/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 ASSERT_VIOLATIONS --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP --chcsolver.timeout 5000 -s ../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend GOLEM --icfgtochc.use.nondeterministic.sleep.update.encoding true --icfgtochc.conditional.independence NECESSARY_AND_SUFFICIENT -i ../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/mutex-3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-31 17:48:14,278 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-31 17:48:14,327 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/../ThreadModularVerifier.Settings.epf [2024-12-31 17:48:14,336 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-31 17:48:14,337 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-31 17:48:14,337 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-31 17:48:14,337 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-31 17:48:14,337 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-31 17:48:14,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-31 17:48:14,337 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-31 17:48:14,338 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-31 17:48:14,338 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-31 17:48:14,338 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-31 17:48:14,338 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-31 17:48:14,338 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-31 17:48:14,338 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-31 17:48:14,338 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 -> ASSERT_VIOLATIONS 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.chcsolver: Timeout -> 5000 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.icfgtochc: Use nondeterministic sleep update encoding -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NECESSARY_AND_SUFFICIENT [2024-12-31 17:48:14,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-31 17:48:14,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-31 17:48:14,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-31 17:48:14,668 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-31 17:48:14,670 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-31 17:48:14,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/mutex-3.bpl [2024-12-31 17:48:14,671 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/mutex-3.bpl' [2024-12-31 17:48:14,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-31 17:48:14,697 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-31 17:48:14,699 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-31 17:48:14,699 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-31 17:48:14,699 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-31 17:48:14,712 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,713 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,720 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,720 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,722 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,723 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-31 17:48:14,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-31 17:48:14,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-31 17:48:14,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-31 17:48:14,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-31 17:48:14,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 17:48:14,753 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) [2024-12-31 17:48:14,761 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 [2024-12-31 17:48:14,788 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-31 17:48:14,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-31 17:48:14,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-31 17:48:14,820 INFO L234 CfgBuilder]: Building ICFG [2024-12-31 17:48:14,822 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-31 17:48:14,824 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-31 17:48:14,859 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-31 17:48:14,859 INFO L283 CfgBuilder]: Performing block encoding [2024-12-31 17:48:14,869 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-31 17:48:14,870 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-31 17:48:14,870 INFO L201 PluginConnector]: Adding new model mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:48:14 BoogieIcfgContainer [2024-12-31 17:48:14,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-31 17:48:14,871 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-31 17:48:14,871 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-31 17:48:14,871 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-31 17:48:14,873 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 05:48:14" (1/1) ... [2024-12-31 17:48:14,929 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 17:48:14,931 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2024-12-31 17:48:14,958 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume ctr < 3;ctr := ctr + 1;' is: true [2024-12-31 17:48:14,977 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 17:48:14,979 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2024-12-31 17:48:15,013 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume ctr < 3;ctr := ctr + 1;' is: true [2024-12-31 17:48:15,056 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 3;ctr := ctr + 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 17:48:15,069 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 3;ctr := ctr + 1;' and 'assume true;' is: true [2024-12-31 17:48:15,085 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 3;ctr := ctr + 1;' and 'assume ctr < 3;ctr := ctr + 1;' is: true [2024-12-31 17:48:15,095 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 17:48:15,100 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;' is: true [2024-12-31 17:48:15,113 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume ctr < 3;ctr := ctr + 1;' is: (not (= 3 ctr)) [2024-12-31 17:48:15,135 INFO L201 PluginConnector]: Adding new model mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 05:48:15 HornClauseAST [2024-12-31 17:48:15,136 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-31 17:48:15,136 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-31 17:48:15,136 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-31 17:48:15,136 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-31 17:48:15,139 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 05:48:15" (1/1) ... [2024-12-31 17:48:15,140 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-3/CHC_mutex-3.bpl_UID4135181021318601704.smt2 [2024-12-31 17:48:15,162 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-31 17:48:15,163 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-31 17:48:15,163 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-31 17:48:15,163 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-31 17:48:15,165 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 05:48:15" (1/1) ... [2024-12-31 17:48:15,166 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_5988310244875967231.smt2 [2024-12-31 17:48:15,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem [2024-12-31 17:48:15,175 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_5988310244875967231.smt2 (exit command is null, workingDir is null) [2024-12-31 17:48:15,183 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_5988310244875967231.smt2 (2)] Waiting until timeout for monitored process [2024-12-31 17:48:16,487 INFO L201 PluginConnector]: Adding new model mutex-3.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 31.12 05:48:16 ChcSolution [2024-12-31 17:48:16,488 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2024-12-31 17:48:16,491 INFO L158 Benchmark]: Toolchain (without parser) took 1791.02ms. Allocated memory is still 167.8MB. Free memory was 147.8MB in the beginning and 137.3MB in the end (delta: 10.4MB). Peak memory consumption was 1.6MB. Max. memory is 22.0GB. [2024-12-31 17:48:16,491 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.24ms. Allocated memory is still 167.8MB. Free memory was 148.7MB in the beginning and 148.6MB in the end (delta: 16.0kB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 17:48:16,491 INFO L158 Benchmark]: Boogie Preprocessor took 25.57ms. Allocated memory is still 167.8MB. Free memory was 147.7MB in the beginning and 146.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 17:48:16,492 INFO L158 Benchmark]: RCFGBuilder took 144.60ms. Allocated memory is still 167.8MB. Free memory was 146.3MB in the beginning and 138.7MB in the end (delta: 7.6MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 17:48:16,492 INFO L158 Benchmark]: IcfgToChc took 264.62ms. Allocated memory is still 167.8MB. Free memory was 138.7MB in the beginning and 139.6MB in the end (delta: -881.9kB). Peak memory consumption was 19.2MB. Max. memory is 22.0GB. [2024-12-31 17:48:16,492 INFO L158 Benchmark]: ChcSmtPrinter took 26.51ms. Allocated memory is still 167.8MB. Free memory was 139.6MB in the beginning and 138.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 17:48:16,493 INFO L158 Benchmark]: ChcSolver took 1324.54ms. Allocated memory is still 167.8MB. Free memory was 138.1MB in the beginning and 137.4MB in the end (delta: 607.8kB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 17:48:16,498 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_5988310244875967231.smt2 (2)] Ended with exit code 0 [2024-12-31 17:48:16,500 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 0.24ms. Allocated memory is still 167.8MB. Free memory was 148.7MB in the beginning and 148.6MB in the end (delta: 16.0kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 25.57ms. Allocated memory is still 167.8MB. Free memory was 147.7MB in the beginning and 146.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 144.60ms. Allocated memory is still 167.8MB. Free memory was 146.3MB in the beginning and 138.7MB in the end (delta: 7.6MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 264.62ms. Allocated memory is still 167.8MB. Free memory was 138.7MB in the beginning and 139.6MB in the end (delta: -881.9kB). Peak memory consumption was 19.2MB. Max. memory is 22.0GB. * ChcSmtPrinter took 26.51ms. Allocated memory is still 167.8MB. Free memory was 139.6MB in the beginning and 138.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 1324.54ms. Allocated memory is still 167.8MB. Free memory was 138.1MB in the beginning and 137.4MB in the end (delta: 607.8kB). There was no memory consumed. Max. memory is 22.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - ChcSatResult: SAT The given horn clause set is SAT RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-31 17:48:16,519 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...