/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 -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --icfgtochc.enable.sleep.set.reduction false --chcsolver.chc.solver.backend Z3 -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2024-12-20 01:37:06,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-20 01:37:06,188 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/../ThreadModularVerifier.Settings.epf [2024-12-20 01:37:06,203 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-20 01:37:06,204 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2024-12-20 01:37:06,204 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2024-12-20 01:37:06,204 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2024-12-20 01:37:06,204 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2024-12-20 01:37:06,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-20 01:37:06,205 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2024-12-20 01:37:06,205 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2024-12-20 01:37:06,205 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2024-12-20 01:37:06,205 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2024-12-20 01:37:06,205 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2024-12-20 01:37:06,206 INFO L153 SettingsManager]: * Save file in source directory=true [2024-12-20 01:37:06,206 INFO L153 SettingsManager]: * Use automatic naming=true [2024-12-20 01:37:06,206 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.icfgtochc: Enable sleep set reduction -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> Z3 [2024-12-20 01:37:06,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-20 01:37:06,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-20 01:37:06,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-20 01:37:06,494 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2024-12-20 01:37:06,495 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2024-12-20 01:37:06,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl [2024-12-20 01:37:06,496 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl' [2024-12-20 01:37:06,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-20 01:37:06,508 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-12-20 01:37:06,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-20 01:37:06,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-20 01:37:06,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-20 01:37:06,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,524 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,525 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-20 01:37:06,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-20 01:37:06,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-20 01:37:06,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-20 01:37:06,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-12-20 01:37:06,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:06,549 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) [2024-12-20 01:37:06,552 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 [2024-12-20 01:37:06,572 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2024-12-20 01:37:06,573 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2024-12-20 01:37:06,573 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2024-12-20 01:37:06,603 INFO L234 CfgBuilder]: Building ICFG [2024-12-20 01:37:06,605 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-20 01:37:06,607 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-12-20 01:37:06,649 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2024-12-20 01:37:06,649 INFO L283 CfgBuilder]: Performing block encoding [2024-12-20 01:37:06,661 INFO L304 CfgBuilder]: Using library mode [2024-12-20 01:37:06,661 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-20 01:37:06,662 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:37:06 BoogieIcfgContainer [2024-12-20 01:37:06,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-20 01:37:06,662 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2024-12-20 01:37:06,662 INFO L270 PluginConnector]: Initializing IcfgToChc... [2024-12-20 01:37:06,663 INFO L274 PluginConnector]: IcfgToChc initialized [2024-12-20 01:37:06,664 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,726 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:06 HornClauseAST [2024-12-20 01:37:06,726 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2024-12-20 01:37:06,730 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2024-12-20 01:37:06,730 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2024-12-20 01:37:06,730 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2024-12-20 01:37:06,732 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,733 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/CHC_inc-dec-eq0-locked-assert.bpl_UID15273259758488166466.smt2 [2024-12-20 01:37:06,756 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2024-12-20 01:37:06,759 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2024-12-20 01:37:06,759 INFO L270 PluginConnector]: Initializing ChcSolver... [2024-12-20 01:37:06,760 INFO L274 PluginConnector]: ChcSolver initialized [2024-12-20 01:37:06,761 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 20.12 01:37:06" (1/1) ... [2024-12-20 01:37:06,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-20 01:37:06,761 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:06,763 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-20 01:37:06,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-20 01:37:06,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-20 01:37:06,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:37:06,773 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-20 01:37:06,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-20 01:56:17,324 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-20 01:56:17,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2024-12-20 01:56:17,326 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-20 01:56:17,327 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-20 01:56:17,332 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 20.12 01:56:17 ChcSolution [2024-12-20 01:56:17,332 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2024-12-20 01:56:17,335 INFO L158 Benchmark]: Toolchain (without parser) took 1150824.76ms. Allocated memory is still 234.9MB. Free memory was 152.8MB in the beginning and 118.7MB in the end (delta: 34.0MB). Peak memory consumption was 33.6MB. Max. memory is 22.0GB. [2024-12-20 01:56:17,336 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.17ms. Allocated memory is still 234.9MB. Free memory is still 153.8MB. There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:56:17,337 INFO L158 Benchmark]: Boogie Preprocessor took 16.89ms. Allocated memory is still 234.9MB. Free memory was 152.8MB in the beginning and 151.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:56:17,337 INFO L158 Benchmark]: RCFGBuilder took 135.68ms. Allocated memory is still 234.9MB. Free memory was 151.8MB in the beginning and 138.7MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 01:56:17,338 INFO L158 Benchmark]: IcfgToChc took 66.98ms. Allocated memory is still 234.9MB. Free memory was 138.7MB in the beginning and 135.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:56:17,338 INFO L158 Benchmark]: ChcSmtPrinter took 25.94ms. Allocated memory is still 234.9MB. Free memory was 135.7MB in the beginning and 134.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. [2024-12-20 01:56:17,338 INFO L158 Benchmark]: ChcSolver took 1150572.96ms. Allocated memory is still 234.9MB. Free memory was 134.7MB in the beginning and 118.7MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2024-12-20 01:56:17,340 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 0.17ms. Allocated memory is still 234.9MB. Free memory is still 153.8MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 16.89ms. Allocated memory is still 234.9MB. Free memory was 152.8MB in the beginning and 151.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 135.68ms. Allocated memory is still 234.9MB. Free memory was 151.8MB in the beginning and 138.7MB in the end (delta: 13.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * IcfgToChc took 66.98ms. Allocated memory is still 234.9MB. Free memory was 138.7MB in the beginning and 135.7MB in the end (delta: 3.0MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSmtPrinter took 25.94ms. Allocated memory is still 234.9MB. Free memory was 135.7MB in the beginning and 134.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 1150572.96ms. Allocated memory is still 234.9MB. Free memory was 134.7MB in the beginning and 118.7MB in the end (delta: 15.9MB). 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. [2024-12-20 01:56:17,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-20 01:56:17,552 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...