 12:44:23,106 INFO L277 CfgBuilder]: Performing block encoding [2023-05-31 12:44:23,120 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-31 12:44:23,121 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-31 12:44:23,126 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 12:44:23 BoogieIcfgContainer [2023-05-31 12:44:23,126 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-31 12:44:23,127 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-05-31 12:44:23,127 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-05-31 12:44:23,127 INFO L274 PluginConnector]: IcfgToChc initialized [2023-05-31 12:44:23,128 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 12:44:23" (1/1) ... [2023-05-31 12:44:23,395 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:23,401 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:23,449 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:23,458 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 12:44:23,474 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and 'assume x > 0;x := x - 1;' is: true [2023-05-31 12:44:23,558 INFO L167 QuantifierPusher]: treesize reduction 4, result has 77.8 percent of original size [2023-05-31 12:44:23,560 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2023-05-31 12:44:23,583 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'assume x > 0;x := x - 1;' is: (< 0 x) [2023-05-31 12:44:23,600 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume x > 0;x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:23,606 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 12:44:23,638 INFO L201 PluginConnector]: Adding new model inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:23 HornClauseAST [2023-05-31 12:44:23,638 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-05-31 12:44:23,639 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-05-31 12:44:23,639 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-05-31 12:44:23,639 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-05-31 12:44:23,640 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:23" (1/1) ... [2023-05-31 12:44:23,641 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-bdec/CHC_conditional_inc-bdec.bpl_UID18400415155477542691.smt2 [2023-05-31 12:44:23,667 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-05-31 12:44:23,668 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-05-31 12:44:23,668 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-05-31 12:44:23,668 INFO L274 PluginConnector]: ChcSolver initialized [2023-05-31 12:44:23,669 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-bdec.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 12:44:23" (1/1) ... [2023-05-31 12:44:23,670 INFO L88 GolemChcScript]: Writing script to file /tmp/golem_4129402316553777600.smt2 [2023-05-31 12:44:23,694 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve golem [2023-05-31 12:44:23,694 INFO L189 MonitoredProcess]: No working directory specified, using golem [2023-05-31 12:44:23,700 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver has thrown an exception: java.lang.RuntimeException: java.io.IOException: Cannot run program "golem": error=2, No such file or directory at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:113) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:79) at de.uni_freiburg.informatik.ultimate.plugins.chcsolver.ChcSolverObserver.process(ChcSolverObserver.java:77) 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) Caused by: java.io.IOException: Cannot run program "golem": error=2, No such file or directory at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1128) at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1071) at java.base/java.lang.Runtime.exec(Runtime.java:592) at de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.exec(MonitoredProcess.java:164) at de.uni_freiburg.informatik.ultimate.core.lib.util.MonitoredProcess.exec(MonitoredProcess.java:215) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.createProcess(Executor.java:127) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.(Executor.java:123) at de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:104) ... 15 more Caused by: java.io.IOException: error=2, No such file or directory at java.base/java.lang.ProcessImpl.forkAndExec(Native Method) at java.base/java.lang.ProcessImpl.(ProcessImpl.java:340) at java.base/java.lang.ProcessImpl.start(ProcessImpl.java:271) at java.base/java.lang.ProcessBuilder.start(ProcessBuilder.java:1107) ... 22 more [2023-05-31 12:44:23,705 INFO L158 Benchmark]: Toolchain (without parser) took 815.87ms. Allocated memory is still 413.1MB. Free memory was 390.5MB in the beginning and 393.2MB in the end (delta: -2.8MB). Peak memory consumption was 34.0MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,705 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.27ms. Allocated memory is still 413.1MB. Free memory was 391.4MB in the beginning and 391.3MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 12:44:23,706 INFO L158 Benchmark]: Boogie Preprocessor took 26.86ms. Allocated memory is still 413.1MB. Free memory was 390.3MB in the beginning and 388.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,707 INFO L158 Benchmark]: RCFGBuilder took 208.65ms. Allocated memory is still 413.1MB. Free memory was 388.4MB in the beginning and 380.4MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,708 INFO L158 Benchmark]: IcfgToChc took 511.49ms. Allocated memory is still 413.1MB. Free memory was 380.2MB in the beginning and 365.7MB in the end (delta: 14.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,708 INFO L158 Benchmark]: ChcSmtPrinter took 28.28ms. Allocated memory is still 413.1MB. Free memory was 365.7MB in the beginning and 363.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,709 INFO L158 Benchmark]: ChcSolver took 35.85ms. Allocated memory is still 413.1MB. Free memory was 363.9MB in the beginning and 393.2MB in the end (delta: -29.3MB). Peak memory consumption was 8.8MB. Max. memory is 15.0GB. [2023-05-31 12:44:23,718 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 0.27ms. Allocated memory is still 413.1MB. Free memory was 391.4MB in the beginning and 391.3MB in the end (delta: 157.6kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.86ms. Allocated memory is still 413.1MB. Free memory was 390.3MB in the beginning and 388.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * RCFGBuilder took 208.65ms. Allocated memory is still 413.1MB. Free memory was 388.4MB in the beginning and 380.4MB in the end (delta: 8.1MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * IcfgToChc took 511.49ms. Allocated memory is still 413.1MB. Free memory was 380.2MB in the beginning and 365.7MB in the end (delta: 14.5MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * ChcSmtPrinter took 28.28ms. Allocated memory is still 413.1MB. Free memory was 365.7MB in the beginning and 363.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 35.85ms. Allocated memory is still 413.1MB. Free memory was 363.9MB in the beginning and 393.2MB in the end (delta: -29.3MB). Peak memory consumption was 8.8MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ExceptionOrErrorResult: RuntimeException: java.io.IOException: Cannot run program "golem": error=2, No such file or directory de.uni_freiburg.informatik.ultimate.plugins.chcsolver: RuntimeException: java.io.IOException: Cannot run program "golem": error=2, No such file or directory: de.uni_freiburg.informatik.ultimate.lib.chc.GolemChcScript.solve(GolemChcScript.java:113) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-31 12:44:23,748 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...