/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 ELDARICA -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 [2025-01-04 07:41:48,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-04 07:41:48,989 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 [2025-01-04 07:41:49,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-04 07:41:49,015 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2025-01-04 07:41:49,015 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2025-01-04 07:41:49,015 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2025-01-04 07:41:49,015 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2025-01-04 07:41:49,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-04 07:41:49,016 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2025-01-04 07:41:49,017 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2025-01-04 07:41:49,017 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2025-01-04 07:41:49,017 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2025-01-04 07:41:49,017 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2025-01-04 07:41:49,017 INFO L153 SettingsManager]: * Save file in source directory=true [2025-01-04 07:41:49,017 INFO L153 SettingsManager]: * Use automatic naming=true [2025-01-04 07:41:49,017 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 -> ELDARICA [2025-01-04 07:41:49,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-04 07:41:49,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-04 07:41:49,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-04 07:41:49,294 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-04 07:41:49,295 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-04 07:41:49,296 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl [2025-01-04 07:41:49,296 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0-locked-assert/inc-dec-eq0-locked-assert.bpl' [2025-01-04 07:41:49,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-04 07:41:49,308 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-01-04 07:41:49,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-04 07:41:49,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-04 07:41:49,309 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-04 07:41:49,319 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,320 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,323 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,323 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,324 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,325 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,325 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,326 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,326 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-04 07:41:49,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-04 07:41:49,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-04 07:41:49,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-04 07:41:49,328 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-04 07:41:49,339 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-04 07:41:49,348 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 07:41:49,353 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 07:41:49,373 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2025-01-04 07:41:49,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-01-04 07:41:49,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-01-04 07:41:49,405 INFO L234 CfgBuilder]: Building ICFG [2025-01-04 07:41:49,406 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-04 07:41:49,409 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-04 07:41:49,452 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2025-01-04 07:41:49,452 INFO L283 CfgBuilder]: Performing block encoding [2025-01-04 07:41:49,461 INFO L304 CfgBuilder]: Using library mode [2025-01-04 07:41:49,461 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-04 07:41:49,461 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.01 07:41:49 BoogieIcfgContainer [2025-01-04 07:41:49,461 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-04 07:41:49,462 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2025-01-04 07:41:49,462 INFO L270 PluginConnector]: Initializing IcfgToChc... [2025-01-04 07:41:49,462 INFO L274 PluginConnector]: IcfgToChc initialized [2025-01-04 07:41:49,463 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,507 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 07:41:49 HornClauseAST [2025-01-04 07:41:49,507 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2025-01-04 07:41:49,508 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2025-01-04 07:41:49,508 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2025-01-04 07:41:49,508 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2025-01-04 07:41:49,509 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,510 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_UID5553905355298645514.smt2 [2025-01-04 07:41:49,523 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2025-01-04 07:41:49,523 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2025-01-04 07:41:49,523 INFO L270 PluginConnector]: Initializing ChcSolver... [2025-01-04 07:41:49,523 INFO L274 PluginConnector]: ChcSolver initialized [2025-01-04 07:41:49,524 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 04.01 07:41:49" (1/1) ... [2025-01-04 07:41:49,525 INFO L99 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_8457090947724781894.smt2 [2025-01-04 07:41:49,535 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2025-01-04 07:41:49,535 INFO L189 MonitoredProcess]: No working directory specified, using eld [2025-01-04 07:41:49,563 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj /tmp/eldarica_8457090947724781894.smt2 (exit command is null, workingDir is null) [2025-01-04 07:41:49,564 INFO L327 MonitoredProcess]: [MP eld -disj /tmp/eldarica_8457090947724781894.smt2 (2)] Waiting until timeout for monitored process [2025-01-04 07:42:13,599 INFO L201 PluginConnector]: Adding new model inc-dec-eq0-locked-assert.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 04.01 07:42:13 ChcSolution [2025-01-04 07:42:13,599 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2025-01-04 07:42:13,603 INFO L158 Benchmark]: Toolchain (without parser) took 24291.20ms. Allocated memory is still 167.8MB. Free memory was 146.9MB in the beginning and 130.7MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2025-01-04 07:42:13,603 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.26ms. Allocated memory is still 167.8MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 07:42:13,603 INFO L158 Benchmark]: Boogie Preprocessor took 17.80ms. Allocated memory is still 167.8MB. Free memory was 146.9MB in the beginning and 145.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 07:42:13,604 INFO L158 Benchmark]: RCFGBuilder took 134.10ms. Allocated memory is still 167.8MB. Free memory was 145.5MB in the beginning and 137.4MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 07:42:13,604 INFO L158 Benchmark]: IcfgToChc took 45.53ms. Allocated memory is still 167.8MB. Free memory was 137.3MB in the beginning and 134.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 07:42:13,604 INFO L158 Benchmark]: ChcSmtPrinter took 14.90ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 132.8MB in the end (delta: 1.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. [2025-01-04 07:42:13,605 INFO L158 Benchmark]: ChcSolver took 24075.71ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 130.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 07:42:13,606 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 0.26ms. Allocated memory is still 167.8MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 17.80ms. Allocated memory is still 167.8MB. Free memory was 146.9MB in the beginning and 145.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 134.10ms. Allocated memory is still 167.8MB. Free memory was 145.5MB in the beginning and 137.4MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 45.53ms. Allocated memory is still 167.8MB. Free memory was 137.3MB in the beginning and 134.0MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSmtPrinter took 14.90ms. Allocated memory is still 167.8MB. Free memory was 133.9MB in the beginning and 132.8MB in the end (delta: 1.1MB). Peak memory consumption was 16.8MB. Max. memory is 22.0GB. * ChcSolver took 24075.71ms. Allocated memory is still 167.8MB. Free memory was 132.8MB in the beginning and 130.7MB in the end (delta: 2.1MB). 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 07:42:13,618 WARN L435 MonitoredProcess]: [MP eld -disj /tmp/eldarica_8457090947724781894.smt2 (2)] Forcibly destroying the process [2025-01-04 07:42:13,712 INFO L540 MonitoredProcess]: [MP eld -disj /tmp/eldarica_8457090947724781894.smt2 (2)] Forceful destruction successful, exit code 0 [2025-01-04 07:42:13,718 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...