/usr/bin/java -Xmx15000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf -tc ../../../trunk/examples/threadmodular/regression/ThreadModularVerifier.xml --icfgtochc.break.symmetry.of.preference.order false --chcsolver.chc.solver.backend TREEAUTOMIZER --chcsolver.produce.chc.model.if.query.is.sat false --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat true --rcfgbuilder.smt.solver Internal_SMTInterpol -i ../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 19:18:34,837 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 19:18:34,882 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-07-03 19:18:34,888 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 19:18:34,889 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 19:18:34,890 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 19:18:34,890 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 19:18:34,890 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 19:18:34,891 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 19:18:34,891 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 19:18:34,892 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 19:18:34,892 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 19:18:34,893 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 19:18:34,893 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 19:18:34,893 INFO L137 SettingsManager]: * File name=CHC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-07-03 19:18:35,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 19:18:35,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 19:18:35,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 19:18:35,082 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 19:18:35,082 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 19:18:35,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-07-03 19:18:35,084 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-07-03 19:18:35,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 19:18:35,102 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 19:18:35,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 19:18:35,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 19:18:35,104 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 19:18:35,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,125 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,128 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 19:18:35,132 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 19:18:35,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 19:18:35,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 19:18:35,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-07-03 19:18:35,187 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 19:18:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 19:18:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 19:18:35,214 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 19:18:35,216 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 19:18:35,219 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 19:18:35,266 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 19:18:35,278 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 19:18:35,278 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 19:18:35,280 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 07:18:35 BoogieIcfgContainer [2023-07-03 19:18:35,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 19:18:35,281 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 19:18:35,281 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 19:18:35,281 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 19:18:35,283 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,501 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 19:18:35,502 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 19:18:35,507 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'm := t;t := t + 1;' is: true [2023-07-03 19:18:35,509 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume m <= s;crit := true;' is: true [2023-07-03 19:18:35,512 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 's := s + 1;crit := false;' is: true [2023-07-03 19:18:35,522 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 19:18:35,525 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 19:18:35,535 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'm := t;t := t + 1;' is: false [2023-07-03 19:18:35,539 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume m <= s;crit := true;' is: true [2023-07-03 19:18:35,543 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 's := s + 1;crit := false;' is: true [2023-07-03 19:18:35,552 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 19:18:35,552 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 19:18:35,555 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 19:18:35,557 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 19:18:35,559 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 19:18:35,565 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 19:18:35,567 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 19:18:35,570 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'm := t;t := t + 1;' is: true [2023-07-03 19:18:35,594 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 19:18:35,599 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 's := s + 1;crit := false;' is: false [2023-07-03 19:18:35,604 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 19:18:35,623 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 19:18:35,626 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'm := t;t := t + 1;' is: true [2023-07-03 19:18:35,630 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume m <= s;crit := true;' is: false [2023-07-03 19:18:35,635 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 's := s + 1;crit := false;' is: true [2023-07-03 19:18:35,639 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 19:18:35,639 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 19:18:35,641 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 19:18:35,643 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 19:18:35,645 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 19:18:35,685 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:18:35 HornClauseAST [2023-07-03 19:18:35,685 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 19:18:35,686 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 19:18:35,686 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 19:18:35,686 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 19:18:35,687 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,688 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID1181486552132733404.smt2 [2023-07-03 19:18:35,712 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 19:18:35,713 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 19:18:35,713 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 19:18:35,713 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 19:18:35,714 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 07:18:35" (1/1) ... [2023-07-03 19:18:35,726 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-07-03 19:48:09,979 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-07-03 19:48:09,983 INFO L158 Benchmark]: Toolchain (without parser) took 1774880.18ms. Allocated memory was 325.1MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 282.2MB in the beginning and 964.3MB in the end (delta: -682.2MB). Peak memory consumption was 2.1GB. Max. memory is 15.0GB. [2023-07-03 19:48:09,984 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.26ms. Allocated memory is still 325.1MB. Free memory was 283.2MB in the beginning and 283.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 19:48:09,984 INFO L158 Benchmark]: Boogie Preprocessor took 26.64ms. Allocated memory is still 325.1MB. Free memory was 282.2MB in the beginning and 280.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 19:48:09,985 INFO L158 Benchmark]: RCFGBuilder took 148.44ms. Allocated memory is still 325.1MB. Free memory was 280.3MB in the beginning and 271.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 19:48:09,986 INFO L158 Benchmark]: IcfgToChc took 404.38ms. Allocated memory is still 325.1MB. Free memory was 271.2MB in the beginning and 293.1MB in the end (delta: -21.9MB). Peak memory consumption was 15.7MB. Max. memory is 15.0GB. [2023-07-03 19:48:09,987 INFO L158 Benchmark]: ChcSmtPrinter took 26.44ms. Allocated memory is still 325.1MB. Free memory was 292.6MB in the beginning and 291.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 19:48:09,988 INFO L158 Benchmark]: ChcSolver took 1774268.39ms. Allocated memory was 325.1MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 291.0MB in the beginning and 964.3MB in the end (delta: -673.3MB). Peak memory consumption was 2.1GB. Max. memory is 15.0GB. [2023-07-03 19:48:09,991 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 325.1MB. Free memory was 283.2MB in the beginning and 283.1MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 26.64ms. Allocated memory is still 325.1MB. Free memory was 282.2MB in the beginning and 280.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 148.44ms. Allocated memory is still 325.1MB. Free memory was 280.3MB in the beginning and 271.4MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. * IcfgToChc took 404.38ms. Allocated memory is still 325.1MB. Free memory was 271.2MB in the beginning and 293.1MB in the end (delta: -21.9MB). Peak memory consumption was 15.7MB. Max. memory is 15.0GB. * ChcSmtPrinter took 26.44ms. Allocated memory is still 325.1MB. Free memory was 292.6MB in the beginning and 291.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1774268.39ms. Allocated memory was 325.1MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 291.0MB in the beginning and 964.3MB in the end (delta: -673.3MB). Peak memory consumption was 2.1GB. Max. memory is 15.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.chcsolver: - TimeoutResult: Timeout (de.uni_freiburg.informatik.ultimate.plugins.chcsolver) Toolchain cancelled while TreeAutomizerCEGAR was refining abstraction,while Minimize was minimizing tree automaton,while Totalize was totalizing tree automaton with 43 nodes. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown