./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ec45a8cc5eb531168b9afc45cc8af1360572640b5394bd745e0b1188f31bc79 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:32:51,754 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:32:51,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:32:51,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:32:51,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:32:51,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:32:51,908 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:32:51,909 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:32:51,909 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:32:51,910 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:32:51,911 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:32:51,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:32:51,912 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:32:51,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:32:51,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:32:51,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:32:51,915 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:32:51,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:32:51,916 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:32:51,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:32:51,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:32:51,923 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:32:51,923 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:32:51,924 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:32:51,924 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:32:51,925 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:32:51,925 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:32:51,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:32:51,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:32:51,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:32:51,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:32:51,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:32:51,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:32:51,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:32:51,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:32:51,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:32:51,932 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:32:51,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:32:51,933 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:32:51,934 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ec45a8cc5eb531168b9afc45cc8af1360572640b5394bd745e0b1188f31bc79 [2023-11-19 07:32:52,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:32:52,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:32:52,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:32:52,281 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:32:52,281 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:32:52,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i [2023-11-19 07:32:55,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:32:55,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:32:55,715 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i [2023-11-19 07:32:55,737 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/data/7311a852b/4db81c36e0ab471c9bbf4b87309624ce/FLAG3b847d75f [2023-11-19 07:32:55,755 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/data/7311a852b/4db81c36e0ab471c9bbf4b87309624ce [2023-11-19 07:32:55,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:32:55,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:32:55,767 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:32:55,768 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:32:55,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:32:55,778 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:55" (1/1) ... [2023-11-19 07:32:55,780 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67b0f672 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:55, skipping insertion in model container [2023-11-19 07:32:55,780 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:32:55" (1/1) ... [2023-11-19 07:32:55,848 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:32:56,083 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i[1089,1102] [2023-11-19 07:32:56,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:32:56,350 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:32:56,366 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/sv-benchmarks/c/goblint-regression/36-apron_11-traces-max-simple_true.i[1089,1102] [2023-11-19 07:32:56,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:32:56,474 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:32:56,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56 WrapperNode [2023-11-19 07:32:56,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:32:56,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:32:56,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:32:56,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:32:56,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,526 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,547 INFO L138 Inliner]: procedures = 162, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2023-11-19 07:32:56,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:32:56,548 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:32:56,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:32:56,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:32:56,558 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,569 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,571 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:32:56,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:32:56,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:32:56,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:32:56,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (1/1) ... [2023-11-19 07:32:56,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:32:56,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:32:56,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:32:56,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:32:56,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:32:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 07:32:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:32:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:32:56,651 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-19 07:32:56,651 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-19 07:32:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:32:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:32:56,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:32:56,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:32:56,654 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:32:56,788 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:32:56,792 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:32:56,943 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:32:56,952 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:32:56,952 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:32:56,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56 BoogieIcfgContainer [2023-11-19 07:32:56,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:32:56,959 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:32:56,959 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:32:56,963 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:32:56,963 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:32:55" (1/3) ... [2023-11-19 07:32:56,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e0308d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:32:56, skipping insertion in model container [2023-11-19 07:32:56,964 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:32:56" (2/3) ... [2023-11-19 07:32:56,964 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e0308d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:32:56, skipping insertion in model container [2023-11-19 07:32:56,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56" (3/3) ... [2023-11-19 07:32:56,966 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_11-traces-max-simple_true.i [2023-11-19 07:32:56,977 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 07:32:56,989 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:32:56,990 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-19 07:32:56,990 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:32:57,060 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-19 07:32:57,101 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 66 places, 64 transitions, 132 flow [2023-11-19 07:32:57,145 INFO L124 PetriNetUnfolderBase]: 2/63 cut-off events. [2023-11-19 07:32:57,145 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:32:57,151 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 63 events. 2/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 40. Up to 2 conditions per place. [2023-11-19 07:32:57,151 INFO L82 GeneralOperation]: Start removeDead. Operand has 66 places, 64 transitions, 132 flow [2023-11-19 07:32:57,159 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 65 places, 63 transitions, 129 flow [2023-11-19 07:32:57,163 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:32:57,174 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 65 places, 63 transitions, 129 flow [2023-11-19 07:32:57,180 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 65 places, 63 transitions, 129 flow [2023-11-19 07:32:57,181 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 65 places, 63 transitions, 129 flow [2023-11-19 07:32:57,223 INFO L124 PetriNetUnfolderBase]: 2/63 cut-off events. [2023-11-19 07:32:57,223 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:32:57,224 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 63 events. 2/63 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 0 based on Foata normal form. 0/59 useless extension candidates. Maximal degree in co-relation 40. Up to 2 conditions per place. [2023-11-19 07:32:57,228 INFO L119 LiptonReduction]: Number of co-enabled transitions 782 [2023-11-19 07:32:59,515 INFO L134 LiptonReduction]: Checked pairs total: 1319 [2023-11-19 07:32:59,515 INFO L136 LiptonReduction]: Total number of compositions: 63 [2023-11-19 07:32:59,540 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:32:59,548 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2c8d6cbe, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:32:59,549 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-19 07:32:59,554 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 07:32:59,554 INFO L124 PetriNetUnfolderBase]: 1/8 cut-off events. [2023-11-19 07:32:59,554 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:32:59,555 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:32:59,555 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-11-19 07:32:59,556 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 07:32:59,562 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:32:59,562 INFO L85 PathProgramCache]: Analyzing trace with hash 7603121, now seen corresponding path program 1 times [2023-11-19 07:32:59,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:32:59,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438666905] [2023-11-19 07:32:59,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:32:59,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:32:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:32:59,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:32:59,801 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:32:59,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438666905] [2023-11-19 07:32:59,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438666905] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:32:59,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:32:59,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-19 07:32:59,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473416129] [2023-11-19 07:32:59,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:32:59,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:32:59,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:32:59,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:32:59,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:32:59,850 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 127 [2023-11-19 07:32:59,853 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 17 places, 15 transitions, 33 flow. Second operand has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:32:59,854 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:32:59,854 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 127 [2023-11-19 07:32:59,855 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:32:59,886 INFO L124 PetriNetUnfolderBase]: 12/35 cut-off events. [2023-11-19 07:32:59,887 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:32:59,887 INFO L83 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 35 events. 12/35 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 87 event pairs, 12 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 64. Up to 34 conditions per place. [2023-11-19 07:32:59,888 INFO L140 encePairwiseOnDemand]: 124/127 looper letters, 7 selfloop transitions, 0 changer transitions 2/10 dead transitions. [2023-11-19 07:32:59,889 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 15 places, 10 transitions, 41 flow [2023-11-19 07:32:59,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:32:59,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-19 07:32:59,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 130 transitions. [2023-11-19 07:32:59,904 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5118110236220472 [2023-11-19 07:32:59,905 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 130 transitions. [2023-11-19 07:32:59,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 130 transitions. [2023-11-19 07:32:59,907 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:32:59,910 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 130 transitions. [2023-11-19 07:32:59,912 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 65.0) internal successors, (130), 2 states have internal predecessors, (130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:32:59,924 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:32:59,925 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 127.0) internal successors, (381), 3 states have internal predecessors, (381), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:32:59,927 INFO L175 Difference]: Start difference. First operand has 17 places, 15 transitions, 33 flow. Second operand 2 states and 130 transitions. [2023-11-19 07:32:59,929 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 15 places, 10 transitions, 41 flow [2023-11-19 07:32:59,931 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 14 places, 10 transitions, 40 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-19 07:32:59,932 INFO L231 Difference]: Finished difference. Result has 14 places, 8 transitions, 18 flow [2023-11-19 07:32:59,934 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=22, PETRI_DIFFERENCE_MINUEND_PLACES=13, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=10, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=18, PETRI_PLACES=14, PETRI_TRANSITIONS=8} [2023-11-19 07:32:59,940 INFO L281 CegarLoopForPetriNet]: 17 programPoint places, -3 predicate places. [2023-11-19 07:32:59,940 INFO L495 AbstractCegarLoop]: Abstraction has has 14 places, 8 transitions, 18 flow [2023-11-19 07:32:59,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:32:59,941 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:32:59,941 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2023-11-19 07:32:59,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 07:32:59,942 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 07:32:59,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:32:59,943 INFO L85 PathProgramCache]: Analyzing trace with hash 235721230, now seen corresponding path program 1 times [2023-11-19 07:32:59,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:32:59,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325320231] [2023-11-19 07:32:59,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:32:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:32:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:33:00,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:33:00,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325320231] [2023-11-19 07:33:00,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325320231] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:33:00,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:33:00,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:33:00,092 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492838320] [2023-11-19 07:33:00,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:33:00,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:33:00,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:33:00,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:33:00,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:33:00,110 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 127 [2023-11-19 07:33:00,110 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 14 places, 8 transitions, 18 flow. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,110 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:33:00,111 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 127 [2023-11-19 07:33:00,111 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:33:00,147 INFO L124 PetriNetUnfolderBase]: 6/23 cut-off events. [2023-11-19 07:33:00,147 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 07:33:00,147 INFO L83 FinitePrefix]: Finished finitePrefix Result has 51 conditions, 23 events. 6/23 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 35 event pairs, 4 based on Foata normal form. 4/27 useless extension candidates. Maximal degree in co-relation 48. Up to 18 conditions per place. [2023-11-19 07:33:00,148 INFO L140 encePairwiseOnDemand]: 124/127 looper letters, 7 selfloop transitions, 2 changer transitions 2/11 dead transitions. [2023-11-19 07:33:00,148 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 14 places, 11 transitions, 46 flow [2023-11-19 07:33:00,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:33:00,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:33:00,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 171 transitions. [2023-11-19 07:33:00,151 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.44881889763779526 [2023-11-19 07:33:00,151 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 171 transitions. [2023-11-19 07:33:00,151 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 171 transitions. [2023-11-19 07:33:00,152 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:33:00,152 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 171 transitions. [2023-11-19 07:33:00,153 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,155 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,155 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,156 INFO L175 Difference]: Start difference. First operand has 14 places, 8 transitions, 18 flow. Second operand 3 states and 171 transitions. [2023-11-19 07:33:00,156 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 14 places, 11 transitions, 46 flow [2023-11-19 07:33:00,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 14 places, 11 transitions, 46 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-19 07:33:00,157 INFO L231 Difference]: Finished difference. Result has 15 places, 8 transitions, 26 flow [2023-11-19 07:33:00,157 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=18, PETRI_DIFFERENCE_MINUEND_PLACES=12, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=8, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=6, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=26, PETRI_PLACES=15, PETRI_TRANSITIONS=8} [2023-11-19 07:33:00,158 INFO L281 CegarLoopForPetriNet]: 17 programPoint places, -2 predicate places. [2023-11-19 07:33:00,158 INFO L495 AbstractCegarLoop]: Abstraction has has 15 places, 8 transitions, 26 flow [2023-11-19 07:33:00,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,159 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 07:33:00,159 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:33:00,159 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 07:33:00,159 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 07:33:00,160 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:33:00,160 INFO L85 PathProgramCache]: Analyzing trace with hash -1129122368, now seen corresponding path program 1 times [2023-11-19 07:33:00,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:33:00,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586076765] [2023-11-19 07:33:00,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:33:00,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:33:00,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:33:00,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 07:33:00,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:33:00,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586076765] [2023-11-19 07:33:00,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586076765] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:33:00,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:33:00,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 07:33:00,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150949768] [2023-11-19 07:33:00,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:33:00,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 07:33:00,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:33:00,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 07:33:00,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 07:33:00,331 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 54 out of 127 [2023-11-19 07:33:00,331 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 15 places, 8 transitions, 26 flow. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,331 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 07:33:00,332 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 54 of 127 [2023-11-19 07:33:00,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 07:33:00,347 INFO L124 PetriNetUnfolderBase]: 0/5 cut-off events. [2023-11-19 07:33:00,347 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-19 07:33:00,347 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17 conditions, 5 events. 0/5 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 1 event pairs, 0 based on Foata normal form. 2/7 useless extension candidates. Maximal degree in co-relation 0. Up to 3 conditions per place. [2023-11-19 07:33:00,348 INFO L140 encePairwiseOnDemand]: 125/127 looper letters, 0 selfloop transitions, 0 changer transitions 5/5 dead transitions. [2023-11-19 07:33:00,348 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 14 places, 5 transitions, 23 flow [2023-11-19 07:33:00,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 07:33:00,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-19 07:33:00,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 168 transitions. [2023-11-19 07:33:00,353 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4409448818897638 [2023-11-19 07:33:00,353 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 168 transitions. [2023-11-19 07:33:00,354 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 168 transitions. [2023-11-19 07:33:00,354 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 07:33:00,354 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 168 transitions. [2023-11-19 07:33:00,357 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,360 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,360 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,361 INFO L175 Difference]: Start difference. First operand has 15 places, 8 transitions, 26 flow. Second operand 3 states and 168 transitions. [2023-11-19 07:33:00,361 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 14 places, 5 transitions, 23 flow [2023-11-19 07:33:00,361 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 12 places, 5 transitions, 21 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 07:33:00,361 INFO L231 Difference]: Finished difference. Result has 12 places, 0 transitions, 0 flow [2023-11-19 07:33:00,362 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=127, PETRI_DIFFERENCE_MINUEND_FLOW=13, PETRI_DIFFERENCE_MINUEND_PLACES=10, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=5, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=5, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=12, PETRI_TRANSITIONS=0} [2023-11-19 07:33:00,363 INFO L281 CegarLoopForPetriNet]: 17 programPoint places, -5 predicate places. [2023-11-19 07:33:00,364 INFO L495 AbstractCegarLoop]: Abstraction has has 12 places, 0 transitions, 0 flow [2023-11-19 07:33:00,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 07:33:00,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2023-11-19 07:33:00,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2023-11-19 07:33:00,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2023-11-19 07:33:00,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2023-11-19 07:33:00,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-19 07:33:00,369 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:33:00,376 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-19 07:33:00,376 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:33:00,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:33:00 BasicIcfg [2023-11-19 07:33:00,384 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:33:00,385 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:33:00,386 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:33:00,386 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:33:00,392 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:32:56" (3/4) ... [2023-11-19 07:33:00,394 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 07:33:00,399 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2023-11-19 07:33:00,404 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2023-11-19 07:33:00,406 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 07:33:00,406 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 07:33:00,406 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 07:33:00,511 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 07:33:00,511 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 07:33:00,512 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:33:00,512 INFO L158 Benchmark]: Toolchain (without parser) took 4747.74ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 99.0MB in the end (delta: 4.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-19 07:33:00,512 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 109.1MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:33:00,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.29ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 83.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:33:00,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.75ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:33:00,514 INFO L158 Benchmark]: Boogie Preprocessor took 28.08ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:33:00,514 INFO L158 Benchmark]: RCFGBuilder took 379.53ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 68.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:33:00,515 INFO L158 Benchmark]: TraceAbstraction took 3424.88ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 103.2MB in the end (delta: -35.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:33:00,515 INFO L158 Benchmark]: Witness Printer took 126.15ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 99.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:33:00,517 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52ms. Allocated memory is still 109.1MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.29ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 83.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.75ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.08ms. Allocated memory is still 142.6MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 379.53ms. Allocated memory is still 142.6MB. Free memory was 80.4MB in the beginning and 68.5MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 3424.88ms. Allocated memory is still 142.6MB. Free memory was 67.6MB in the beginning and 103.2MB in the end (delta: -35.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 126.15ms. Allocated memory is still 142.6MB. Free memory was 103.2MB in the beginning and 99.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.3s, 65 PlacesBefore, 17 PlacesAfterwards, 63 TransitionsBefore, 15 TransitionsAfterwards, 782 CoEnabledTransitionPairs, 6 FixpointIterations, 21 TrivialSequentialCompositions, 32 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 10 ConcurrentYvCompositions, 0 ChoiceCompositions, 63 TotalNumberOfCompositions, 1319 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 852, independent: 755, independent conditional: 0, independent unconditional: 755, dependent: 97, dependent conditional: 0, dependent unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 448, independent: 424, independent conditional: 0, independent unconditional: 424, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 852, independent: 331, independent conditional: 0, independent unconditional: 331, dependent: 73, dependent conditional: 0, dependent unconditional: 73, unknown: 448, unknown conditional: 0, unknown unconditional: 448] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 12, Positive conditional cache size: 0, Positive unconditional cache size: 12, Negative cache size: 11, Negative conditional cache size: 0, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 19]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 81 locations, 4 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 3.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.4s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 39 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 65 IncrementalHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 11 mSDtfsCounter, 65 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=33occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 07:33:00,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fc9a530-2271-472e-bcae-57bd558a5965/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE