/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 Z3 --icfgtochc.use.nondeterministic.sleep.update.encoding true --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 [2024-12-31 13:58:32,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-31 13:58:32,116 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/../ThreadModularVerifier.Settings.epf [2024-12-31 13:58:32,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-31 13:58:32,128 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-31 13:58:32,128 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-31 13:58:32,128 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-31 13:58:32,128 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-31 13:58:32,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-31 13:58:32,129 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-31 13:58:32,129 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-31 13:58:32,129 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-31 13:58:32,129 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-31 13:58:32,129 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-31 13:58:32,129 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-31 13:58:32,129 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-31 13:58:32,129 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 -> Z3 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 13:58:32,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-31 13:58:32,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-31 13:58:32,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-31 13:58:32,387 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-31 13:58:32,388 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-31 13:58:32,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/mutex-5.bpl [2024-12-31 13:58:32,388 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/mutex-5/mutex-5.bpl' [2024-12-31 13:58:32,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-31 13:58:32,403 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-31 13:58:32,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-31 13:58:32,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-31 13:58:32,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-31 13:58:32,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,415 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,416 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-31 13:58:32,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-31 13:58:32,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-31 13:58:32,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-31 13:58:32,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-31 13:58:32,430 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:58:32,439 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 13:58:32,444 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 13:58:32,460 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2024-12-31 13:58:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-31 13:58:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-31 13:58:32,491 INFO L234 CfgBuilder]: Building ICFG [2024-12-31 13:58:32,492 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-31 13:58:32,493 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-31 13:58:32,527 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-31 13:58:32,528 INFO L283 CfgBuilder]: Performing block encoding [2024-12-31 13:58:32,540 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-31 13:58:32,540 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-31 13:58:32,541 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 01:58:32 BoogieIcfgContainer [2024-12-31 13:58:32,541 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-31 13:58:32,541 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-31 13:58:32,541 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-31 13:58:32,541 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-31 13:58:32,543 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,601 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 13:58:32,604 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2024-12-31 13:58:32,630 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2024-12-31 13:58:32,649 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 13:58:32,650 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2024-12-31 13:58:32,665 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2024-12-31 13:58:32,692 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 13:58:32,700 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume true;' is: true [2024-12-31 13:58:32,712 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume ctr < 5;ctr := ctr + 1;' and 'assume ctr < 5;ctr := ctr + 1;' is: true [2024-12-31 13:58:32,719 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;ctr := ctr - 1;' is: true [2024-12-31 13:58:32,722 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume true;' is: true [2024-12-31 13:58:32,731 INFO L161 IndependenceChecker]: instantiated independence condition for 'assume true;ctr := ctr - 1;' and 'assume ctr < 5;ctr := ctr + 1;' is: (not (= 5 ctr)) [2024-12-31 13:58:32,746 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:58:32 HornClauseAST [2024-12-31 13:58:32,746 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-31 13:58:32,746 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-31 13:58:32,746 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-31 13:58:32,747 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-31 13:58:32,747 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,748 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_UID6965970484682791423.smt2 [2024-12-31 13:58:32,764 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-31 13:58:32,764 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-31 13:58:32,764 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-31 13:58:32,764 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-31 13:58:32,765 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 31.12 01:58:32" (1/1) ... [2024-12-31 13:58:32,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 [2024-12-31 13:58:32,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:58:32,767 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) [2024-12-31 13:58:32,769 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 [2024-12-31 13:58:32,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (2)] Forceful destruction successful, exit code 0 [2024-12-31 13:58:32,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:58:32,778 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) [2024-12-31 13:58:32,779 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 [2024-12-31 13:58:34,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (3)] Forceful destruction successful, exit code 0 [2024-12-31 13:58:34,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-31 13:58:34,649 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) [2024-12-31 13:58:34,650 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 [2024-12-31 13:58:34,651 INFO L201 PluginConnector]: Adding new model mutex-5.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 31.12 01:58:34 ChcSolution [2024-12-31 13:58:34,651 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2024-12-31 13:58:34,653 INFO L158 Benchmark]: Toolchain (without parser) took 2249.44ms. Allocated memory is still 167.8MB. Free memory was 146.1MB in the beginning and 145.3MB in the end (delta: 741.1kB). Peak memory consumption was 36.2MB. Max. memory is 22.0GB. [2024-12-31 13:58:34,653 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.13ms. Allocated memory is still 167.8MB. Free memory was 147.0MB in the beginning and 146.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 13:58:34,653 INFO L158 Benchmark]: Boogie Preprocessor took 15.67ms. Allocated memory is still 167.8MB. Free memory was 146.0MB in the beginning and 144.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 13:58:34,653 INFO L158 Benchmark]: RCFGBuilder took 121.50ms. Allocated memory is still 167.8MB. Free memory was 144.6MB in the beginning and 136.8MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 13:58:34,654 INFO L158 Benchmark]: IcfgToChc took 204.94ms. Allocated memory is still 167.8MB. Free memory was 136.7MB in the beginning and 122.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-31 13:58:34,654 INFO L158 Benchmark]: ChcSmtPrinter took 17.39ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 121.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-31 13:58:34,654 INFO L158 Benchmark]: ChcSolver took 1887.27ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 145.3MB in the end (delta: -24.3MB). Peak memory consumption was 19.4MB. Max. memory is 22.0GB. [2024-12-31 13:58:34,656 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 0.13ms. Allocated memory is still 167.8MB. Free memory was 147.0MB in the beginning and 146.9MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 15.67ms. Allocated memory is still 167.8MB. Free memory was 146.0MB in the beginning and 144.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 121.50ms. Allocated memory is still 167.8MB. Free memory was 144.6MB in the beginning and 136.8MB in the end (delta: 7.8MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 204.94ms. Allocated memory is still 167.8MB. Free memory was 136.7MB in the beginning and 122.6MB in the end (delta: 14.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSmtPrinter took 17.39ms. Allocated memory is still 167.8MB. Free memory was 122.6MB in the beginning and 121.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 1887.27ms. Allocated memory is still 167.8MB. Free memory was 121.1MB in the beginning and 145.3MB in the end (delta: -24.3MB). Peak memory consumption was 19.4MB. 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 13:58:34,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:5000 (4)] Forceful destruction successful, exit code 0 [2024-12-31 13:58:34,866 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...