/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/LBE_Y_to_V.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-19 03:26:18,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-19 03:26:18,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-19 03:26:18,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-19 03:26:18,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-19 03:26:18,201 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-19 03:26:18,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-19 03:26:18,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-19 03:26:18,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-19 03:26:18,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-19 03:26:18,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-19 03:26:18,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-19 03:26:18,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-19 03:26:18,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-19 03:26:18,215 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-19 03:26:18,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-19 03:26:18,218 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-19 03:26:18,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-19 03:26:18,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-19 03:26:18,224 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-19 03:26:18,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-19 03:26:18,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-19 03:26:18,227 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-19 03:26:18,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-19 03:26:18,232 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-19 03:26:18,232 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-19 03:26:18,232 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-19 03:26:18,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-19 03:26:18,234 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-19 03:26:18,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-19 03:26:18,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-19 03:26:18,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-19 03:26:18,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-19 03:26:18,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-19 03:26:18,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-19 03:26:18,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-19 03:26:18,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-19 03:26:18,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-19 03:26:18,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-19 03:26:18,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-19 03:26:18,240 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-19 03:26:18,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2022-02-19 03:26:18,266 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-19 03:26:18,266 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-19 03:26:18,266 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-19 03:26:18,266 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-19 03:26:18,267 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-19 03:26:18,267 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-19 03:26:18,268 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-19 03:26:18,268 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-19 03:26:18,268 INFO L138 SettingsManager]: * Use SBE=true [2022-02-19 03:26:18,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-19 03:26:18,268 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-19 03:26:18,269 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-19 03:26:18,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-19 03:26:18,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-19 03:26:18,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-19 03:26:18,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 03:26:18,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-19 03:26:18,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-02-19 03:26:18,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-19 03:26:18,452 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-19 03:26:18,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-19 03:26:18,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-19 03:26:18,472 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2022-02-19 03:26:18,473 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2022-02-19 03:26:18,474 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_Y_to_V.bpl [2022-02-19 03:26:18,474 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/LBE_Y_to_V.bpl' [2022-02-19 03:26:18,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-19 03:26:18,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-02-19 03:26:18,491 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-19 03:26:18,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-19 03:26:18,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-19 03:26:18,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,507 INFO L137 Inliner]: procedures = 2, calls = 0, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2022-02-19 03:26:18,509 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-19 03:26:18,510 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-19 03:26:18,511 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-19 03:26:18,511 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-19 03:26:18,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,521 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-19 03:26:18,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-19 03:26:18,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-19 03:26:18,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-19 03:26:18,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/1) ... [2022-02-19 03:26:18,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-19 03:26:18,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-19 03:26:18,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-19 03:26:18,570 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-19 03:26:18,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-19 03:26:18,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-19 03:26:18,613 INFO L234 CfgBuilder]: Building ICFG [2022-02-19 03:26:18,614 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-19 03:26:18,665 INFO L275 CfgBuilder]: Performing block encoding [2022-02-19 03:26:18,672 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-19 03:26:18,673 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-19 03:26:18,674 INFO L202 PluginConnector]: Adding new model LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:26:18 BoogieIcfgContainer [2022-02-19 03:26:18,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-19 03:26:18,676 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-19 03:26:18,676 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-19 03:26:18,679 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-19 03:26:18,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 19.02 03:26:18" (1/2) ... [2022-02-19 03:26:18,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e1b686 and model type LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 03:26:18, skipping insertion in model container [2022-02-19 03:26:18,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 03:26:18" (2/2) ... [2022-02-19 03:26:18,683 INFO L111 eAbstractionObserver]: Analyzing ICFG LBE_Y_to_V.bpl [2022-02-19 03:26:18,690 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-19 03:26:18,690 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-02-19 03:26:18,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47e1b686 and model type LBE_Y_to_V.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 03:26:18, skipping insertion in model container [2022-02-19 03:26:18,691 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-19 03:26:18,693 INFO L158 Benchmark]: Toolchain (without parser) took 202.26ms. Allocated memory is still 168.8MB. Free memory was 128.6MB in the beginning and 117.1MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-02-19 03:26:18,694 INFO L158 Benchmark]: Boogie PL CUP Parser took 0.12ms. Allocated memory is still 168.8MB. Free memory is still 129.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 03:26:18,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.66ms. Allocated memory is still 168.8MB. Free memory was 128.6MB in the beginning and 127.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-19 03:26:18,696 INFO L158 Benchmark]: Boogie Preprocessor took 10.57ms. Allocated memory is still 168.8MB. Free memory was 127.0MB in the beginning and 126.1MB in the end (delta: 867.2kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-19 03:26:18,697 INFO L158 Benchmark]: RCFGBuilder took 152.63ms. Allocated memory is still 168.8MB. Free memory was 126.0MB in the beginning and 118.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-02-19 03:26:18,697 INFO L158 Benchmark]: TraceAbstraction took 15.47ms. Allocated memory is still 168.8MB. Free memory was 118.0MB in the beginning and 117.2MB in the end (delta: 827.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-19 03:26:18,700 INFO L339 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 0.12ms. Allocated memory is still 168.8MB. Free memory is still 129.5MB. There was no memory consumed. Max. memory is 8.0GB. * Boogie Procedure Inliner took 18.66ms. Allocated memory is still 168.8MB. Free memory was 128.6MB in the beginning and 127.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 10.57ms. Allocated memory is still 168.8MB. Free memory was 127.0MB in the beginning and 126.1MB in the end (delta: 867.2kB). There was no memory consumed. Max. memory is 8.0GB. * RCFGBuilder took 152.63ms. Allocated memory is still 168.8MB. Free memory was 126.0MB in the beginning and 118.5MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 15.47ms. Allocated memory is still 168.8MB. Free memory was 118.0MB in the beginning and 117.2MB in the end (delta: 827.1kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-02-19 03:26:18,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...