/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/inc-dec-eq0/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularUniHorn.xml -i ../../../trunk/examples/threadmodular/regression/inc-dec-eq0/inc-dec-eq0.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-645efe7-m [2023-05-31 18:20:57,959 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-05-31 18:20:58,011 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0/ThreadModularVerifier.Settings.epf [2023-05-31 18:20:58,017 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-31 18:20:58,018 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-05-31 18:20:58,018 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-05-31 18:20:58,019 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-31 18:20:58,019 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-05-31 18:20:58,019 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-05-31 18:20:58,023 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-05-31 18:20:58,023 INFO L137 SettingsManager]: * Save file in source directory=true [2023-05-31 18:20:58,024 INFO L137 SettingsManager]: * Use automatic naming=true [2023-05-31 18:20:58,024 INFO L137 SettingsManager]: * File name=CHC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-05-31 18:20:58,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-31 18:20:58,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-31 18:20:58,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-31 18:20:58,199 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-05-31 18:20:58,199 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-05-31 18:20:58,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0/inc-dec-eq0.bpl [2023-05-31 18:20:58,200 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0/inc-dec-eq0.bpl' [2023-05-31 18:20:58,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-31 18:20:58,218 INFO L133 ToolchainWalker]: Walking toolchain with 8 elements. [2023-05-31 18:20:58,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 18:20:58,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 18:20:58,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 18:20:58,230 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,235 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-31 18:20:58,240 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-31 18:20:58,240 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-05-31 18:20:58,240 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-05-31 18:20:58,241 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-05-31 18:20:58,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-31 18:20:58,260 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 18:20:58,281 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 18:20:58,289 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2023-05-31 18:20:58,289 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-05-31 18:20:58,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-05-31 18:20:58,325 INFO L236 CfgBuilder]: Building ICFG [2023-05-31 18:20:58,327 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-31 18:20:58,329 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-05-31 18:20:58,354 INFO L277 CfgBuilder]: Performing block encoding [2023-05-31 18:20:58,358 INFO L294 CfgBuilder]: Using library mode [2023-05-31 18:20:58,358 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-05-31 18:20:58,359 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 06:20:58 BoogieIcfgContainer [2023-05-31 18:20:58,359 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-31 18:20:58,360 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-05-31 18:20:58,360 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-05-31 18:20:58,360 INFO L274 PluginConnector]: IcfgToChc initialized [2023-05-31 18:20:58,365 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,539 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 18:20:58,542 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 18:20:58,558 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2023-05-31 18:20:58,562 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2023-05-31 18:20:58,571 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2023-05-31 18:20:58,574 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2023-05-31 18:20:58,580 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 18:20:58,582 INFO L111 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-05-31 18:20:58,615 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 06:20:58 HornClauseAST [2023-05-31 18:20:58,615 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-05-31 18:20:58,615 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-05-31 18:20:58,615 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-05-31 18:20:58,615 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-05-31 18:20:58,616 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,617 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/inc-dec-eq0/CHC_inc-dec-eq0.bpl_UID671912314549156625.smt2 [2023-05-31 18:20:58,648 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-05-31 18:20:58,649 INFO L112 PluginConnector]: ------------------------ChcToBoogie---------------------------- [2023-05-31 18:20:58,649 INFO L270 PluginConnector]: Initializing ChcToBoogie... [2023-05-31 18:20:58,649 INFO L274 PluginConnector]: ChcToBoogie initialized [2023-05-31 18:20:58,653 INFO L184 PluginConnector]: Executing the observer ChcToBoogieObserver from plugin ChcToBoogie for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,686 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 31.05 06:20:58 Unit [2023-05-31 18:20:58,686 INFO L131 PluginConnector]: ------------------------ END ChcToBoogie---------------------------- [2023-05-31 18:20:58,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-31 18:20:58,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-31 18:20:58,687 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-05-31 18:20:58,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.chctoboogie AST 31.05 06:20:58" (1/1) ... [2023-05-31 18:20:58,688 ERROR L1136 TypeChecker]: null: Undeclared identifier freshIdentifier11 in IdentifierExpression[freshIdentifier11,QUANTIFIED] [2023-05-31 18:20:58,689 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception: java.lang.IllegalArgumentException: Location is null at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:80) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typeError(TypeChecker.java:1137) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckExpression(TypeChecker.java:253) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckExpression(TypeChecker.java:195) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckExpression(TypeChecker.java:195) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckExpression(TypeChecker.java:195) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckStatement(TypeChecker.java:668) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckBlock(TypeChecker.java:851) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckStatement(TypeChecker.java:717) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.typecheckBlock(TypeChecker.java:851) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processBody(TypeChecker.java:962) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.processImplementation(TypeChecker.java:1038) at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.TypeChecker.process(TypeChecker.java:1125) 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:155) 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) [2023-05-31 18:20:58,691 INFO L158 Benchmark]: Toolchain (without parser) took 471.99ms. Allocated memory is still 350.2MB. Free memory was 304.7MB in the beginning and 317.3MB in the end (delta: -12.6MB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 18:20:58,691 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.11ms. Allocated memory is still 350.2MB. Free memory was 305.8MB in the beginning and 305.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 18:20:58,691 INFO L158 Benchmark]: Boogie Preprocessor took 2.92ms. Allocated memory is still 350.2MB. Free memory was 317.8MB in the beginning and 317.3MB in the end (delta: 424.4kB). There was no memory consumed. Max. memory is 15.0GB. [2023-05-31 18:20:58,692 INFO L158 Benchmark]: RCFGBuilder took 119.13ms. Allocated memory is still 350.2MB. Free memory was 302.9MB in the beginning and 295.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-05-31 18:20:58,692 INFO L158 Benchmark]: IcfgToChc took 255.04ms. Allocated memory is still 350.2MB. Free memory was 294.9MB in the beginning and 284.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-05-31 18:20:58,693 INFO L158 Benchmark]: ChcSmtPrinter took 33.07ms. Allocated memory is still 350.2MB. Free memory was 284.0MB in the beginning and 320.3MB in the end (delta: -36.3MB). Peak memory consumption was 11.6MB. Max. memory is 15.0GB. [2023-05-31 18:20:58,693 INFO L158 Benchmark]: ChcToBoogie took 37.89ms. Allocated memory is still 350.2MB. Free memory was 320.3MB in the beginning and 317.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. [2023-05-31 18:20:58,695 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 0.11ms. Allocated memory is still 350.2MB. Free memory was 305.8MB in the beginning and 305.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 2.92ms. Allocated memory is still 350.2MB. Free memory was 317.8MB in the beginning and 317.3MB in the end (delta: 424.4kB). There was no memory consumed. Max. memory is 15.0GB. * RCFGBuilder took 119.13ms. Allocated memory is still 350.2MB. Free memory was 302.9MB in the beginning and 295.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 255.04ms. Allocated memory is still 350.2MB. Free memory was 294.9MB in the beginning and 284.0MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * ChcSmtPrinter took 33.07ms. Allocated memory is still 350.2MB. Free memory was 284.0MB in the beginning and 320.3MB in the end (delta: -36.3MB). Peak memory consumption was 11.6MB. Max. memory is 15.0GB. * ChcToBoogie took 37.89ms. Allocated memory is still 350.2MB. Free memory was 320.3MB in the beginning and 317.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - ExceptionOrErrorResult: IllegalArgumentException: Location is null de.uni_freiburg.informatik.ultimate.boogie.preprocessor: IllegalArgumentException: Location is null: de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-05-31 18:20:58,714 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...