/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 --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-5ab1b01-m [2023-07-03 13:51:57,226 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-07-03 13:51:57,277 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ThreadModularVerifier.Settings.epf [2023-07-03 13:51:57,285 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-07-03 13:51:57,285 INFO L135 SettingsManager]: Preferences of ChcSolver differ from their defaults: [2023-07-03 13:51:57,286 INFO L137 SettingsManager]: * Produce UNSAT core if query is UNSAT=true [2023-07-03 13:51:57,286 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-07-03 13:51:57,286 INFO L137 SettingsManager]: * Size of a code block=OneNontrivialStatement [2023-07-03 13:51:57,287 INFO L137 SettingsManager]: * Add additional assume for each assert=false [2023-07-03 13:51:57,290 INFO L135 SettingsManager]: Preferences of IcfgToChc differ from their defaults: [2023-07-03 13:51:57,290 INFO L137 SettingsManager]: * Specification mode=ASSERT_VIOLATIONS [2023-07-03 13:51:57,290 INFO L135 SettingsManager]: Preferences of ChcSmtPrinter differ from their defaults: [2023-07-03 13:51:57,291 INFO L137 SettingsManager]: * Save file in source directory=true [2023-07-03 13:51:57,291 INFO L137 SettingsManager]: * Use automatic naming=true [2023-07-03 13:51:57,292 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: CHC solver backend -> GOLEM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce CHC model if query is SAT -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce derivation if query is UNSAT -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.chcsolver: Produce UNSAT core if query is UNSAT -> false [2023-07-03 13:51:57,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-07-03 13:51:57,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-07-03 13:51:57,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-07-03 13:51:57,475 INFO L270 PluginConnector]: Initializing Boogie PL CUP Parser... [2023-07-03 13:51:57,476 INFO L274 PluginConnector]: Boogie PL CUP Parser initialized [2023-07-03 13:51:57,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl [2023-07-03 13:51:57,477 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/ticket.bpl' [2023-07-03 13:51:57,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-07-03 13:51:57,496 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-07-03 13:51:57,496 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-07-03 13:51:57,497 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-07-03 13:51:57,497 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-07-03 13:51:57,507 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,515 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,516 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-07-03 13:51:57,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-07-03 13:51:57,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-07-03 13:51:57,518 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-07-03 13:51:57,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "ticket.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-07-03 13:51:57,528 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-07-03 13:51:57,538 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 13:51:57,546 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 13:51:57,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2023-07-03 13:51:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-07-03 13:51:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-07-03 13:51:57,598 INFO L236 CfgBuilder]: Building ICFG [2023-07-03 13:51:57,600 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-07-03 13:51:57,602 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-07-03 13:51:57,654 INFO L277 CfgBuilder]: Performing block encoding [2023-07-03 13:51:57,663 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-07-03 13:51:57,663 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-07-03 13:51:57,665 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 01:51:57 BoogieIcfgContainer [2023-07-03 13:51:57,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-07-03 13:51:57,665 INFO L112 PluginConnector]: ------------------------IcfgToChc---------------------------- [2023-07-03 13:51:57,665 INFO L270 PluginConnector]: Initializing IcfgToChc... [2023-07-03 13:51:57,665 INFO L274 PluginConnector]: IcfgToChc initialized [2023-07-03 13:51:57,669 INFO L184 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.07 01:51:57" (1/1) ... [2023-07-03 13:51:57,835 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 13:51:57,836 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume true;' is: true [2023-07-03 13:51:57,842 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'm := t;t := t + 1;' is: true [2023-07-03 13:51:57,847 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 'assume m <= s;crit := true;' is: true [2023-07-03 13:51:57,850 INFO L180 IndependenceChecker]: instantiated independence condition for '<[ dummy edge: assume true; ]>' and 's := s + 1;crit := false;' is: true [2023-07-03 13:51:57,864 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 13:51:57,866 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume true;' is: true [2023-07-03 13:51:57,873 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'm := t;t := t + 1;' is: false [2023-07-03 13:51:57,885 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 'assume m <= s;crit := true;' is: true [2023-07-03 13:51:57,891 INFO L180 IndependenceChecker]: instantiated independence condition for 'm := t;t := t + 1;' and 's := s + 1;crit := false;' is: true [2023-07-03 13:51:57,908 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 13:51:57,909 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 13:51:57,913 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 13:51:57,919 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 13:51:57,922 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 13:51:57,928 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 13:51:57,932 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume true;' is: true [2023-07-03 13:51:57,936 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'm := t;t := t + 1;' is: true [2023-07-03 13:51:57,946 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 13:51:57,949 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume m <= s;crit := true;' and 's := s + 1;crit := false;' is: false [2023-07-03 13:51:57,955 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 13:51:57,957 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume true;' is: true [2023-07-03 13:51:57,959 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'm := t;t := t + 1;' is: true [2023-07-03 13:51:57,962 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 'assume m <= s;crit := true;' is: false [2023-07-03 13:51:57,967 INFO L180 IndependenceChecker]: instantiated independence condition for 's := s + 1;crit := false;' and 's := s + 1;crit := false;' is: true [2023-07-03 13:51:57,972 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 13:51:57,973 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume true;' is: true [2023-07-03 13:51:57,975 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'm := t;t := t + 1;' is: true [2023-07-03 13:51:57,976 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 'assume m <= s;crit := true;' is: true [2023-07-03 13:51:57,977 INFO L180 IndependenceChecker]: instantiated independence condition for 'assume true;' and 's := s + 1;crit := false;' is: true [2023-07-03 13:51:58,018 INFO L201 PluginConnector]: Adding new model ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 01:51:58 HornClauseAST [2023-07-03 13:51:58,018 INFO L131 PluginConnector]: ------------------------ END IcfgToChc---------------------------- [2023-07-03 13:51:58,018 INFO L112 PluginConnector]: ------------------------ChcSmtPrinter---------------------------- [2023-07-03 13:51:58,018 INFO L270 PluginConnector]: Initializing ChcSmtPrinter... [2023-07-03 13:51:58,018 INFO L274 PluginConnector]: ChcSmtPrinter initialized [2023-07-03 13:51:58,019 INFO L184 PluginConnector]: Executing the observer ChcSmtPrinterObserver from plugin ChcSmtPrinter for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 01:51:58" (1/1) ... [2023-07-03 13:51:58,020 INFO L192 hcSmtPrinterObserver]: Writing to file /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/threadmodular/regression/ticket/CHC_ticket.bpl_UID4391375591109628951.smt2 [2023-07-03 13:51:58,047 INFO L131 PluginConnector]: ------------------------ END ChcSmtPrinter---------------------------- [2023-07-03 13:51:58,047 INFO L112 PluginConnector]: ------------------------ChcSolver---------------------------- [2023-07-03 13:51:58,047 INFO L270 PluginConnector]: Initializing ChcSolver... [2023-07-03 13:51:58,047 INFO L274 PluginConnector]: ChcSolver initialized [2023-07-03 13:51:58,051 INFO L184 PluginConnector]: Executing the observer ChcSolverObserver from plugin ChcSolver for "ticket.bpl de.uni_freiburg.informatik.ultimate.plugins.icfgtochc OTHER 03.07 01:51:58" (1/1) ... [2023-07-03 13:51:58,052 INFO L89 GolemChcScript]: Writing script to file /tmp/golem_10309052485686275653.smt2 [2023-07-03 13:51:58,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem [2023-07-03 13:51:58,077 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_10309052485686275653.smt2 (exit command is null, workingDir is null) [2023-07-03 13:51:58,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_10309052485686275653.smt2 (2)] Waiting until timeout for monitored process Received shutdown request... [2023-07-03 14:21:52,286 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_10309052485686275653.smt2 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-07-03 14:21:52,286 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 14:21:53,286 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_10309052485686275653.smt2 (2)] Forcibly destroying the process [2023-07-03 14:21:53,298 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 14:21:53,349 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 14:21:53,351 INFO L158 Benchmark]: Toolchain (without parser) took 1795854.82ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 288.7MB in the end (delta: 2.8MB). Peak memory consumption was 5.9MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,351 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.20ms. Allocated memory is still 333.4MB. Free memory is still 292.5MB. There was no memory consumed. Max. memory is 15.0GB. [2023-07-03 14:21:53,352 INFO L158 Benchmark]: Boogie Preprocessor took 20.14ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,352 INFO L158 Benchmark]: RCFGBuilder took 147.12ms. Allocated memory is still 333.4MB. Free memory was 289.6MB in the beginning and 281.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,353 INFO L158 Benchmark]: IcfgToChc took 352.68ms. Allocated memory is still 333.4MB. Free memory was 280.9MB in the beginning and 303.5MB in the end (delta: -22.6MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,353 INFO L158 Benchmark]: ChcSmtPrinter took 28.58ms. Allocated memory is still 333.4MB. Free memory was 303.5MB in the beginning and 300.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,354 INFO L158 Benchmark]: ChcSolver took 1795302.86ms. Allocated memory is still 333.4MB. Free memory was 300.9MB in the beginning and 288.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 15.0GB. [2023-07-03 14:21:53,356 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### [2023-07-03 14:21:53,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/golem --print-witness /tmp/golem_10309052485686275653.smt2 (2)] Forceful destruction successful, exit code 137 --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20ms. Allocated memory is still 333.4MB. Free memory is still 292.5MB. There was no memory consumed. Max. memory is 15.0GB. * Boogie Preprocessor took 20.14ms. Allocated memory is still 333.4MB. Free memory was 291.5MB in the beginning and 289.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * RCFGBuilder took 147.12ms. Allocated memory is still 333.4MB. Free memory was 289.6MB in the beginning and 281.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 15.0GB. * IcfgToChc took 352.68ms. Allocated memory is still 333.4MB. Free memory was 280.9MB in the beginning and 303.5MB in the end (delta: -22.6MB). Peak memory consumption was 24.8MB. Max. memory is 15.0GB. * ChcSmtPrinter took 28.58ms. Allocated memory is still 333.4MB. Free memory was 303.5MB in the beginning and 300.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 15.0GB. * ChcSolver took 1795302.86ms. Allocated memory is still 333.4MB. Free memory was 300.9MB in the beginning and 288.7MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. 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