/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 ELDARICA --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat true --chcsolver.produce.unsat.core.if.query.is.unsat true -i ../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-5ab1b01-m [2023-07-03 16:18:38,419 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 16:18:38,492 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-07-03 16:18:38,502 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 16:18:38,503 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 16:18:38,504 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 16:18:38,504 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 16:18:38,504 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 16:18:38,505 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 16:18:38,510 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 16:18:38,510 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 16:18:38,510 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 16:18:38,511 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 16:18:38,512 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 16:18:38,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> ELDARICA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> true [2023-07-03 16:18:38,711 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 16:18:38,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 16:18:38,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 16:18:38,735 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 16:18:38,736 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 16:18:38,737 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-07-03 16:18:38,737 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-07-03 16:18:38,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 16:18:38,759 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 16:18:38,760 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 16:18:38,760 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 16:18:38,760 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 16:18:38,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,783 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,783 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,788 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 16:18:38,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 16:18:38,790 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 16:18:38,790 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 16:18:38,791 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:38,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 16:18:38,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 16:18:38,822 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-07-03 16:18:38,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-07-03 16:18:38,860 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 16:18:38,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 16:18:38,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 16:18:38,899 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 16:18:38,900 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 16:18:38,903 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 16:18:38,958 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 16:18:38,970 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 16:18:38,971 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 16:18:38,972 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:18:38 BoogieIcfgContainer [2023-07-03 16:18:38,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 16:18:38,973 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 16:18:38,973 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 16:18:38,973 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 16:18:38,975 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 04:18:38" (1/1) ... [2023-07-03 16:18:39,168 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:18:39,169 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 16:18:39,174 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'm := t;t := t + 1;' is: true [2023-07-03 16:18:39,176 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume m <= s;crit := true;' is: true [2023-07-03 16:18:39,179 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 's := s + 1;crit := false;' is: true [2023-07-03 16:18:39,195 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 16:18:39,200 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 16:18:39,212 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'm := t;t := t + 1;' is: false [2023-07-03 16:18:39,216 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume m <= s;crit := true;' is: true [2023-07-03 16:18:39,220 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 's := s + 1;crit := false;' is: true [2023-07-03 16:18:39,226 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:18:39,227 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:18:39,230 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 16:18:39,232 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 16:18:39,234 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 16:18:39,240 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 16:18:39,245 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 16:18:39,249 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'm := t;t := t + 1;' is: true [2023-07-03 16:18:39,255 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 16:18:39,268 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 's := s + 1;crit := false;' is: false [2023-07-03 16:18:39,277 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 16:18:39,282 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 16:18:39,285 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'm := t;t := t + 1;' is: true [2023-07-03 16:18:39,288 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume m <= s;crit := true;' is: false [2023-07-03 16:18:39,295 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 's := s + 1;crit := false;' is: true [2023-07-03 16:18:39,299 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:18:39,300 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 16:18:39,305 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 16:18:39,306 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 16:18:39,324 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 16:18:39,348 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:18:39 HornClauseAST [2023-07-03 16:18:39,349 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 16:18:39,349 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 16:18:39,349 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 16:18:39,349 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 16:18:39,350 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:18:39" (1/1) ... [2023-07-03 16:18:39,351 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID10623575053998486013.smt2 [2023-07-03 16:18:39,386 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 16:18:39,386 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 16:18:39,386 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 16:18:39,387 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 16:18:39,388 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 04:18:39" (1/1) ... [2023-07-03 16:18:39,389 WARN L147 ChcSolverObserver]: Derivation production is not supported by backend [2023-07-03 16:18:39,389 WARN L153 ChcSolverObserver]: UNSAT core production is not supported by backend [2023-07-03 16:18:39,391 INFO L91 EldaricaCliChcScript]: Writing script to file /tmp/eldarica_16945084727832995260.smt2 [2023-07-03 16:18:39,402 ERROR L181 MonitoredProcess]: Could not determine absolute path of external process, hoping that OS will resolve eld [2023-07-03 16:18:39,402 INFO L189 MonitoredProcess]: No working directory specified, using eld [2023-07-03 16:18:39,404 INFO L229 MonitoredProcess]: Starting monitored process 2 with eld -disj -ssol /tmp/eldarica_16945084727832995260.smt2 (exit command is null, workingDir is null) [2023-07-03 16:18:39,405 INFO L327 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16945084727832995260.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 16:47:03,358 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 16:47:03,393 WARN L340 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16945084727832995260.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 16:47:04,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 [2023-07-03 16:47:04,394 WARN L435 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16945084727832995260.smt2 (2)] Forcibly destroying the process [2023-07-03 16:47:04,488 INFO L540 MonitoredProcess]: [MP eld -disj -ssol /tmp/eldarica_16945084727832995260.smt2 (2)] Forceful destruction successful, exit code 137 [2023-07-03 16:47:04,488 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 16:47:04,491 INFO L158 Benchmark]: Toolchain (without parser) took 1705732.14ms. Allocated memory is still 350.2MB. Free memory was 307.5MB in the beginning and 308.6MB in the end (delta: -1.1MB). Peak memory consumption was 1.7MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,491 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.26ms. Allocated memory is still 350.2MB. Free memory is still 308.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 16:47:04,492 INFO L158 Benchmark]: Boogie Preprocessor took 28.70ms. Allocated memory is still 350.2MB. Free memory was 307.5MB in the beginning and 305.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,492 INFO L158 Benchmark]: RCFGBuilder took 182.92ms. Allocated memory is still 350.2MB. Free memory was 305.7MB in the beginning and 297.0MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,493 INFO L158 Benchmark]: IcfgToChc took 375.55ms. Allocated memory is still 350.2MB. Free memory was 297.0MB in the beginning and 320.2MB in the end (delta: -23.2MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,493 INFO L158 Benchmark]: ChcSmtPrinter took 36.54ms. Allocated memory is still 350.2MB. Free memory was 320.2MB in the beginning and 318.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,494 INFO L158 Benchmark]: ChcSolver took 1705103.77ms. Allocated memory is still 350.2MB. Free memory was 318.3MB in the beginning and 308.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 15.0GB. [2023-07-03 16:47:04,496 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 350.2MB. Free memory is still 308.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 28.70ms. Allocated memory is still 350.2MB. Free memory was 307.5MB in the beginning and 305.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 182.92ms. Allocated memory is still 350.2MB. Free memory was 305.7MB in the beginning and 297.0MB in the end (delta: 8.6MB). Peak memory consumption was 6.3MB. Max. memory is 15.0GB. * IcfgToChc took 375.55ms. Allocated memory is still 350.2MB. Free memory was 297.0MB in the beginning and 320.2MB in the end (delta: -23.2MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. * ChcSmtPrinter took 36.54ms. Allocated memory is still 350.2MB. Free memory was 320.2MB in the beginning and 318.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1705103.77ms. Allocated memory is still 350.2MB. Free memory was 318.3MB in the beginning and 308.6MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. 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 executing Executor. RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown