./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d0c43dd41f99fbfade8285f6054d50d854da6853e7f72e8b1866aad54c9c5c4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 15:54:47,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:54:47,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:54:47,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:54:47,780 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:54:47,781 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:54:47,782 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:54:47,783 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:54:47,784 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:54:47,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:54:47,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:54:47,787 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:54:47,787 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:54:47,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:54:47,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:54:47,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:54:47,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:54:47,792 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:54:47,793 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:54:47,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:54:47,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:54:47,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:54:47,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:54:47,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:54:47,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:54:47,802 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:54:47,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:54:47,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:54:47,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:54:47,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:54:47,805 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:54:47,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:54:47,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:54:47,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:54:47,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:54:47,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:54:47,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:54:47,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:54:47,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:54:47,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:54:47,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:54:47,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-12-13 15:54:47,832 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:54:47,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:54:47,832 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:54:47,832 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:54:47,833 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:54:47,833 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:54:47,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:54:47,834 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:54:47,834 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:54:47,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:54:47,834 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 15:54:47,834 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 15:54:47,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:54:47,836 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 15:54:47,836 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 15:54:47,836 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:54:47,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:54:47,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:54:47,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:54:47,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:54:47,837 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:54:47,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:54:47,838 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:54:47,838 INFO L138 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_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d0c43dd41f99fbfade8285f6054d50d854da6853e7f72e8b1866aad54c9c5c4 [2022-12-13 15:54:48,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:54:48,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:54:48,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:54:48,073 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:54:48,074 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:54:48,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i [2022-12-13 15:54:50,635 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:54:50,841 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:54:50,842 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i [2022-12-13 15:54:50,853 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/data/36845d417/bc0ef66c6c5540039ae86d613c56799c/FLAG2d593e1ea [2022-12-13 15:54:51,193 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/data/36845d417/bc0ef66c6c5540039ae86d613c56799c [2022-12-13 15:54:51,196 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:54:51,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:54:51,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:54:51,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:54:51,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:54:51,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57090ffb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51, skipping insertion in model container [2022-12-13 15:54:51,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:54:51,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:54:51,340 WARN L237 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_8c9ad151-e148-4bfb-a0bb-9197cf936495/sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i[1088,1101] [2022-12-13 15:54:51,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:54:51,436 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:54:51,445 WARN L237 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_8c9ad151-e148-4bfb-a0bb-9197cf936495/sv-benchmarks/c/goblint-regression/13-privatized_35-traces-ex-2_true.i[1088,1101] [2022-12-13 15:54:51,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:54:51,482 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:54:51,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51 WrapperNode [2022-12-13 15:54:51,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:54:51,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:54:51,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:54:51,484 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:54:51,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,498 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,512 INFO L138 Inliner]: procedures = 162, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49 [2022-12-13 15:54:51,512 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:54:51,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:54:51,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:54:51,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:54:51,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,526 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,528 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:54:51,529 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:54:51,529 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:54:51,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:54:51,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (1/1) ... [2022-12-13 15:54:51,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:54:51,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:54:51,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:54:51,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 15:54:51,585 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:54:51,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:54:51,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:54:51,587 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 15:54:51,681 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:54:51,683 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:54:51,819 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:54:51,826 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:54:51,826 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 15:54:51,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:54:51 BoogieIcfgContainer [2022-12-13 15:54:51,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:54:51,831 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:54:51,832 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:54:51,835 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:54:51,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:54:51" (1/3) ... [2022-12-13 15:54:51,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ab2eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:54:51, skipping insertion in model container [2022-12-13 15:54:51,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:54:51" (2/3) ... [2022-12-13 15:54:51,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ab2eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:54:51, skipping insertion in model container [2022-12-13 15:54:51,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:54:51" (3/3) ... [2022-12-13 15:54:51,838 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_35-traces-ex-2_true.i [2022-12-13 15:54:51,855 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:54:51,856 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-13 15:54:51,856 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 15:54:51,899 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-12-13 15:54:51,924 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 80 places, 77 transitions, 159 flow [2022-12-13 15:54:51,956 INFO L130 PetriNetUnfolder]: 1/76 cut-off events. [2022-12-13 15:54:51,956 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:51,961 INFO L83 FinitePrefix]: Finished finitePrefix Result has 80 conditions, 76 events. 1/76 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 47 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 41. Up to 2 conditions per place. [2022-12-13 15:54:51,961 INFO L82 GeneralOperation]: Start removeDead. Operand has 80 places, 77 transitions, 159 flow [2022-12-13 15:54:51,964 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 74 places, 71 transitions, 145 flow [2022-12-13 15:54:51,968 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 15:54:51,978 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 74 places, 71 transitions, 145 flow [2022-12-13 15:54:51,980 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 74 places, 71 transitions, 145 flow [2022-12-13 15:54:51,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 74 places, 71 transitions, 145 flow [2022-12-13 15:54:51,999 INFO L130 PetriNetUnfolder]: 1/71 cut-off events. [2022-12-13 15:54:51,999 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:52,000 INFO L83 FinitePrefix]: Finished finitePrefix Result has 75 conditions, 71 events. 1/71 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 46 event pairs, 0 based on Foata normal form. 0/67 useless extension candidates. Maximal degree in co-relation 36. Up to 2 conditions per place. [2022-12-13 15:54:52,001 INFO L119 LiptonReduction]: Number of co-enabled transitions 616 [2022-12-13 15:54:53,872 INFO L134 LiptonReduction]: Checked pairs total: 1658 [2022-12-13 15:54:53,872 INFO L136 LiptonReduction]: Total number of compositions: 65 [2022-12-13 15:54:53,882 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 15:54:53,887 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=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, 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;@76358fd3, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 15:54:53,887 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 15:54:53,888 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 15:54:53,888 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:53,888 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 15:54:53,888 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 15:54:53,889 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (and 2 more)] === [2022-12-13 15:54:53,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:54:53,892 INFO L85 PathProgramCache]: Analyzing trace with hash 268, now seen corresponding path program 1 times [2022-12-13 15:54:53,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:54:53,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235644746] [2022-12-13 15:54:53,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:54:53,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:54:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:54:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:54:53,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:54:53,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235644746] [2022-12-13 15:54:53,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235644746] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:54:53,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:54:53,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 15:54:53,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606792929] [2022-12-13 15:54:53,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:54:53,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 15:54:53,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:54:53,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 15:54:53,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 15:54:54,000 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 74 out of 142 [2022-12-13 15:54:54,001 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 18 transitions, 39 flow. Second operand has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 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) [2022-12-13 15:54:54,001 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 15:54:54,001 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 74 of 142 [2022-12-13 15:54:54,002 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 15:54:54,028 INFO L130 PetriNetUnfolder]: 24/68 cut-off events. [2022-12-13 15:54:54,028 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:54,028 INFO L83 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 68 events. 24/68 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 212 event pairs, 24 based on Foata normal form. 0/57 useless extension candidates. Maximal degree in co-relation 124. Up to 61 conditions per place. [2022-12-13 15:54:54,029 INFO L137 encePairwiseOnDemand]: 140/142 looper letters, 12 selfloop transitions, 0 changer transitions 0/16 dead transitions. [2022-12-13 15:54:54,030 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 16 transitions, 59 flow [2022-12-13 15:54:54,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 15:54:54,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 15:54:54,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 162 transitions. [2022-12-13 15:54:54,038 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5704225352112676 [2022-12-13 15:54:54,039 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 162 transitions. [2022-12-13 15:54:54,039 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 162 transitions. [2022-12-13 15:54:54,040 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 15:54:54,042 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 162 transitions. [2022-12-13 15:54:54,043 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 81.0) internal successors, (162), 2 states have internal predecessors, (162), 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) [2022-12-13 15:54:54,046 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 142.0) internal successors, (426), 3 states have internal predecessors, (426), 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) [2022-12-13 15:54:54,046 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 142.0) internal successors, (426), 3 states have internal predecessors, (426), 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) [2022-12-13 15:54:54,048 INFO L175 Difference]: Start difference. First operand has 22 places, 18 transitions, 39 flow. Second operand 2 states and 162 transitions. [2022-12-13 15:54:54,049 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 16 transitions, 59 flow [2022-12-13 15:54:54,050 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 16 transitions, 58 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 15:54:54,051 INFO L231 Difference]: Finished difference. Result has 20 places, 16 transitions, 34 flow [2022-12-13 15:54:54,052 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=34, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=16, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=34, PETRI_PLACES=20, PETRI_TRANSITIONS=16} [2022-12-13 15:54:54,055 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -2 predicate places. [2022-12-13 15:54:54,055 INFO L495 AbstractCegarLoop]: Abstraction has has 20 places, 16 transitions, 34 flow [2022-12-13 15:54:54,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 74.5) internal successors, (149), 2 states have internal predecessors, (149), 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) [2022-12-13 15:54:54,056 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 15:54:54,056 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1] [2022-12-13 15:54:54,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 15:54:54,056 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (and 2 more)] === [2022-12-13 15:54:54,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:54:54,057 INFO L85 PathProgramCache]: Analyzing trace with hash 254752802, now seen corresponding path program 1 times [2022-12-13 15:54:54,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:54:54,057 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682874396] [2022-12-13 15:54:54,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:54:54,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:54:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:54:54,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:54:54,188 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:54:54,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682874396] [2022-12-13 15:54:54,188 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682874396] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:54:54,188 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:54:54,188 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 15:54:54,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899311236] [2022-12-13 15:54:54,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:54:54,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 15:54:54,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:54:54,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 15:54:54,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 15:54:54,196 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 71 out of 142 [2022-12-13 15:54:54,197 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 16 transitions, 34 flow. Second operand has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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) [2022-12-13 15:54:54,197 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 15:54:54,197 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 71 of 142 [2022-12-13 15:54:54,197 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 15:54:54,229 INFO L130 PetriNetUnfolder]: 31/88 cut-off events. [2022-12-13 15:54:54,229 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:54,229 INFO L83 FinitePrefix]: Finished finitePrefix Result has 171 conditions, 88 events. 31/88 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 272 event pairs, 21 based on Foata normal form. 0/85 useless extension candidates. Maximal degree in co-relation 168. Up to 53 conditions per place. [2022-12-13 15:54:54,230 INFO L137 encePairwiseOnDemand]: 138/142 looper letters, 16 selfloop transitions, 3 changer transitions 0/21 dead transitions. [2022-12-13 15:54:54,230 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 21 transitions, 82 flow [2022-12-13 15:54:54,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 15:54:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 15:54:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 233 transitions. [2022-12-13 15:54:54,231 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5469483568075117 [2022-12-13 15:54:54,232 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 233 transitions. [2022-12-13 15:54:54,232 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 233 transitions. [2022-12-13 15:54:54,232 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 15:54:54,232 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 233 transitions. [2022-12-13 15:54:54,233 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 77.66666666666667) internal successors, (233), 3 states have internal predecessors, (233), 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) [2022-12-13 15:54:54,234 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,234 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,234 INFO L175 Difference]: Start difference. First operand has 20 places, 16 transitions, 34 flow. Second operand 3 states and 233 transitions. [2022-12-13 15:54:54,234 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 21 transitions, 82 flow [2022-12-13 15:54:54,235 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 21 transitions, 82 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 15:54:54,235 INFO L231 Difference]: Finished difference. Result has 23 places, 16 transitions, 45 flow [2022-12-13 15:54:54,235 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=34, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=45, PETRI_PLACES=23, PETRI_TRANSITIONS=16} [2022-12-13 15:54:54,236 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, 1 predicate places. [2022-12-13 15:54:54,236 INFO L495 AbstractCegarLoop]: Abstraction has has 23 places, 16 transitions, 45 flow [2022-12-13 15:54:54,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.66666666666667) internal successors, (218), 3 states have internal predecessors, (218), 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) [2022-12-13 15:54:54,236 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 15:54:54,237 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:54:54,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 15:54:54,237 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (and 2 more)] === [2022-12-13 15:54:54,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:54:54,237 INFO L85 PathProgramCache]: Analyzing trace with hash 4299764, now seen corresponding path program 1 times [2022-12-13 15:54:54,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:54:54,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747003647] [2022-12-13 15:54:54,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:54:54,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:54:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:54:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:54:54,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:54:54,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747003647] [2022-12-13 15:54:54,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747003647] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:54:54,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:54:54,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 15:54:54,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620324081] [2022-12-13 15:54:54,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:54:54,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 15:54:54,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:54:54,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 15:54:54,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 15:54:54,368 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 70 out of 142 [2022-12-13 15:54:54,369 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 16 transitions, 45 flow. Second operand has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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) [2022-12-13 15:54:54,369 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 15:54:54,369 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 70 of 142 [2022-12-13 15:54:54,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 15:54:54,393 INFO L130 PetriNetUnfolder]: 17/56 cut-off events. [2022-12-13 15:54:54,393 INFO L131 PetriNetUnfolder]: For 4/5 co-relation queries the response was YES. [2022-12-13 15:54:54,393 INFO L83 FinitePrefix]: Finished finitePrefix Result has 119 conditions, 56 events. 17/56 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 158 event pairs, 17 based on Foata normal form. 5/57 useless extension candidates. Maximal degree in co-relation 114. Up to 46 conditions per place. [2022-12-13 15:54:54,394 INFO L137 encePairwiseOnDemand]: 140/142 looper letters, 8 selfloop transitions, 1 changer transitions 2/15 dead transitions. [2022-12-13 15:54:54,394 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 15 transitions, 65 flow [2022-12-13 15:54:54,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 15:54:54,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 15:54:54,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 222 transitions. [2022-12-13 15:54:54,396 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5211267605633803 [2022-12-13 15:54:54,396 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 222 transitions. [2022-12-13 15:54:54,396 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 222 transitions. [2022-12-13 15:54:54,397 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 15:54:54,397 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 222 transitions. [2022-12-13 15:54:54,398 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-12-13 15:54:54,400 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,400 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,400 INFO L175 Difference]: Start difference. First operand has 23 places, 16 transitions, 45 flow. Second operand 3 states and 222 transitions. [2022-12-13 15:54:54,400 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 15 transitions, 65 flow [2022-12-13 15:54:54,401 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 15 transitions, 59 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 15:54:54,401 INFO L231 Difference]: Finished difference. Result has 22 places, 13 transitions, 35 flow [2022-12-13 15:54:54,401 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=37, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=35, PETRI_PLACES=22, PETRI_TRANSITIONS=13} [2022-12-13 15:54:54,402 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, 0 predicate places. [2022-12-13 15:54:54,402 INFO L495 AbstractCegarLoop]: Abstraction has has 22 places, 13 transitions, 35 flow [2022-12-13 15:54:54,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 72.33333333333333) internal successors, (217), 3 states have internal predecessors, (217), 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) [2022-12-13 15:54:54,403 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 15:54:54,403 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:54:54,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 15:54:54,403 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (and 2 more)] === [2022-12-13 15:54:54,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:54:54,404 INFO L85 PathProgramCache]: Analyzing trace with hash -812544710, now seen corresponding path program 1 times [2022-12-13 15:54:54,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:54:54,404 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143821228] [2022-12-13 15:54:54,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:54:54,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:54:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:54:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:54:54,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:54:54,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143821228] [2022-12-13 15:54:54,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143821228] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:54:54,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:54:54,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 15:54:54,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728101796] [2022-12-13 15:54:54,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:54:54,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 15:54:54,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:54:54,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 15:54:54,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 15:54:54,481 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 142 [2022-12-13 15:54:54,481 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 13 transitions, 35 flow. Second operand has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-12-13 15:54:54,482 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 15:54:54,482 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 142 [2022-12-13 15:54:54,482 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 15:54:54,509 INFO L130 PetriNetUnfolder]: 3/26 cut-off events. [2022-12-13 15:54:54,509 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 15:54:54,510 INFO L83 FinitePrefix]: Finished finitePrefix Result has 60 conditions, 26 events. 3/26 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 28 event pairs, 0 based on Foata normal form. 7/33 useless extension candidates. Maximal degree in co-relation 55. Up to 15 conditions per place. [2022-12-13 15:54:54,510 INFO L137 encePairwiseOnDemand]: 136/142 looper letters, 5 selfloop transitions, 3 changer transitions 7/16 dead transitions. [2022-12-13 15:54:54,510 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 22 places, 16 transitions, 69 flow [2022-12-13 15:54:54,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 15:54:54,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 15:54:54,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 212 transitions. [2022-12-13 15:54:54,512 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.49765258215962443 [2022-12-13 15:54:54,512 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 212 transitions. [2022-12-13 15:54:54,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 212 transitions. [2022-12-13 15:54:54,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 15:54:54,512 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 212 transitions. [2022-12-13 15:54:54,513 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 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) [2022-12-13 15:54:54,514 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,514 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 142.0) internal successors, (568), 4 states have internal predecessors, (568), 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) [2022-12-13 15:54:54,514 INFO L175 Difference]: Start difference. First operand has 22 places, 13 transitions, 35 flow. Second operand 3 states and 212 transitions. [2022-12-13 15:54:54,514 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 22 places, 16 transitions, 69 flow [2022-12-13 15:54:54,515 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 21 places, 16 transitions, 68 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 15:54:54,515 INFO L231 Difference]: Finished difference. Result has 21 places, 9 transitions, 31 flow [2022-12-13 15:54:54,515 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=34, PETRI_DIFFERENCE_MINUEND_PLACES=19, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=13, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=31, PETRI_PLACES=21, PETRI_TRANSITIONS=9} [2022-12-13 15:54:54,515 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -1 predicate places. [2022-12-13 15:54:54,516 INFO L495 AbstractCegarLoop]: Abstraction has has 21 places, 9 transitions, 31 flow [2022-12-13 15:54:54,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.33333333333333) internal successors, (202), 3 states have internal predecessors, (202), 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) [2022-12-13 15:54:54,516 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 15:54:54,516 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 15:54:54,516 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 15:54:54,517 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (and 2 more)] === [2022-12-13 15:54:54,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 15:54:54,517 INFO L85 PathProgramCache]: Analyzing trace with hash 224467531, now seen corresponding path program 1 times [2022-12-13 15:54:54,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 15:54:54,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519990956] [2022-12-13 15:54:54,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 15:54:54,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 15:54:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 15:54:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 15:54:54,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 15:54:54,673 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519990956] [2022-12-13 15:54:54,673 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519990956] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 15:54:54,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 15:54:54,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 15:54:54,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817637231] [2022-12-13 15:54:54,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 15:54:54,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 15:54:54,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 15:54:54,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 15:54:54,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 15:54:54,767 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 59 out of 142 [2022-12-13 15:54:54,768 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 21 places, 9 transitions, 31 flow. Second operand has 7 states, 7 states have (on average 60.285714285714285) internal successors, (422), 7 states have internal predecessors, (422), 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) [2022-12-13 15:54:54,768 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 15:54:54,768 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 59 of 142 [2022-12-13 15:54:54,768 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 15:54:54,804 INFO L130 PetriNetUnfolder]: 1/11 cut-off events. [2022-12-13 15:54:54,804 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 15:54:54,804 INFO L83 FinitePrefix]: Finished finitePrefix Result has 36 conditions, 11 events. 1/11 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 9 event pairs, 0 based on Foata normal form. 3/14 useless extension candidates. Maximal degree in co-relation 31. Up to 5 conditions per place. [2022-12-13 15:54:54,805 INFO L137 encePairwiseOnDemand]: 138/142 looper letters, 0 selfloop transitions, 0 changer transitions 10/10 dead transitions. [2022-12-13 15:54:54,805 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 10 transitions, 55 flow [2022-12-13 15:54:54,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 15:54:54,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2022-12-13 15:54:54,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 308 transitions. [2022-12-13 15:54:54,806 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.43380281690140843 [2022-12-13 15:54:54,806 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 308 transitions. [2022-12-13 15:54:54,806 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 308 transitions. [2022-12-13 15:54:54,807 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 15:54:54,807 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 308 transitions. [2022-12-13 15:54:54,808 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 61.6) internal successors, (308), 5 states have internal predecessors, (308), 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) [2022-12-13 15:54:54,811 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 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) [2022-12-13 15:54:54,811 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 142.0) internal successors, (852), 6 states have internal predecessors, (852), 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) [2022-12-13 15:54:54,811 INFO L175 Difference]: Start difference. First operand has 21 places, 9 transitions, 31 flow. Second operand 5 states and 308 transitions. [2022-12-13 15:54:54,811 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 10 transitions, 55 flow [2022-12-13 15:54:54,812 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 18 places, 10 transitions, 48 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 15:54:54,812 INFO L231 Difference]: Finished difference. Result has 18 places, 0 transitions, 0 flow [2022-12-13 15:54:54,812 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=142, PETRI_DIFFERENCE_MINUEND_FLOW=22, PETRI_DIFFERENCE_MINUEND_PLACES=14, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=8, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=8, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=0, PETRI_PLACES=18, PETRI_TRANSITIONS=0} [2022-12-13 15:54:54,813 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -4 predicate places. [2022-12-13 15:54:54,813 INFO L495 AbstractCegarLoop]: Abstraction has has 18 places, 0 transitions, 0 flow [2022-12-13 15:54:54,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 60.285714285714285) internal successors, (422), 7 states have internal predecessors, (422), 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) [2022-12-13 15:54:54,815 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 5 remaining) [2022-12-13 15:54:54,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 5 remaining) [2022-12-13 15:54:54,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK (2 of 5 remaining) [2022-12-13 15:54:54,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK (1 of 5 remaining) [2022-12-13 15:54:54,816 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2022-12-13 15:54:54,816 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 15:54:54,817 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-13 15:54:54,820 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 15:54:54,820 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 15:54:54,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 03:54:54 BasicIcfg [2022-12-13 15:54:54,823 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 15:54:54,823 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 15:54:54,823 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 15:54:54,823 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 15:54:54,824 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:54:51" (3/4) ... [2022-12-13 15:54:54,826 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 15:54:54,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-12-13 15:54:54,833 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-12-13 15:54:54,833 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-13 15:54:54,833 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 15:54:54,833 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 15:54:54,856 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 15:54:54,856 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 15:54:54,857 INFO L158 Benchmark]: Toolchain (without parser) took 3659.62ms. Allocated memory is still 153.1MB. Free memory was 124.2MB in the beginning and 87.9MB in the end (delta: 36.3MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,857 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory was 70.9MB in the beginning and 70.8MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:54:54,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.78ms. Allocated memory is still 153.1MB. Free memory was 123.6MB in the beginning and 104.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.44ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 103.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,858 INFO L158 Benchmark]: Boogie Preprocessor took 16.15ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 101.8MB in the end (delta: 808.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,858 INFO L158 Benchmark]: RCFGBuilder took 299.75ms. Allocated memory is still 153.1MB. Free memory was 101.8MB in the beginning and 88.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,858 INFO L158 Benchmark]: TraceAbstraction took 2991.24ms. Allocated memory is still 153.1MB. Free memory was 87.9MB in the beginning and 91.0MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 15:54:54,859 INFO L158 Benchmark]: Witness Printer took 33.05ms. Allocated memory is still 153.1MB. Free memory was 91.0MB in the beginning and 87.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 15:54:54,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory was 70.9MB in the beginning and 70.8MB in the end (delta: 77.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.78ms. Allocated memory is still 153.1MB. Free memory was 123.6MB in the beginning and 104.6MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.44ms. Allocated memory is still 153.1MB. Free memory was 104.6MB in the beginning and 103.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.15ms. Allocated memory is still 153.1MB. Free memory was 102.6MB in the beginning and 101.8MB in the end (delta: 808.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 299.75ms. Allocated memory is still 153.1MB. Free memory was 101.8MB in the beginning and 88.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 2991.24ms. Allocated memory is still 153.1MB. Free memory was 87.9MB in the beginning and 91.0MB in the end (delta: -3.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 33.05ms. Allocated memory is still 153.1MB. Free memory was 91.0MB in the beginning and 87.9MB in the end (delta: 3.1MB). 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: 1.9s, 74 PlacesBefore, 22 PlacesAfterwards, 71 TransitionsBefore, 18 TransitionsAfterwards, 616 CoEnabledTransitionPairs, 6 FixpointIterations, 39 TrivialSequentialCompositions, 21 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 4 ConcurrentYvCompositions, 1 ChoiceCompositions, 65 TotalNumberOfCompositions, 1658 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 681, independent: 536, independent conditional: 0, independent unconditional: 536, dependent: 145, dependent conditional: 0, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 333, independent: 300, independent conditional: 0, independent unconditional: 300, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 681, independent: 236, independent conditional: 0, independent unconditional: 236, dependent: 112, dependent conditional: 0, dependent unconditional: 112, unknown: 333, unknown conditional: 0, unknown unconditional: 333] , Statistics on independence cache: Total cache size (in pairs): 23, Positive cache size: 11, Positive conditional cache size: 0, Positive unconditional cache size: 11, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 19]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 695]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 93 locations, 5 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: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 196 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 109 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 18 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 306 IncrementalHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 3 mSDtfsCounter, 306 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=45occurred in iteration=2, InterpolantAutomatonStates: 16, 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, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 25 ConstructedInterpolants, 0 QuantifiedInterpolants, 158 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 15:54:54,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c9ad151-e148-4bfb-a0bb-9197cf936495/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE