/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 GOLEM --chcsolver.produce.chc.model.if.query.is.sat true --chcsolver.produce.derivation.if.query.is.unsat false --chcsolver.produce.unsat.core.if.query.is.unsat false -i ../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.sleep-threadmodular-3a8dd60-m [2023-06-12 14:00:23,429 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-06-12 14:00:23,505 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-06-12 14:00:23,513 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-06-12 14:00:23,514 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-06-12 14:00:23,515 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-06-12 14:00:23,515 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-06-12 14:00:23,515 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-06-12 14:00:23,516 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-06-12 14:00:23,520 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-06-12 14:00:23,521 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-06-12 14:00:23,521 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-06-12 14:00:23,521 INFO L137 SettingsManager]: * Save file in source directory=true [2023-06-12 14:00:23,522 INFO L137 SettingsManager]: * Use automatic naming=true [2023-06-12 14:00:23,523 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.icfgtochc: Break symmetry of preference order -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-06-12 14:00:23,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-06-12 14:00:23,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-06-12 14:00:23,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-06-12 14:00:23,742 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-06-12 14:00:23,743 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-06-12 14:00:23,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-06-12 14:00:23,744 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-06-12 14:00:23,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-06-12 14:00:23,764 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-06-12 14:00:23,765 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-06-12 14:00:23,765 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-06-12 14:00:23,765 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-06-12 14:00:23,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,791 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,793 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,793 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,794 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-06-12 14:00:23,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-06-12 14:00:23,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-06-12 14:00:23,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-06-12 14:00:23,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.06 02:00:23" (1/1) ... [2023-06-12 14:00:23,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-06-12 14:00:23,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-06-12 14:00:23,822 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) [2023-06-12 14:00:23,849 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 [2023-06-12 14:00:23,865 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-06-12 14:00:23,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-06-12 14:00:23,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-06-12 14:00:23,905 INFO L236 CfgBuilder]: Building ICFG [2023-06-12 14:00:23,906 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-06-12 14:00:23,910 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-06-12 14:00:23,988 INFO L277 CfgBuilder]: Performing block encoding [2023-06-12 14:00:24,006 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-06-12 14:00:24,006 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-06-12 14:00:24,008 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:00:24 BoogieIcfgContainer [2023-06-12 14:00:24,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-06-12 14:00:24,009 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-06-12 14:00:24,009 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-06-12 14:00:24,009 INFO L274 PluginConnector]: IcfgToChc initialized [2023-06-12 14:00:24,012 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.06 02:00:24" (1/1) ... [2023-06-12 14:00:24,215 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:00:24,217 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:00:24,221 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:00:24,224 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:00:24,227 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and '<[ dummy edge: assume true; ]>' is: true [2023-06-12 14:00:24,242 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-06-12 14:00:24,245 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-06-12 14:00:24,254 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'm := t;t := t + 1;' is: false [2023-06-12 14:00:24,258 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'm := t;t := t + 1;' is: true [2023-06-12 14:00:24,262 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'm := t;t := t + 1;' is: true [2023-06-12 14:00:24,270 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 14:00:24,271 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 14:00:24,273 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-06-12 14:00:24,276 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-06-12 14:00:24,278 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-06-12 14:00:24,284 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 14:00:24,286 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 14:00:24,290 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume m <= s;crit := true;' is: true [2023-06-12 14:00:24,297 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume m <= s;crit := true;' is: true [2023-06-12 14:00:24,301 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume m <= s;crit := true;' is: false [2023-06-12 14:00:24,308 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-06-12 14:00:24,311 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-06-12 14:00:24,314 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 's := s + 1;crit := false;' is: true [2023-06-12 14:00:24,318 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 's := s + 1;crit := false;' is: false [2023-06-12 14:00:24,325 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 's := s + 1;crit := false;' is: true [2023-06-12 14:00:24,330 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 14:00:24,331 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-06-12 14:00:24,334 INFO L111 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-06-12 14:00:24,336 INFO L111 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-06-12 14:00:24,338 INFO L111 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-06-12 14:00:24,379 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:00:24 HornClauseAST [2023-06-12 14:00:24,380 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-06-12 14:00:24,380 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-06-12 14:00:24,380 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-06-12 14:00:24,381 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-06-12 14:00:24,382 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:00:24" (1/1) ... [2023-06-12 14:00:24,383 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID16753431848608616680.smt2 [2023-06-12 14:00:24,402 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-06-12 14:00:24,403 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-06-12 14:00:24,403 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-06-12 14:00:24,403 INFO L274 PluginConnector]: ChcSolver initialized [2023-06-12 14:00:24,405 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 12.06 02:00:24" (1/1) ... [2023-06-12 14:00:24,406 INFO L88 GolemChcScript]: Writing script to file /tmp/golem_8940789444285865148.smt2 [2023-06-12 14:00:24,413 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-06-12 14:00:24,429 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8940789444285865148.smt2 (exit command is null, workingDir is null) [2023-06-12 14:00:24,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8940789444285865148.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-06-12 14:30:15,223 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8940789444285865148.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-06-12 14:30:15,224 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 [2023-06-12 14:30:16,224 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8940789444285865148.smt2 (2)] Forcibly destroying the process [2023-06-12 14:30:16,233 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 [2023-06-12 14:30:16,286 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_8940789444285865148.smt2 (2)] Forceful destruction successful, exit code 137 [2023-06-12 14:30:16,286 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 14:30:16,289 INFO L158 Benchmark]: Toolchain (without parser) took 1792524.47ms. Allocated memory is still 327.2MB. Free memory was 285.2MB in the beginning and 299.1MB in the end (delta: -13.9MB). Peak memory consumption was 41.8MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,289 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.28ms. Allocated memory is still 327.2MB. Free memory is still 286.2MB. There was no memory consumed. Max. memory is 15.0GB. [2023-06-12 14:30:16,290 INFO L158 Benchmark]: Boogie Preprocessor took 29.64ms. Allocated memory is still 327.2MB. Free memory was 285.2MB in the beginning and 283.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,290 INFO L158 Benchmark]: RCFGBuilder took 212.30ms. Allocated memory is still 327.2MB. Free memory was 283.3MB in the beginning and 274.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,291 INFO L158 Benchmark]: IcfgToChc took 371.03ms. Allocated memory is still 327.2MB. Free memory was 274.3MB in the beginning and 258.4MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,291 INFO L158 Benchmark]: ChcSmtPrinter took 21.70ms. Allocated memory is still 327.2MB. Free memory was 258.4MB in the beginning and 256.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,291 INFO L158 Benchmark]: ChcSolver took 1791885.17ms. Allocated memory is still 327.2MB. Free memory was 256.3MB in the beginning and 299.1MB in the end (delta: -42.8MB). Peak memory consumption was 14.5MB. Max. memory is 15.0GB. [2023-06-12 14:30:16,293 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 327.2MB. Free memory is still 286.2MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 29.64ms. Allocated memory is still 327.2MB. Free memory was 285.2MB in the beginning and 283.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 212.30ms. Allocated memory is still 327.2MB. Free memory was 283.3MB in the beginning and 274.5MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 371.03ms. Allocated memory is still 327.2MB. Free memory was 274.3MB in the beginning and 258.4MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 15.0GB. * ChcSmtPrinter took 21.70ms. Allocated memory is still 327.2MB. Free memory was 258.4MB in the beginning and 256.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1791885.17ms. Allocated memory is still 327.2MB. Free memory was 256.3MB in the beginning and 299.1MB in the end (delta: -42.8MB). Peak memory consumption was 14.5MB. 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