/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 POSTCONDITION --icfgtochc.thread-modular.proof.level 2 --icfgtochc.preference.order.used.for.reduction SEQ_COMP --icfgtochc.conditional.independence NONE --chcsolver.timeout 60000 -s ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend ELDARICA --icfgtochc.use.nondeterministic.sleep.update.encoding true -i ../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2025-01-03 20:24:57,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-03 20:24:57,673 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/../ThreadModularVerifier.Settings.epf [2025-01-03 20:24:57,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-03 20:24:57,689 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2025-01-03 20:24:57,689 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2025-01-03 20:24:57,689 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2025-01-03 20:24:57,690 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2025-01-03 20:24:57,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-03 20:24:57,690 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2025-01-03 20:24:57,690 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2025-01-03 20:24:57,690 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2025-01-03 20:24:57,690 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2025-01-03 20:24:57,690 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2025-01-03 20:24:57,691 INFO L153 SettingsManager]: * Save file in source directory=true [2025-01-03 20:24:57,691 INFO L153 SettingsManager]: * Use automatic naming=true [2025-01-03 20:24:57,691 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 -> POSTCONDITION 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 -> 60000 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: Use nondeterministic sleep update encoding -> true [2025-01-03 20:24:57,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-03 20:24:57,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-03 20:24:57,964 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-03 20:24:57,965 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-03 20:24:57,967 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-03 20:24:57,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl [2025-01-03 20:24:57,968 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/inc-dec-eq0.bpl' [2025-01-03 20:24:57,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-03 20:24:57,989 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-01-03 20:24:57,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-03 20:24:57,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-03 20:24:57,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-03 20:24:58,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,011 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-03 20:24:58,015 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-03 20:24:58,015 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-03 20:24:58,015 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-03 20:24:58,016 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.01 08:24:57" (1/1) ... [2025-01-03 20:24:58,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-03 20:24:58,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-03 20:24:58,042 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) [2025-01-03 20:24:58,045 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 [2025-01-03 20:24:58,074 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread given in one single declaration [2025-01-03 20:24:58,074 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2025-01-03 20:24:58,074 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2025-01-03 20:24:58,115 INFO L234 CfgBuilder]: Building ICFG [2025-01-03 20:24:58,117 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-03 20:24:58,120 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-03 20:24:58,155 INFO L? ?]: Removed 0 outVars from TransFormulas that were not future-live. [2025-01-03 20:24:58,155 INFO L283 CfgBuilder]: Performing block encoding [2025-01-03 20:24:58,165 INFO L304 CfgBuilder]: Using library mode [2025-01-03 20:24:58,165 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-03 20:24:58,167 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.01 08:24:58 BoogieIcfgContainer [2025-01-03 20:24:58,167 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-03 20:24:58,169 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2025-01-03 20:24:58,169 INFO L270 PluginConnector]: Initializing IcfgToChc... [2025-01-03 20:24:58,169 INFO L274 PluginConnector]: IcfgToChc initialized [2025-01-03 20:24:58,170 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.01 08:24:58" (1/1) ... [2025-01-03 20:24:58,243 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 20:24:58,253 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 20:24:58,285 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x - 1;' is: true [2025-01-03 20:24:58,292 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + 1;' and 'x := x + 1;' is: true [2025-01-03 20:24:58,308 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x - 1;' is: true [2025-01-03 20:24:58,317 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - 1;' and 'x := x + 1;' is: true [2025-01-03 20:24:58,329 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - 1;' is: true [2025-01-03 20:24:58,333 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + 1;' is: true [2025-01-03 20:24:58,359 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 08:24:58 HornClauseAST [2025-01-03 20:24:58,359 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2025-01-03 20:24:58,359 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2025-01-03 20:24:58,359 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2025-01-03 20:24:58,359 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2025-01-03 20:24:58,360 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 08:24:58" (1/1) ... [2025-01-03 20:24:58,361 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/inc-dec-eq0/CHC_inc-dec-eq0.bpl_UID4438973116505024111.smt2 [2025-01-03 20:24:58,385 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2025-01-03 20:24:58,385 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2025-01-03 20:24:58,385 INFO L270 PluginConnector]: Initializing ChcSolver... [2025-01-03 20:24:58,386 INFO L274 PluginConnector]: ChcSolver initialized [2025-01-03 20:24:58,390 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.01 08:24:58" (1/1) ... [2025-01-03 20:24:58,391 INFO L99 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_11197299183001496982.smt2 [2025-01-03 20:24:58,408 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2025-01-03 20:24:58,408 INFO L189 MonitoredProcess]: No working directory specified, using eld [2025-01-03 20:24:58,431 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj /tmp/eldarica_11197299183001496982.smt2 (exit command is null, workingDir is null) [2025-01-03 20:24:58,432 INFO L327 MonitoredProcess]: [MP eld -disj /tmp/eldarica_11197299183001496982.smt2 (2)] Waiting until timeout for monitored process [2025-01-03 20:25:26,761 INFO L201 PluginConnector]: Adding new model inc-dec-eq0.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 03.01 08:25:26 ChcSolution [2025-01-03 20:25:26,761 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2025-01-03 20:25:26,763 INFO L158 Benchmark]: Toolchain (without parser) took 28772.84ms. Allocated memory is still 167.8MB. Free memory was 144.9MB in the beginning and 118.4MB in the end (delta: 26.5MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,763 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.23ms. Allocated memory is still 167.8MB. Free memory is still 145.7MB. There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,768 INFO L158 Benchmark]: Boogie Preprocessor took 23.63ms. Allocated memory is still 167.8MB. Free memory was 144.9MB in the beginning and 143.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,768 INFO L158 Benchmark]: RCFGBuilder took 152.60ms. Allocated memory is still 167.8MB. Free memory was 143.5MB in the beginning and 136.0MB in the end (delta: 7.5MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,769 INFO L158 Benchmark]: IcfgToChc took 190.17ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 126.1MB in the end (delta: 9.9MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,769 INFO L158 Benchmark]: ChcSmtPrinter took 25.55ms. Allocated memory is still 167.8MB. Free memory was 126.0MB in the beginning and 124.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,769 INFO L158 Benchmark]: ChcSolver took 28376.23ms. Allocated memory is still 167.8MB. Free memory was 124.4MB in the beginning and 118.4MB in the end (delta: 6.0MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-03 20:25:26,771 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 0.23ms. Allocated memory is still 167.8MB. Free memory is still 145.7MB. There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 23.63ms. Allocated memory is still 167.8MB. Free memory was 144.9MB in the beginning and 143.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 152.60ms. Allocated memory is still 167.8MB. Free memory was 143.5MB in the beginning and 136.0MB in the end (delta: 7.5MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 190.17ms. Allocated memory is still 167.8MB. Free memory was 135.9MB in the beginning and 126.1MB in the end (delta: 9.9MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSmtPrinter took 25.55ms. Allocated memory is still 167.8MB. Free memory was 126.0MB in the beginning and 124.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 28376.23ms. Allocated memory is still 167.8MB. Free memory was 124.4MB in the beginning and 118.4MB in the end (delta: 6.0MB). 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. [2025-01-03 20:25:26,787 WARN L435 MonitoredProcess]: [MP eld -disj /tmp/eldarica_11197299183001496982.smt2 (2)] Forcibly destroying the process [2025-01-03 20:25:26,875 INFO L540 MonitoredProcess]: [MP eld -disj /tmp/eldarica_11197299183001496982.smt2 (2)] Forceful destruction successful, exit code 0 [2025-01-03 20:25:26,881 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...