/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-5/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend ELDARICA --icfgtochc.conditional.independence NECESSARY_AND_SUFFICIENT -i ../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/mutex-5.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2025-01-04 03:40:17,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-04 03:40:17,583 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/../ThreadModularVerifier.Settings.epf [2025-01-04 03:40:17,595 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-04 03:40:17,596 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2025-01-04 03:40:17,597 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2025-01-04 03:40:17,597 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2025-01-04 03:40:17,597 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2025-01-04 03:40:17,597 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-04 03:40:17,597 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2025-01-04 03:40:17,598 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2025-01-04 03:40:17,599 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2025-01-04 03:40:17,599 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2025-01-04 03:40:17,599 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2025-01-04 03:40:17,599 INFO L153 SettingsManager]: * Save file in source directory=true [2025-01-04 03:40:17,599 INFO L153 SettingsManager]: * Use automatic naming=true [2025-01-04 03:40:17,599 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 -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NECESSARY_AND_SUFFICIENT [2025-01-04 03:40:17,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-04 03:40:17,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-04 03:40:17,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-04 03:40:17,885 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-04 03:40:17,886 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-04 03:40:17,888 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/mutex-5.bpl [2025-01-04 03:40:17,889 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/mutex-5.bpl' [2025-01-04 03:40:17,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-04 03:40:17,903 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-01-04 03:40:17,904 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-04 03:40:17,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-04 03:40:17,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-04 03:40:17,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,917 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,917 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,918 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,919 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,922 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,922 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,923 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-04 03:40:17,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-04 03:40:17,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-04 03:40:17,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-04 03:40:17,925 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 03:40:17" (1/1) ... [2025-01-04 03:40:17,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-04 03:40:17,937 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-04 03:40:17,951 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) [2025-01-04 03:40:17,958 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 [2025-01-04 03:40:17,978 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-04 03:40:17,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-04 03:40:17,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-04 03:40:18,024 INFO L234 CfgBuilder]: Building ICFG [2025-01-04 03:40:18,025 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-04 03:40:18,034 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-04 03:40:18,084 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2025-01-04 03:40:18,084 INFO L283 CfgBuilder]: Performing block encoding [2025-01-04 03:40:18,098 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-04 03:40:18,098 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2025-01-04 03:40:18,098 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.01 03:40:18 BoogieIcfgContainer [2025-01-04 03:40:18,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-04 03:40:18,099 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2025-01-04 03:40:18,099 INFO L270 PluginConnector]: Initializing IcfgToChc... [2025-01-04 03:40:18,099 INFO L274 PluginConnector]: IcfgToChc initialized [2025-01-04 03:40:18,100 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.01 03:40:18" (1/1) ... [2025-01-04 03:40:18,154 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;ctr := ctr - 1;' is: true [2025-01-04 03:40:18,156 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2025-01-04 03:40:18,173 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2025-01-04 03:40:18,185 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;ctr := ctr - 1;' is: true [2025-01-04 03:40:18,186 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2025-01-04 03:40:18,218 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2025-01-04 03:40:18,254 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume true;ctr := ctr - 1;' is: true [2025-01-04 03:40:18,265 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume true;' is: true [2025-01-04 03:40:18,279 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2025-01-04 03:40:18,288 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;ctr := ctr - 1;' is: true [2025-01-04 03:40:18,292 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;' is: true [2025-01-04 03:40:18,302 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume ctr < 5;ctr := ctr + 1;' is: (not (= 5 ctr)) [2025-01-04 03:40:18,323 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 03:40:18 HornClauseAST [2025-01-04 03:40:18,323 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2025-01-04 03:40:18,324 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2025-01-04 03:40:18,324 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2025-01-04 03:40:18,324 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2025-01-04 03:40:18,329 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 03:40:18" (1/1) ... [2025-01-04 03:40:18,330 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/CHC_mutex-5.bpl_UID17644025157128324155.smt2 [2025-01-04 03:40:18,356 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2025-01-04 03:40:18,356 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2025-01-04 03:40:18,356 INFO L270 PluginConnector]: Initializing ChcSolver... [2025-01-04 03:40:18,356 INFO L274 PluginConnector]: ChcSolver initialized [2025-01-04 03:40:18,361 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 03:40:18" (1/1) ... [2025-01-04 03:40:18,362 INFO L99 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_4807354870804703652.smt2 [2025-01-04 03:40:18,376 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2025-01-04 03:40:18,376 INFO L189 MonitoredProcess]: No working directory specified, using eld [2025-01-04 03:40:18,378 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj /tmp/eldarica_4807354870804703652.smt2 (exit command is null, workingDir is null) [2025-01-04 03:40:18,380 INFO L327 MonitoredProcess]: [MP eld -disj /tmp/eldarica_4807354870804703652.smt2 (2)] Waiting until timeout for monitored process [2025-01-04 03:40:48,426 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 04.01 03:40:48 ChcSolution [2025-01-04 03:40:48,426 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2025-01-04 03:40:48,427 INFO L158 Benchmark]: Toolchain (without parser) took 30523.55ms. Allocated memory is still 167.8MB. Free memory was 148.8MB in the beginning and 131.7MB in the end (delta: 17.0MB). Peak memory consumption was 2.9MB. Max. memory is 22.0GB. [2025-01-04 03:40:48,428 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.47ms. Allocated memory is still 167.8MB. Free memory was 149.8MB in the beginning and 149.7MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 03:40:48,428 INFO L158 Benchmark]: Boogie Preprocessor took 19.10ms. Allocated memory is still 167.8MB. Free memory was 148.8MB in the beginning and 147.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 03:40:48,428 INFO L158 Benchmark]: RCFGBuilder took 174.95ms. Allocated memory is still 167.8MB. Free memory was 147.3MB in the beginning and 139.4MB in the end (delta: 7.9MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 03:40:48,428 INFO L158 Benchmark]: IcfgToChc took 224.64ms. Allocated memory is still 167.8MB. Free memory was 139.3MB in the beginning and 138.9MB in the end (delta: 495.4kB). Peak memory consumption was 19.6MB. Max. memory is 22.0GB. [2025-01-04 03:40:48,435 INFO L158 Benchmark]: ChcSmtPrinter took 31.91ms. Allocated memory is still 167.8MB. Free memory was 138.9MB in the beginning and 137.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 03:40:48,436 INFO L158 Benchmark]: ChcSolver took 30069.88ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 131.7MB in the end (delta: 5.6MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 03:40:48,437 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 0.47ms. Allocated memory is still 167.8MB. Free memory was 149.8MB in the beginning and 149.7MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 19.10ms. Allocated memory is still 167.8MB. Free memory was 148.8MB in the beginning and 147.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 174.95ms. Allocated memory is still 167.8MB. Free memory was 147.3MB in the beginning and 139.4MB in the end (delta: 7.9MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 224.64ms. Allocated memory is still 167.8MB. Free memory was 139.3MB in the beginning and 138.9MB in the end (delta: 495.4kB). Peak memory consumption was 19.6MB. Max. memory is 22.0GB. * ChcSmtPrinter took 31.91ms. Allocated memory is still 167.8MB. Free memory was 138.9MB in the beginning and 137.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 30069.88ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 131.7MB in the end (delta: 5.6MB). 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. [2025-01-04 03:40:48,455 WARN L435 MonitoredProcess]: [MP eld -disj /tmp/eldarica_4807354870804703652.smt2 (2)] Forcibly destroying the process [2025-01-04 03:40:48,528 INFO L540 MonitoredProcess]: [MP eld -disj /tmp/eldarica_4807354870804703652.smt2 (2)] Forceful destruction successful, exit code 0 [2025-01-04 03:40:48,534 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...