./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_03-priv_inv.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_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/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_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_03-priv_inv.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/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_bfe918a3-5a2c-4b24-897b-c4648275ce20/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 f20707f1105ba10067156ebf4074b2c6b4682bff1e09b23f43a3f8b7604511aa --- 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 19:15:31,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:15:31,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:15:31,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:15:31,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:15:31,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:15:31,465 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:15:31,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:15:31,467 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:15:31,468 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:15:31,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:15:31,470 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:15:31,470 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:15:31,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:15:31,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:15:31,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:15:31,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:15:31,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:15:31,474 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:15:31,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:15:31,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:15:31,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:15:31,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:15:31,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:15:31,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:15:31,482 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:15:31,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:15:31,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:15:31,483 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:15:31,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:15:31,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:15:31,484 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:15:31,485 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:15:31,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:15:31,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:15:31,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:15:31,486 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:15:31,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:15:31,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:15:31,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:15:31,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:15:31,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-12-13 19:15:31,504 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:15:31,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:15:31,504 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:15:31,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:15:31,505 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 19:15:31,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 19:15:31,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:15:31,505 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:15:31,505 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:15:31,506 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 19:15:31,506 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:15:31,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 19:15:31,507 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:15:31,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 19:15:31,508 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 19:15:31,508 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_bfe918a3-5a2c-4b24-897b-c4648275ce20/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f20707f1105ba10067156ebf4074b2c6b4682bff1e09b23f43a3f8b7604511aa [2022-12-13 19:15:31,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:15:31,715 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:15:31,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:15:31,718 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:15:31,718 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:15:31,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/13-privatized_03-priv_inv.i [2022-12-13 19:15:34,214 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:15:34,407 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:15:34,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/sv-benchmarks/c/goblint-regression/13-privatized_03-priv_inv.i [2022-12-13 19:15:34,417 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/data/4628d7956/ff651d0fcbee48aaa33e38e232983595/FLAG140897a99 [2022-12-13 19:15:34,785 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/data/4628d7956/ff651d0fcbee48aaa33e38e232983595 [2022-12-13 19:15:34,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:15:34,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:15:34,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:15:34,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:15:34,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:15:34,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:15:34" (1/1) ... [2022-12-13 19:15:34,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3acb7ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:34, skipping insertion in model container [2022-12-13 19:15:34,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:15:34" (1/1) ... [2022-12-13 19:15:34,809 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:15:34,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:15:35,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:15:35,041 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:15:35,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:15:35,096 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:15:35,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35 WrapperNode [2022-12-13 19:15:35,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:15:35,097 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:15:35,097 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:15:35,097 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:15:35,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,130 INFO L138 Inliner]: procedures = 165, calls = 34, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 66 [2022-12-13 19:15:35,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:15:35,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:15:35,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:15:35,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:15:35,138 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,150 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:15:35,151 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:15:35,151 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:15:35,151 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:15:35,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (1/1) ... [2022-12-13 19:15:35,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 19:15:35,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:15:35,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 19:15:35,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 19:15:35,215 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:15:35,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:15:35,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:15:35,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:15:35,217 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 19:15:35,320 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:15:35,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:15:35,486 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:15:35,492 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:15:35,492 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 19:15:35,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:15:35 BoogieIcfgContainer [2022-12-13 19:15:35,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:15:35,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 19:15:35,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 19:15:35,499 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 19:15:35,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:15:34" (1/3) ... [2022-12-13 19:15:35,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b72e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:15:35, skipping insertion in model container [2022-12-13 19:15:35,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:15:35" (2/3) ... [2022-12-13 19:15:35,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b72e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:15:35, skipping insertion in model container [2022-12-13 19:15:35,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:15:35" (3/3) ... [2022-12-13 19:15:35,509 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_03-priv_inv.i [2022-12-13 19:15:35,539 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 19:15:35,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2022-12-13 19:15:35,540 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 19:15:35,592 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-12-13 19:15:35,620 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 93 places, 92 transitions, 192 flow [2022-12-13 19:15:35,655 INFO L130 PetriNetUnfolder]: 3/91 cut-off events. [2022-12-13 19:15:35,656 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:15:35,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 91 events. 3/91 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 54 event pairs, 0 based on Foata normal form. 0/83 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2022-12-13 19:15:35,660 INFO L82 GeneralOperation]: Start removeDead. Operand has 93 places, 92 transitions, 192 flow [2022-12-13 19:15:35,663 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 87 places, 86 transitions, 178 flow [2022-12-13 19:15:35,666 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 19:15:35,676 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 87 places, 86 transitions, 178 flow [2022-12-13 19:15:35,678 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 87 places, 86 transitions, 178 flow [2022-12-13 19:15:35,679 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 87 places, 86 transitions, 178 flow [2022-12-13 19:15:35,697 INFO L130 PetriNetUnfolder]: 3/86 cut-off events. [2022-12-13 19:15:35,697 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:15:35,697 INFO L83 FinitePrefix]: Finished finitePrefix Result has 91 conditions, 86 events. 3/86 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 53 event pairs, 0 based on Foata normal form. 0/79 useless extension candidates. Maximal degree in co-relation 54. Up to 2 conditions per place. [2022-12-13 19:15:35,698 INFO L119 LiptonReduction]: Number of co-enabled transitions 308 [2022-12-13 19:15:38,496 INFO L134 LiptonReduction]: Checked pairs total: 1307 [2022-12-13 19:15:38,497 INFO L136 LiptonReduction]: Total number of compositions: 82 [2022-12-13 19:15:38,512 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 19:15:38,518 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;@232d5919, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 19:15:38,518 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-12-13 19:15:38,519 INFO L130 PetriNetUnfolder]: 0/0 cut-off events. [2022-12-13 19:15:38,519 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:15:38,519 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:15:38,520 INFO L209 CegarLoopForPetriNet]: trace histogram [1] [2022-12-13 19:15:38,520 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2022-12-13 19:15:38,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:15:38,525 INFO L85 PathProgramCache]: Analyzing trace with hash 319, now seen corresponding path program 1 times [2022-12-13 19:15:38,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:15:38,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306300034] [2022-12-13 19:15:38,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:15:38,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:15:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:15:38,606 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 19:15:38,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:15:38,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306300034] [2022-12-13 19:15:38,607 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306300034] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:15:38,607 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:15:38,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2022-12-13 19:15:38,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724493679] [2022-12-13 19:15:38,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:15:38,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 19:15:38,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:15:38,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 19:15:38,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 19:15:38,631 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 88 out of 174 [2022-12-13 19:15:38,632 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 22 places, 20 transitions, 46 flow. Second operand has 2 states, 2 states have (on average 88.5) internal successors, (177), 2 states have internal predecessors, (177), 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 19:15:38,633 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:15:38,633 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 88 of 174 [2022-12-13 19:15:38,633 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:15:38,669 INFO L130 PetriNetUnfolder]: 26/69 cut-off events. [2022-12-13 19:15:38,669 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-12-13 19:15:38,670 INFO L83 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 69 events. 26/69 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 198 event pairs, 20 based on Foata normal form. 5/56 useless extension candidates. Maximal degree in co-relation 120. Up to 60 conditions per place. [2022-12-13 19:15:38,671 INFO L137 encePairwiseOnDemand]: 171/174 looper letters, 14 selfloop transitions, 0 changer transitions 0/17 dead transitions. [2022-12-13 19:15:38,671 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 17 transitions, 68 flow [2022-12-13 19:15:38,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 19:15:38,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-12-13 19:15:38,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 193 transitions. [2022-12-13 19:15:38,681 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5545977011494253 [2022-12-13 19:15:38,681 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 193 transitions. [2022-12-13 19:15:38,682 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 193 transitions. [2022-12-13 19:15:38,683 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:15:38,684 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 193 transitions. [2022-12-13 19:15:38,686 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 96.5) internal successors, (193), 2 states have internal predecessors, (193), 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 19:15:38,689 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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 19:15:38,690 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 174.0) internal successors, (522), 3 states have internal predecessors, (522), 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 19:15:38,691 INFO L175 Difference]: Start difference. First operand has 22 places, 20 transitions, 46 flow. Second operand 2 states and 193 transitions. [2022-12-13 19:15:38,692 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 17 transitions, 68 flow [2022-12-13 19:15:38,694 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 17 transitions, 64 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 19:15:38,694 INFO L231 Difference]: Finished difference. Result has 19 places, 17 transitions, 36 flow [2022-12-13 19:15:38,696 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=36, PETRI_DIFFERENCE_MINUEND_PLACES=18, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=17, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=17, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=36, PETRI_PLACES=19, PETRI_TRANSITIONS=17} [2022-12-13 19:15:38,699 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -3 predicate places. [2022-12-13 19:15:38,699 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 17 transitions, 36 flow [2022-12-13 19:15:38,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 88.5) internal successors, (177), 2 states have internal predecessors, (177), 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 19:15:38,699 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:15:38,699 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:15:38,699 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 19:15:38,700 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2022-12-13 19:15:38,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:15:38,700 INFO L85 PathProgramCache]: Analyzing trace with hash 602794972, now seen corresponding path program 1 times [2022-12-13 19:15:38,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:15:38,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110594426] [2022-12-13 19:15:38,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:15:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:15:38,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:15:38,805 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 19:15:38,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:15:38,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110594426] [2022-12-13 19:15:38,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110594426] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:15:38,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:15:38,806 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 19:15:38,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383359354] [2022-12-13 19:15:38,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:15:38,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:15:38,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:15:38,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:15:38,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:15:38,836 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 81 out of 174 [2022-12-13 19:15:38,837 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 17 transitions, 36 flow. Second operand has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 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 19:15:38,837 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:15:38,837 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 81 of 174 [2022-12-13 19:15:38,837 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:15:38,868 INFO L130 PetriNetUnfolder]: 21/59 cut-off events. [2022-12-13 19:15:38,868 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:15:38,869 INFO L83 FinitePrefix]: Finished finitePrefix Result has 112 conditions, 59 events. 21/59 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 156 event pairs, 16 based on Foata normal form. 0/47 useless extension candidates. Maximal degree in co-relation 109. Up to 48 conditions per place. [2022-12-13 19:15:38,870 INFO L137 encePairwiseOnDemand]: 171/174 looper letters, 11 selfloop transitions, 2 changer transitions 0/16 dead transitions. [2022-12-13 19:15:38,870 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 16 transitions, 60 flow [2022-12-13 19:15:38,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:15:38,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:15:38,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 257 transitions. [2022-12-13 19:15:38,872 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.49233716475095785 [2022-12-13 19:15:38,872 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 257 transitions. [2022-12-13 19:15:38,872 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 257 transitions. [2022-12-13 19:15:38,872 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:15:38,872 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 257 transitions. [2022-12-13 19:15:38,873 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 85.66666666666667) internal successors, (257), 3 states have internal predecessors, (257), 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 19:15:38,874 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:38,875 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:38,875 INFO L175 Difference]: Start difference. First operand has 19 places, 17 transitions, 36 flow. Second operand 3 states and 257 transitions. [2022-12-13 19:15:38,875 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 16 transitions, 60 flow [2022-12-13 19:15:38,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 20 places, 16 transitions, 60 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-12-13 19:15:38,875 INFO L231 Difference]: Finished difference. Result has 20 places, 16 transitions, 38 flow [2022-12-13 19:15:38,876 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=34, PETRI_DIFFERENCE_MINUEND_PLACES=18, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=38, PETRI_PLACES=20, PETRI_TRANSITIONS=16} [2022-12-13 19:15:38,876 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -2 predicate places. [2022-12-13 19:15:38,876 INFO L495 AbstractCegarLoop]: Abstraction has has 20 places, 16 transitions, 38 flow [2022-12-13 19:15:38,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.66666666666667) internal successors, (248), 3 states have internal predecessors, (248), 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 19:15:38,877 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:15:38,877 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:15:38,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 19:15:38,877 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2022-12-13 19:15:38,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:15:38,877 INFO L85 PathProgramCache]: Analyzing trace with hash 602794971, now seen corresponding path program 1 times [2022-12-13 19:15:38,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:15:38,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1533112151] [2022-12-13 19:15:38,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:15:38,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:15:38,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:15:38,948 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 19:15:38,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:15:38,948 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1533112151] [2022-12-13 19:15:38,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1533112151] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:15:38,949 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:15:38,949 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 19:15:38,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695236895] [2022-12-13 19:15:38,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:15:38,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:15:38,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:15:38,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:15:38,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:15:38,980 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 80 out of 174 [2022-12-13 19:15:38,981 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 20 places, 16 transitions, 38 flow. Second operand has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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 19:15:38,981 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:15:38,981 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 80 of 174 [2022-12-13 19:15:38,981 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:15:39,005 INFO L130 PetriNetUnfolder]: 16/49 cut-off events. [2022-12-13 19:15:39,005 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:15:39,006 INFO L83 FinitePrefix]: Finished finitePrefix Result has 95 conditions, 49 events. 16/49 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 119 event pairs, 12 based on Foata normal form. 0/43 useless extension candidates. Maximal degree in co-relation 91. Up to 38 conditions per place. [2022-12-13 19:15:39,006 INFO L137 encePairwiseOnDemand]: 171/174 looper letters, 10 selfloop transitions, 2 changer transitions 0/15 dead transitions. [2022-12-13 19:15:39,006 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 15 transitions, 60 flow [2022-12-13 19:15:39,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:15:39,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:15:39,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 253 transitions. [2022-12-13 19:15:39,007 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.4846743295019157 [2022-12-13 19:15:39,008 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 253 transitions. [2022-12-13 19:15:39,008 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 253 transitions. [2022-12-13 19:15:39,008 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:15:39,008 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 253 transitions. [2022-12-13 19:15:39,008 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 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 19:15:39,009 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,015 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,015 INFO L175 Difference]: Start difference. First operand has 20 places, 16 transitions, 38 flow. Second operand 3 states and 253 transitions. [2022-12-13 19:15:39,015 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 15 transitions, 60 flow [2022-12-13 19:15:39,016 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 15 transitions, 56 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 19:15:39,016 INFO L231 Difference]: Finished difference. Result has 19 places, 15 transitions, 36 flow [2022-12-13 19:15:39,016 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=36, PETRI_PLACES=19, PETRI_TRANSITIONS=15} [2022-12-13 19:15:39,017 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -3 predicate places. [2022-12-13 19:15:39,017 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 15 transitions, 36 flow [2022-12-13 19:15:39,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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 19:15:39,017 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:15:39,017 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:15:39,017 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 19:15:39,017 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2022-12-13 19:15:39,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:15:39,018 INFO L85 PathProgramCache]: Analyzing trace with hash -147339937, now seen corresponding path program 1 times [2022-12-13 19:15:39,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:15:39,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193419155] [2022-12-13 19:15:39,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:15:39,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:15:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:15:39,099 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 19:15:39,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:15:39,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193419155] [2022-12-13 19:15:39,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193419155] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:15:39,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:15:39,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:15:39,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253210265] [2022-12-13 19:15:39,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:15:39,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:15:39,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:15:39,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:15:39,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:15:39,118 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 82 out of 174 [2022-12-13 19:15:39,119 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 15 transitions, 36 flow. Second operand has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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 19:15:39,119 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:15:39,119 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 82 of 174 [2022-12-13 19:15:39,119 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:15:39,147 INFO L130 PetriNetUnfolder]: 6/33 cut-off events. [2022-12-13 19:15:39,147 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-12-13 19:15:39,147 INFO L83 FinitePrefix]: Finished finitePrefix Result has 67 conditions, 33 events. 6/33 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 50 event pairs, 2 based on Foata normal form. 5/36 useless extension candidates. Maximal degree in co-relation 63. Up to 14 conditions per place. [2022-12-13 19:15:39,148 INFO L137 encePairwiseOnDemand]: 169/174 looper letters, 9 selfloop transitions, 5 changer transitions 0/16 dead transitions. [2022-12-13 19:15:39,148 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 21 places, 16 transitions, 66 flow [2022-12-13 19:15:39,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:15:39,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:15:39,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 262 transitions. [2022-12-13 19:15:39,149 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5019157088122606 [2022-12-13 19:15:39,149 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 262 transitions. [2022-12-13 19:15:39,149 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 262 transitions. [2022-12-13 19:15:39,149 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:15:39,149 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 262 transitions. [2022-12-13 19:15:39,150 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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 19:15:39,151 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,151 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,151 INFO L175 Difference]: Start difference. First operand has 19 places, 15 transitions, 36 flow. Second operand 3 states and 262 transitions. [2022-12-13 19:15:39,151 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 21 places, 16 transitions, 66 flow [2022-12-13 19:15:39,152 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 16 transitions, 62 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-12-13 19:15:39,152 INFO L231 Difference]: Finished difference. Result has 19 places, 15 transitions, 42 flow [2022-12-13 19:15:39,152 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=32, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=15, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=10, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=42, PETRI_PLACES=19, PETRI_TRANSITIONS=15} [2022-12-13 19:15:39,153 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -3 predicate places. [2022-12-13 19:15:39,153 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 15 transitions, 42 flow [2022-12-13 19:15:39,153 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 85.33333333333333) internal successors, (256), 3 states have internal predecessors, (256), 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 19:15:39,153 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-12-13 19:15:39,153 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:15:39,153 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 19:15:39,153 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 3 more)] === [2022-12-13 19:15:39,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:15:39,154 INFO L85 PathProgramCache]: Analyzing trace with hash 54669333, now seen corresponding path program 2 times [2022-12-13 19:15:39,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:15:39,154 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371159901] [2022-12-13 19:15:39,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:15:39,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:15:39,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:15:39,241 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 19:15:39,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:15:39,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371159901] [2022-12-13 19:15:39,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371159901] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:15:39,242 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:15:39,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 19:15:39,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314748861] [2022-12-13 19:15:39,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:15:39,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 19:15:39,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:15:39,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:15:39,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:15:39,273 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 84 out of 174 [2022-12-13 19:15:39,274 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 19 places, 15 transitions, 42 flow. Second operand has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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 19:15:39,274 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-12-13 19:15:39,274 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 84 of 174 [2022-12-13 19:15:39,274 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-12-13 19:15:39,292 INFO L130 PetriNetUnfolder]: 6/32 cut-off events. [2022-12-13 19:15:39,292 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-12-13 19:15:39,293 INFO L83 FinitePrefix]: Finished finitePrefix Result has 73 conditions, 32 events. 6/32 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 52 event pairs, 2 based on Foata normal form. 1/31 useless extension candidates. Maximal degree in co-relation 69. Up to 24 conditions per place. [2022-12-13 19:15:39,293 INFO L137 encePairwiseOnDemand]: 172/174 looper letters, 0 selfloop transitions, 0 changer transitions 14/14 dead transitions. [2022-12-13 19:15:39,293 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 14 transitions, 62 flow [2022-12-13 19:15:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:15:39,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-12-13 19:15:39,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 264 transitions. [2022-12-13 19:15:39,295 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.5057471264367817 [2022-12-13 19:15:39,295 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 264 transitions. [2022-12-13 19:15:39,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 264 transitions. [2022-12-13 19:15:39,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:15:39,295 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 264 transitions. [2022-12-13 19:15:39,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 88.0) internal successors, (264), 3 states have internal predecessors, (264), 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 19:15:39,299 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,299 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 174.0) internal successors, (696), 4 states have internal predecessors, (696), 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 19:15:39,299 INFO L175 Difference]: Start difference. First operand has 19 places, 15 transitions, 42 flow. Second operand 3 states and 264 transitions. [2022-12-13 19:15:39,299 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 14 transitions, 62 flow [2022-12-13 19:15:39,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 14 transitions, 57 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-12-13 19:15:39,299 INFO L231 Difference]: Finished difference. Result has 19 places, 0 transitions, 0 flow [2022-12-13 19:15:39,300 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=174, PETRI_DIFFERENCE_MINUEND_FLOW=35, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=14, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=19, PETRI_TRANSITIONS=0} [2022-12-13 19:15:39,300 INFO L288 CegarLoopForPetriNet]: 22 programPoint places, -3 predicate places. [2022-12-13 19:15:39,300 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 0 transitions, 0 flow [2022-12-13 19:15:39,300 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 87.33333333333333) internal successors, (262), 3 states have internal predecessors, (262), 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 19:15:39,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 6 remaining) [2022-12-13 19:15:39,302 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 6 remaining) [2022-12-13 19:15:39,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 6 remaining) [2022-12-13 19:15:39,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 6 remaining) [2022-12-13 19:15:39,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK (1 of 6 remaining) [2022-12-13 19:15:39,303 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 6 remaining) [2022-12-13 19:15:39,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 19:15:39,303 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1] [2022-12-13 19:15:39,306 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 19:15:39,306 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 19:15:39,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:15:39 BasicIcfg [2022-12-13 19:15:39,308 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 19:15:39,309 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:15:39,309 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:15:39,309 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:15:39,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:15:35" (3/4) ... [2022-12-13 19:15:39,311 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 19:15:39,316 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-12-13 19:15:39,319 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-12-13 19:15:39,319 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-13 19:15:39,319 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-13 19:15:39,319 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 19:15:39,319 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-13 19:15:39,343 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 19:15:39,343 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:15:39,343 INFO L158 Benchmark]: Toolchain (without parser) took 4553.11ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 95.9MB in the beginning and 75.7MB in the end (delta: 20.1MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,344 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:15:39,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.30ms. Allocated memory is still 130.0MB. Free memory was 95.4MB in the beginning and 76.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.76ms. Allocated memory is still 130.0MB. Free memory was 76.5MB in the beginning and 74.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,344 INFO L158 Benchmark]: Boogie Preprocessor took 18.82ms. Allocated memory is still 130.0MB. Free memory was 74.5MB in the beginning and 72.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:15:39,345 INFO L158 Benchmark]: RCFGBuilder took 343.72ms. Allocated memory is still 130.0MB. Free memory was 72.8MB in the beginning and 59.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,345 INFO L158 Benchmark]: TraceAbstraction took 3812.39ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 58.2MB in the beginning and 77.8MB in the end (delta: -19.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,345 INFO L158 Benchmark]: Witness Printer took 34.20ms. Allocated memory is still 157.3MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:15:39,347 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 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.30ms. Allocated memory is still 130.0MB. Free memory was 95.4MB in the beginning and 76.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.76ms. Allocated memory is still 130.0MB. Free memory was 76.5MB in the beginning and 74.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.82ms. Allocated memory is still 130.0MB. Free memory was 74.5MB in the beginning and 72.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 343.72ms. Allocated memory is still 130.0MB. Free memory was 72.8MB in the beginning and 59.0MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3812.39ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 58.2MB in the beginning and 77.8MB in the end (delta: -19.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Witness Printer took 34.20ms. Allocated memory is still 157.3MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.8s, 87 PlacesBefore, 22 PlacesAfterwards, 86 TransitionsBefore, 20 TransitionsAfterwards, 308 CoEnabledTransitionPairs, 7 FixpointIterations, 63 TrivialSequentialCompositions, 14 ConcurrentSequentialCompositions, 2 TrivialYvCompositions, 2 ConcurrentYvCompositions, 1 ChoiceCompositions, 82 TotalNumberOfCompositions, 1307 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 598, independent: 454, independent conditional: 0, independent unconditional: 454, dependent: 144, dependent conditional: 0, dependent unconditional: 144, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 188, independent: 160, independent conditional: 0, independent unconditional: 160, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 598, independent: 294, independent conditional: 0, independent unconditional: 294, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 188, unknown conditional: 0, unknown unconditional: 188] , Statistics on independence cache: Total cache size (in pairs): 32, Positive cache size: 21, Positive conditional cache size: 0, Positive unconditional cache size: 21, 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: -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: -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: 702]: 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, 102 locations, 6 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: 3.7s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.9s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 178 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 67 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 20 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=46occurred in iteration=0, InterpolantAutomatonStates: 14, 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, 0.3s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 34 ConstructedInterpolants, 0 QuantifiedInterpolants, 197 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 5 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-12-13 19:15:39,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe918a3-5a2c-4b24-897b-c4648275ce20/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