/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 --chcsolver.timeout 250000 -s ../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/../ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/concurrent/bpl/parameterized/ThreadModularVerifier.xml --chcsolver.chc.solver.backend GOLEM --icfgtochc.conditional.independence NECESSARY_AND_SUFFICIENT -i ../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/add-sub-k.bpl -------------------------------------------------------------------------------- This is Ultimate 0.3.0-wip.dk.sleep-threadmodular-07d3146-m [2025-01-04 05:40:44,284 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-04 05:40:44,350 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/../ThreadModularVerifier.Settings.epf [2025-01-04 05:40:44,363 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-04 05:40:44,364 INFO L151 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2025-01-04 05:40:44,364 INFO L153 SettingsManager]: * Produce CHC model if query is SAT=false [2025-01-04 05:40:44,364 INFO L153 SettingsManager]: * CHC solver backend=Z3 [2025-01-04 05:40:44,364 INFO L153 SettingsManager]: * Produce derivation if query is UNSAT=false [2025-01-04 05:40:44,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-04 05:40:44,364 INFO L153 SettingsManager]: * Size of a code block=OneNontrivialStatement [2025-01-04 05:40:44,364 INFO L153 SettingsManager]: * Add additional assume for each assert=false [2025-01-04 05:40:44,366 INFO L151 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2025-01-04 05:40:44,366 INFO L153 SettingsManager]: * Conditional Independence=SUFFICIENT [2025-01-04 05:40:44,366 INFO L151 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2025-01-04 05:40:44,367 INFO L153 SettingsManager]: * Save file in source directory=true [2025-01-04 05:40:44,367 INFO L153 SettingsManager]: * Use automatic naming=true [2025-01-04 05:40:44,367 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.chcsolver: Timeout -> 250000 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Conditional Independence -> NECESSARY_AND_SUFFICIENT [2025-01-04 05:40:44,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-04 05:40:44,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-04 05:40:44,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-04 05:40:44,693 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2025-01-04 05:40:44,694 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2025-01-04 05:40:44,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/add-sub-k.bpl [2025-01-04 05:40:44,697 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/add-sub-k.bpl' [2025-01-04 05:40:44,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-04 05:40:44,717 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2025-01-04 05:40:44,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-04 05:40:44,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-04 05:40:44,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-04 05:40:44,731 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,732 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,735 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,735 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,736 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,738 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,738 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-04 05:40:44,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-04 05:40:44,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-04 05:40:44,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-04 05:40:44,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-01-04 05:40:44,756 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/z3 [2025-01-04 05:40:44,768 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 05:40:44,774 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 05:40:44,800 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2025-01-04 05:40:44,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-04 05:40:44,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-04 05:40:44,843 INFO L234 CfgBuilder]: Building ICFG [2025-01-04 05:40:44,845 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-04 05:40:44,848 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2025-01-04 05:40:44,889 INFO L? ?]: Removed 1 outVars from TransFormulas that were not future-live. [2025-01-04 05:40:44,889 INFO L283 CfgBuilder]: Performing block encoding [2025-01-04 05:40:44,897 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-04 05:40:44,897 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-04 05:40:44,898 INFO L201 PluginConnector]: Adding new model add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.01 05:40:44 BoogieIcfgContainer [2025-01-04 05:40:44,898 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-04 05:40:44,898 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2025-01-04 05:40:44,899 INFO L270 PluginConnector]: Initializing IcfgToChc... [2025-01-04 05:40:44,899 INFO L274 PluginConnector]: IcfgToChc initialized [2025-01-04 05:40:44,900 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.01 05:40:44" (1/1) ... [2025-01-04 05:40:44,971 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - k;' is: true [2025-01-04 05:40:44,979 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + k;' is: true [2025-01-04 05:40:44,981 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'havoc k;' is: true [2025-01-04 05:40:45,012 INFO L161 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'x := x - k;' is: true [2025-01-04 05:40:45,018 INFO L161 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'x := x + k;' is: true [2025-01-04 05:40:45,020 INFO L161 IndependenceChecker]: instantiated independence condition for 'havoc k;' and 'havoc k;' is: true [2025-01-04 05:40:45,065 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'x := x - k;' is: true [2025-01-04 05:40:45,076 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'x := x + k;' is: true [2025-01-04 05:40:45,080 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x + k;' and 'havoc k;' is: true [2025-01-04 05:40:45,102 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'x := x - k;' is: true [2025-01-04 05:40:45,109 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'x := x + k;' is: true [2025-01-04 05:40:45,114 INFO L161 IndependenceChecker]: instantiated independence condition for 'x := x - k;' and 'havoc k;' is: true [2025-01-04 05:40:45,125 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x - k;' is: true [2025-01-04 05:40:45,130 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'x := x + k;' is: true [2025-01-04 05:40:45,131 INFO L161 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'havoc k;' is: true [2025-01-04 05:40:45,166 INFO L201 PluginConnector]: Adding new model add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 05:40:45 HornClauseAST [2025-01-04 05:40:45,166 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2025-01-04 05:40:45,167 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2025-01-04 05:40:45,167 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2025-01-04 05:40:45,167 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2025-01-04 05:40:45,168 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 05:40:45" (1/1) ... [2025-01-04 05:40:45,169 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/concurrent/bpl/parameterized/add-sub-k/CHC_add-sub-k.bpl_UID3030960688338335873.smt2 [2025-01-04 05:40:45,198 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2025-01-04 05:40:45,199 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2025-01-04 05:40:45,199 INFO L270 PluginConnector]: Initializing ChcSolver... [2025-01-04 05:40:45,199 INFO L274 PluginConnector]: ChcSolver initialized [2025-01-04 05:40:45,200 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 04.01 05:40:45" (1/1) ... [2025-01-04 05:40:45,201 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_8251423728914184490.smt2 [2025-01-04 05:40:45,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem [2025-01-04 05:40:45,218 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_8251423728914184490.smt2 (exit command is null, workingDir is null) [2025-01-04 05:40:45,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_8251423728914184490.smt2 (2)] Waiting until timeout for monitored process [2025-01-04 05:41:46,678 INFO L201 PluginConnector]: Adding new model add-sub-k.bpl de.uni_freiburg.informatik.ultimate.plugins.chcsolver OTHER 04.01 05:41:46 ChcSolution [2025-01-04 05:41:46,679 INFO L131 PluginConnector]: ------------------------ END ChcSolver---------------------------- [2025-01-04 05:41:46,680 INFO L158 Benchmark]: Toolchain (without parser) took 61962.34ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 148.8MB in the beginning and 183.6MB in the end (delta: -34.8MB). Peak memory consumption was 2.6MB. Max. memory is 22.0GB. [2025-01-04 05:41:46,686 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.28ms. Allocated memory is still 167.8MB. Free memory was 149.7MB in the beginning and 149.7MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 05:41:46,687 INFO L158 Benchmark]: Boogie Preprocessor took 21.66ms. Allocated memory is still 167.8MB. Free memory was 148.8MB in the beginning and 147.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 05:41:46,687 INFO L158 Benchmark]: RCFGBuilder took 157.94ms. Allocated memory is still 167.8MB. Free memory was 147.4MB in the beginning and 140.1MB in the end (delta: 7.3MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 05:41:46,687 INFO L158 Benchmark]: IcfgToChc took 267.65ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 140.1MB in the beginning and 190.5MB in the end (delta: -50.4MB). Peak memory consumption was 2.6MB. Max. memory is 22.0GB. [2025-01-04 05:41:46,688 INFO L158 Benchmark]: ChcSmtPrinter took 31.41ms. Allocated memory is still 218.1MB. Free memory was 190.5MB in the beginning and 188.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 05:41:46,688 INFO L158 Benchmark]: ChcSolver took 61480.19ms. Allocated memory is still 218.1MB. Free memory was 188.4MB in the beginning and 183.6MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 22.0GB. [2025-01-04 05:41:46,696 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 0.28ms. Allocated memory is still 167.8MB. Free memory was 149.7MB in the beginning and 149.7MB in the end (delta: 19.8kB). There was no memory consumed. Max. memory is 22.0GB. * Boogie Preprocessor took 21.66ms. Allocated memory is still 167.8MB. Free memory was 148.8MB in the beginning and 147.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 22.0GB. * RCFGBuilder took 157.94ms. Allocated memory is still 167.8MB. Free memory was 147.4MB in the beginning and 140.1MB in the end (delta: 7.3MB). There was no memory consumed. Max. memory is 22.0GB. * IcfgToChc took 267.65ms. Allocated memory was 167.8MB in the beginning and 218.1MB in the end (delta: 50.3MB). Free memory was 140.1MB in the beginning and 190.5MB in the end (delta: -50.4MB). Peak memory consumption was 2.6MB. Max. memory is 22.0GB. * ChcSmtPrinter took 31.41ms. Allocated memory is still 218.1MB. Free memory was 190.5MB in the beginning and 188.4MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 22.0GB. * ChcSolver took 61480.19ms. Allocated memory is still 218.1MB. Free memory was 188.4MB in the beginning and 183.6MB in the end (delta: 4.8MB). 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 05:41:46,710 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_8251423728914184490.smt2 (2)] Forcibly destroying the process [2025-01-04 05:41:46,722 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UGemCutter-linux/golem /tmp/golem_8251423728914184490.smt2 (2)] Forceful destruction successful, exit code 137 [2025-01-04 05:41:46,728 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...