/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 --icfgtochc.conditional.independence NONE --chcsolver.timeout 5000 -s ../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend Z3 -i ../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/mutex-unbounded.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-19 19:14:24,919 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-19 19:14:24,972 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/../ThreadModularVerifier.Settings.epf [2024-12-19 19:14:24,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-19 19:14:24,983 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-19 19:14:24,983 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-19 19:14:24,984 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-19 19:14:24,984 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-19 19:14:24,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-19 19:14:24,984 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-19 19:14:24,984 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-19 19:14:24,984 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-19 19:14:24,984 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-19 19:14:24,985 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-19 19:14:24,985 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-19 19:14:24,985 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-19 19:14:24,985 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.icfgtochc: Conditional Independence -> NONE 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 -> Z3 [2024-12-19 19:14:25,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-19 19:14:25,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-19 19:14:25,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-19 19:14:25,190 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-19 19:14:25,191 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-19 19:14:25,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/mutex-unbounded.bpl [2024-12-19 19:14:25,193 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/mutex-unbounded.bpl' [2024-12-19 19:14:25,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-19 19:14:25,205 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-19 19:14:25,206 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-19 19:14:25,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-19 19:14:25,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-19 19:14:25,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,218 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,219 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,220 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-19 19:14:25,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-19 19:14:25,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-19 19:14:25,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-19 19:14:25,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-19 19:14:25,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:14:25,241 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) [2024-12-19 19:14:25,245 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 [2024-12-19 19:14:25,265 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-19 19:14:25,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-19 19:14:25,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-19 19:14:25,293 INFO L234 CfgBuilder]: Building ICFG [2024-12-19 19:14:25,294 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-19 19:14:25,296 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-19 19:14:25,326 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-19 19:14:25,326 INFO L283 CfgBuilder]: Performing block encoding [2024-12-19 19:14:25,332 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-19 19:14:25,332 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-19 19:14:25,332 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:14:25 BoogieIcfgContainer [2024-12-19 19:14:25,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-19 19:14:25,333 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-19 19:14:25,333 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-19 19:14:25,333 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-19 19:14:25,334 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,388 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;ctr := ctr - 1;' is: true [2024-12-19 19:14:25,389 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2024-12-19 19:14:25,393 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'ctr := ctr + 1;' is: true [2024-12-19 19:14:25,410 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-19 19:14:25,413 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2024-12-19 19:14:25,422 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'ctr := ctr + 1;' is: true [2024-12-19 19:14:25,447 INFO L161 IndependenceChecker]: instantiated independence condition for 'ctr := ctr + 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-19 19:14:25,451 INFO L161 IndependenceChecker]: instantiated independence condition for 'ctr := ctr + 1;' and 'assume true;' is: true [2024-12-19 19:14:25,456 INFO L161 IndependenceChecker]: instantiated independence condition for 'ctr := ctr + 1;' and 'ctr := ctr + 1;' is: true [2024-12-19 19:14:25,464 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-19 19:14:25,467 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;' is: true [2024-12-19 19:14:25,472 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'ctr := ctr + 1;' is: true [2024-12-19 19:14:25,494 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:14:25 HornClauseAST [2024-12-19 19:14:25,494 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-19 19:14:25,494 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-19 19:14:25,495 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-19 19:14:25,495 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-19 19:14:25,495 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,496 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-unbounded/CHC_mutex-unbounded.bpl_UID12074296877861263764.smt2 [2024-12-19 19:14:25,512 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-19 19:14:25,513 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-19 19:14:25,513 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-19 19:14:25,513 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-19 19:14:25,514 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 19.12 07:14:25" (1/1) ... [2024-12-19 19:14:25,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 [2024-12-19 19:14:25,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:14:25,517 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (exit command is (exit), workingDir is null) [2024-12-19 19:14:25,518 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (2)] Waiting until timeout for monitored process [2024-12-19 19:14:25,522 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (2)] Ended with exit code 0 [2024-12-19 19:14:25,522 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:14:25,524 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (exit command is (exit), workingDir is null) [2024-12-19 19:14:25,525 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (3)] Waiting until timeout for monitored process [2024-12-19 19:14:26,783 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (3)] Ended with exit code 0 [2024-12-19 19:14:26,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-19 19:14:26,784 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (exit command is (exit), workingDir is null) [2024-12-19 19:14:26,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (4)] Waiting until timeout for monitored process [2024-12-19 19:14:26,787 INFO L201 PluginConnector]: Adding new model mutex-unbounded.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 19.12 07:14:26 ChcSolution [2024-12-19 19:14:26,787 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2024-12-19 19:14:26,788 INFO L158 Benchmark]: Toolchain (without parser) took 1582.66ms. Allocated memory is still 234.9MB. Free memory was 154.1MB in the beginning and 124.4MB in the end (delta: 29.7MB). Peak memory consumption was 33.6MB. Max. memory is 22.0GB. [2024-12-19 19:14:26,789 INFO L158 Benchmark]: Boogie PL CUP Parser took 1.06ms. Allocated memory is still 234.9MB. Free memory is still 155.3MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 19:14:26,789 INFO L158 Benchmark]: Boogie Preprocessor took 15.45ms. Allocated memory is still 234.9MB. Free memory was 154.1MB in the beginning and 152.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 19:14:26,789 INFO L158 Benchmark]: RCFGBuilder took 111.06ms. Allocated memory is still 234.9MB. Free memory was 152.9MB in the beginning and 144.2MB in the end (delta: 8.7MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 19:14:26,789 INFO L158 Benchmark]: IcfgToChc took 161.09ms. Allocated memory is still 234.9MB. Free memory was 144.2MB in the beginning and 133.8MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-19 19:14:26,790 INFO L158 Benchmark]: ChcSmtPrinter took 17.90ms. Allocated memory is still 234.9MB. Free memory was 133.8MB in the beginning and 132.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-19 19:14:26,790 INFO L158 Benchmark]: ChcSolver took 1274.52ms. Allocated memory is still 234.9MB. Free memory was 132.7MB in the beginning and 124.4MB in the end (delta: 8.3MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-19 19:14:26,791 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 1.06ms. Allocated memory is still 234.9MB. Free memory is still 155.3MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 15.45ms. Allocated memory is still 234.9MB. Free memory was 154.1MB in the beginning and 152.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 111.06ms. Allocated memory is still 234.9MB. Free memory was 152.9MB in the beginning and 144.2MB in the end (delta: 8.7MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 161.09ms. Allocated memory is still 234.9MB. Free memory was 144.2MB in the beginning and 133.8MB in the end (delta: 10.4MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSmtPrinter took 17.90ms. Allocated memory is still 234.9MB. Free memory was 133.8MB in the beginning and 132.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 1274.52ms. Allocated memory is still 234.9MB. Free memory was 132.7MB in the beginning and 124.4MB in the end (delta: 8.3MB). Peak memory consumption was 16.8MB. 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. [2024-12-19 19:14:26,799 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (4)] Ended with exit code 0 [2024-12-19 19:14:27,001 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...