/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-3a8dd60-m [2023-06-12 15:00:00,641 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 15:00:00,672 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-06-12 15:00:00,677 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 15:00:00,678 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 15:00:00,678 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 15:00:00,678 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 15:00:00,678 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 15:00:00,679 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 15:00:00,679 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 15:00:00,679 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 15:00:00,680 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 15:00:00,680 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 15:00:00,683 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 15:00:00,683 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> TREEAUTOMIZER Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMT solver -> Internal_SMTInterpol [2023-06-12 15:00:00,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 15:00:00,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 15:00:00,852 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 15:00:00,853 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 15:00:00,854 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 15:00:00,854 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-06-12 15:00:00,855 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-06-12 15:00:00,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 15:00:00,868 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 15:00:00,868 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 15:00:00,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 15:00:00,869 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 15:00:00,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,880 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,885 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,885 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 15:00:00,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 15:00:00,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 15:00:00,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 15:00:00,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 03:00:00" (1/1) ... [2023-06-12 15:00:00,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-06-12 15:00:00,940 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 15:00:00,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 15:00:00,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 15:00:00,962 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 15:00:00,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 15:00:00,965 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 15:00:01,019 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 15:00:01,039 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 15:00:01,039 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 15:00:01,041 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 03:00:01 BoogieIcfgContainer [2023-06-12 15:00:01,041 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 15:00:01,041 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 15:00:01,041 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 15:00:01,042 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 15:00:01,045 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 03:00:01" (1/1) ... [2023-06-12 15:00:01,211 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 15:00:01,212 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 15:00:01,215 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 15:00:01,217 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 15:00:01,219 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 15:00:01,228 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-06-12 15:00:01,230 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-06-12 15:00:01,243 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'm := t;t := t + 1;' is: false [2023-06-12 15:00:01,247 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'm := t;t := t + 1;' is: true [2023-06-12 15:00:01,254 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'm := t;t := t + 1;' is: true [2023-06-12 15:00:01,259 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 15:00:01,259 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 15:00:01,266 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-06-12 15:00:01,269 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-06-12 15:00:01,271 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-06-12 15:00:01,276 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 15:00:01,277 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 15:00:01,280 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume m <= s;crit := true;' is: true [2023-06-12 15:00:01,286 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 15:00:01,292 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume m <= s;crit := true;' is: false [2023-06-12 15:00:01,297 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-06-12 15:00:01,299 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-06-12 15:00:01,302 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 's := s + 1;crit := false;' is: true [2023-06-12 15:00:01,305 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 's := s + 1;crit := false;' is: false [2023-06-12 15:00:01,310 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 's := s + 1;crit := false;' is: true [2023-06-12 15:00:01,318 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 15:00:01,319 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 15:00:01,326 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-06-12 15:00:01,328 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-06-12 15:00:01,329 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-06-12 15:00:01,350 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:00:01 HornClauseAST [2023-06-12 15:00:01,351 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 15:00:01,351 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 15:00:01,351 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 15:00:01,351 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 15:00:01,352 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:00:01" (1/1) ... [2023-06-12 15:00:01,353 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID15957989355124707048.smt2 [2023-06-12 15:00:01,367 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 15:00:01,368 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 15:00:01,368 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 15:00:01,368 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 15:00:01,369 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 03:00:01" (1/1) ... [2023-06-12 15:00:01,379 INFO L145 PredicateUnifier]: Initialized classic predicate unifier Received shutdown request... [2023-06-12 15:29:41,679 INFO L257 ToolchainWalker]: Toolchain cancelled while executing plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver. Reason: Timeout or Toolchain cancelled by user [2023-06-12 15:29:41,681 INFO L158 Benchmark]: Toolchain (without parser) took 1780812.10ms. Allocated memory was 331.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 279.0MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 2.5GB. Max. memory is 15.0GB. [2023-06-12 15:29:41,681 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.18ms. Allocated memory is still 331.4MB. Free memory is still 279.9MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 15:29:41,681 INFO L158 Benchmark]: Boogie Preprocessor took 18.32ms. Allocated memory is still 331.4MB. Free memory was 278.8MB in the beginning and 277.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 15:29:41,682 INFO L158 Benchmark]: RCFGBuilder took 152.98ms. Allocated memory is still 331.4MB. Free memory was 277.1MB in the beginning and 268.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 15:29:41,682 INFO L158 Benchmark]: IcfgToChc took 309.45ms. Allocated memory is still 331.4MB. Free memory was 268.0MB in the beginning and 251.6MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-06-12 15:29:41,682 INFO L158 Benchmark]: ChcSmtPrinter took 16.23ms. Allocated memory is still 331.4MB. Free memory was 251.6MB in the beginning and 249.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 15:29:41,683 INFO L158 Benchmark]: ChcSolver took 1780311.72ms. Allocated memory was 331.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 249.7MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 2.4GB. Max. memory is 15.0GB. [2023-06-12 15:29:41,685 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 0.18ms. Allocated memory is still 331.4MB. Free memory is still 279.9MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 18.32ms. Allocated memory is still 331.4MB. Free memory was 278.8MB in the beginning and 277.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 152.98ms. Allocated memory is still 331.4MB. Free memory was 277.1MB in the beginning and 268.0MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 309.45ms. Allocated memory is still 331.4MB. Free memory was 268.0MB in the beginning and 251.6MB in the end (delta: 16.4MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. * ChcSmtPrinter took 16.23ms. Allocated memory is still 331.4MB. Free memory was 251.6MB in the beginning and 249.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1780311.72ms. Allocated memory was 331.4MB in the beginning and 3.4GB in the end (delta: 3.1GB). Free memory was 249.7MB in the beginning and 2.4GB in the end (delta: -2.2GB). Peak memory consumption was 2.4GB. 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