./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 0e0057cc 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_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:31:20,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:31:20,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Termination-64bit-Automizer_Default.epf [2023-11-29 02:31:20,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:31:20,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:31:20,977 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:31:20,978 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:31:20,978 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:31:20,979 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:31:20,980 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:31:20,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:31:20,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:31:20,981 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:31:20,982 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-11-29 02:31:20,982 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-11-29 02:31:20,983 INFO L153 SettingsManager]: * Use old map elimination=false [2023-11-29 02:31:20,983 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2023-11-29 02:31:20,984 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2023-11-29 02:31:20,984 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-11-29 02:31:20,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:31:20,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-11-29 02:31:20,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:31:20,986 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:31:20,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-11-29 02:31:20,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-11-29 02:31:20,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-11-29 02:31:20,988 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 02:31:20,988 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:31:20,988 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-11-29 02:31:20,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:31:20,989 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:31:20,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:31:20,990 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:31:20,990 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:31:20,991 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-11-29 02:31:20,991 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b [2023-11-29 02:31:21,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:31:21,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:31:21,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:31:21,245 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:31:21,246 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:31:21,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2023-11-29 02:31:24,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:31:24,257 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:31:24,257 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2023-11-29 02:31:24,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/data/19dce086a/52edbfa583f64b27ba196f26db5f6bb9/FLAG5f106ca1c [2023-11-29 02:31:24,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/data/19dce086a/52edbfa583f64b27ba196f26db5f6bb9 [2023-11-29 02:31:24,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:31:24,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:31:24,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:31:24,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:31:24,598 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:31:24,599 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,600 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa634a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24, skipping insertion in model container [2023-11-29 02:31:24,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,640 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:31:24,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:31:24,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:31:24,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:31:24,944 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:31:24,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24 WrapperNode [2023-11-29 02:31:24,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:31:24,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:31:24,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:31:24,946 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:31:24,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,984 INFO L138 Inliner]: procedures = 111, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2023-11-29 02:31:24,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:31:24,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:31:24,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:31:24,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:31:24,993 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:24,997 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,010 INFO L175 MemorySlicer]: Split 12 memory accesses to 3 slices as follows [5, 4, 3]. 42 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0, 0]. The 5 writes are split as follows [2, 2, 1]. [2023-11-29 02:31:25,010 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,011 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,017 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,023 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,024 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,027 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:31:25,028 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:31:25,028 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:31:25,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:31:25,029 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (1/1) ... [2023-11-29 02:31:25,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:25,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:25,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:25,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2023-11-29 02:31:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 02:31:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 02:31:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 02:31:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 02:31:25,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 02:31:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 02:31:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 02:31:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 02:31:25,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:31:25,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:31:25,188 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:31:25,190 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:31:25,314 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:31:25,322 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:31:25,322 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:31:25,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:31:25 BoogieIcfgContainer [2023-11-29 02:31:25,324 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:31:25,325 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-11-29 02:31:25,325 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-11-29 02:31:25,329 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-11-29 02:31:25,330 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:31:25,330 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 29.11 02:31:24" (1/3) ... [2023-11-29 02:31:25,331 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e9c3971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:31:25, skipping insertion in model container [2023-11-29 02:31:25,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:31:25,332 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:31:24" (2/3) ... [2023-11-29 02:31:25,332 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7e9c3971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 29.11 02:31:25, skipping insertion in model container [2023-11-29 02:31:25,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-11-29 02:31:25,333 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:31:25" (3/3) ... [2023-11-29 02:31:25,334 INFO L332 chiAutomizerObserver]: Analyzing ICFG java_AG313-alloca.i [2023-11-29 02:31:25,386 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-11-29 02:31:25,387 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-11-29 02:31:25,387 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-11-29 02:31:25,387 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-11-29 02:31:25,387 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-11-29 02:31:25,387 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-11-29 02:31:25,387 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-11-29 02:31:25,387 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-11-29 02:31:25,391 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:25,406 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 02:31:25,407 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:31:25,407 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:31:25,412 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 02:31:25,412 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 02:31:25,412 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2023-11-29 02:31:25,413 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:25,414 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 02:31:25,414 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:31:25,414 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:31:25,415 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 02:31:25,415 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 02:31:25,424 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_quot } true;quot_#in~x#1, quot_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc quot_#res#1;havoc quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset, quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset, quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset, quot_#t~mem5#1, quot_#t~mem9#1, quot_#t~mem10#1, quot_#t~mem11#1, quot_#t~mem6#1, quot_#t~mem7#1, quot_#t~short8#1, quot_#t~mem12#1, quot_~x#1, quot_~y#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, quot_~i~0#1.base, quot_~i~0#1.offset;quot_~x#1 := quot_#in~x#1;quot_~y#1 := quot_#in~y#1;call quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset := quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset;call quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset := quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset;call quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);quot_~i~0#1.base, quot_~i~0#1.offset := quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset;call write~int#0(quot_~x#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call write~int#2(quot_~y#1, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int#1(0, quot_~i~0#1.base, quot_~i~0#1.offset, 4);call quot_#t~mem5#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4); 4#L555true assume !(0 == quot_#t~mem5#1);havoc quot_#t~mem5#1; 2#L556-5true [2023-11-29 02:31:25,424 INFO L750 eck$LassoCheckResult]: Loop: 2#L556-5true call quot_#t~mem6#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem6#1 > 0; 9#L556-1true assume !quot_#t~short8#1; 6#L556-3true assume !!quot_#t~short8#1;havoc quot_#t~mem6#1;havoc quot_#t~mem7#1;havoc quot_#t~short8#1;call quot_#t~mem9#1 := read~int#1(quot_~i~0#1.base, quot_~i~0#1.offset, 4);call write~int#1(1 + quot_#t~mem9#1, quot_~i~0#1.base, quot_~i~0#1.offset, 4);havoc quot_#t~mem9#1;call quot_#t~mem10#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call quot_#t~mem11#1 := read~int#2(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int#0(quot_#t~mem10#1 - 1 - (quot_#t~mem11#1 - 1), quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);havoc quot_#t~mem10#1;havoc quot_#t~mem11#1; 2#L556-5true [2023-11-29 02:31:25,430 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:25,431 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2023-11-29 02:31:25,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:31:25,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006933097] [2023-11-29 02:31:25,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:31:25,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:31:25,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:31:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,641 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:31:25,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:25,645 INFO L85 PathProgramCache]: Analyzing trace with hash 41873, now seen corresponding path program 1 times [2023-11-29 02:31:25,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:31:25,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986695446] [2023-11-29 02:31:25,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:31:25,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:31:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:31:25,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:31:25,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:31:25,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986695446] [2023-11-29 02:31:25,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986695446] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:31:25,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:31:25,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 02:31:25,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975417386] [2023-11-29 02:31:25,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:31:25,735 INFO L765 eck$LassoCheckResult]: loop already infeasible [2023-11-29 02:31:25,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:31:25,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 02:31:25,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 02:31:25,773 INFO L87 Difference]: Start difference. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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) Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:25,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:31:25,803 INFO L93 Difference]: Finished difference Result 12 states and 14 transitions. [2023-11-29 02:31:25,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 12 states and 14 transitions. [2023-11-29 02:31:25,806 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 02:31:25,809 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 12 states to 6 states and 6 transitions. [2023-11-29 02:31:25,811 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2023-11-29 02:31:25,811 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2023-11-29 02:31:25,812 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2023-11-29 02:31:25,812 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:31:25,812 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2023-11-29 02:31:25,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2023-11-29 02:31:25,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2023-11-29 02:31:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:25,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-29 02:31:25,841 INFO L240 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2023-11-29 02:31:25,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 02:31:25,847 INFO L428 stractBuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2023-11-29 02:31:25,847 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2023-11-29 02:31:25,847 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2023-11-29 02:31:25,848 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2023-11-29 02:31:25,848 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2023-11-29 02:31:25,848 INFO L119 BuchiIsEmpty]: Starting construction of run [2023-11-29 02:31:25,849 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2023-11-29 02:31:25,849 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2023-11-29 02:31:25,849 INFO L748 eck$LassoCheckResult]: Stem: 36#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 37#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~nondet14#1, main_#t~ret15#1;havoc main_#t~nondet13#1;havoc main_#t~nondet14#1;assume { :begin_inline_quot } true;quot_#in~x#1, quot_#in~y#1 := main_#t~nondet13#1, main_#t~nondet14#1;havoc quot_#res#1;havoc quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset, quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset, quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset, quot_#t~mem5#1, quot_#t~mem9#1, quot_#t~mem10#1, quot_#t~mem11#1, quot_#t~mem6#1, quot_#t~mem7#1, quot_#t~short8#1, quot_#t~mem12#1, quot_~x#1, quot_~y#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, quot_~i~0#1.base, quot_~i~0#1.offset;quot_~x#1 := quot_#in~x#1;quot_~y#1 := quot_#in~y#1;call quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset := quot_#t~malloc2#1.base, quot_#t~malloc2#1.offset;call quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset := quot_#t~malloc3#1.base, quot_#t~malloc3#1.offset;call quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);quot_~i~0#1.base, quot_~i~0#1.offset := quot_#t~malloc4#1.base, quot_#t~malloc4#1.offset;call write~int#0(quot_~x#1, quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call write~int#2(quot_~y#1, quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int#1(0, quot_~i~0#1.base, quot_~i~0#1.offset, 4);call quot_#t~mem5#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4); 34#L555 assume !(0 == quot_#t~mem5#1);havoc quot_#t~mem5#1; 32#L556-5 [2023-11-29 02:31:25,849 INFO L750 eck$LassoCheckResult]: Loop: 32#L556-5 call quot_#t~mem6#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem6#1 > 0; 33#L556-1 assume quot_#t~short8#1;call quot_#t~mem7#1 := read~int#2(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);quot_#t~short8#1 := quot_#t~mem7#1 > 0; 35#L556-3 assume !!quot_#t~short8#1;havoc quot_#t~mem6#1;havoc quot_#t~mem7#1;havoc quot_#t~short8#1;call quot_#t~mem9#1 := read~int#1(quot_~i~0#1.base, quot_~i~0#1.offset, 4);call write~int#1(1 + quot_#t~mem9#1, quot_~i~0#1.base, quot_~i~0#1.offset, 4);havoc quot_#t~mem9#1;call quot_#t~mem10#1 := read~int#0(quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);call quot_#t~mem11#1 := read~int#2(quot_~y_ref~0#1.base, quot_~y_ref~0#1.offset, 4);call write~int#0(quot_#t~mem10#1 - 1 - (quot_#t~mem11#1 - 1), quot_~x_ref~0#1.base, quot_~x_ref~0#1.offset, 4);havoc quot_#t~mem10#1;havoc quot_#t~mem11#1; 32#L556-5 [2023-11-29 02:31:25,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:25,850 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 2 times [2023-11-29 02:31:25,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:31:25,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127758065] [2023-11-29 02:31:25,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:31:25,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:31:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:31:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:31:25,958 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:25,959 INFO L85 PathProgramCache]: Analyzing trace with hash 41811, now seen corresponding path program 1 times [2023-11-29 02:31:25,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:31:25,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395525730] [2023-11-29 02:31:25,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:31:25,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:31:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,977 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:31:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:25,990 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:31:25,991 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:25,991 INFO L85 PathProgramCache]: Analyzing trace with hash 889571280, now seen corresponding path program 1 times [2023-11-29 02:31:25,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:31:25,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209963378] [2023-11-29 02:31:25,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:31:25,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:31:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:26,034 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:31:26,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:31:26,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:31:27,045 INFO L210 LassoAnalysis]: Preferences: [2023-11-29 02:31:27,046 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2023-11-29 02:31:27,046 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2023-11-29 02:31:27,046 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2023-11-29 02:31:27,047 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2023-11-29 02:31:27,047 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:27,047 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2023-11-29 02:31:27,047 INFO L132 ssoRankerPreferences]: Path of dumped script: [2023-11-29 02:31:27,047 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_AG313-alloca.i_Iteration2_Lasso [2023-11-29 02:31:27,047 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2023-11-29 02:31:27,048 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2023-11-29 02:31:27,068 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,075 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,081 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,086 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,089 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,093 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,096 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,102 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,107 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,109 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,113 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,117 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,698 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:27,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2023-11-29 02:31:28,207 INFO L294 LassoAnalysis]: Preprocessing complete. [2023-11-29 02:31:28,212 INFO L490 LassoAnalysis]: Using template 'affine'. [2023-11-29 02:31:28,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2023-11-29 02:31:28,226 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,241 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,244 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,246 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,255 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2023-11-29 02:31:28,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,257 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2023-11-29 02:31:28,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,275 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,275 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,275 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,276 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,276 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2023-11-29 02:31:28,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,288 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2023-11-29 02:31:28,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,306 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,306 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,307 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,307 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,309 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2023-11-29 02:31:28,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,315 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2023-11-29 02:31:28,319 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2023-11-29 02:31:28,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,348 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2023-11-29 02:31:28,352 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,366 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,366 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,366 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,369 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,370 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2023-11-29 02:31:28,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,384 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2023-11-29 02:31:28,388 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,402 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,402 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,402 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,402 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,402 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,403 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,403 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2023-11-29 02:31:28,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,411 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2023-11-29 02:31:28,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2023-11-29 02:31:28,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,455 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2023-11-29 02:31:28,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,472 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,472 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,472 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,472 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,473 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,473 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2023-11-29 02:31:28,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,484 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2023-11-29 02:31:28,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,500 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,501 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,502 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,502 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2023-11-29 02:31:28,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,514 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2023-11-29 02:31:28,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,538 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,538 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,538 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,539 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2023-11-29 02:31:28,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,548 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2023-11-29 02:31:28,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,562 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,564 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,565 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,572 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2023-11-29 02:31:28,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,578 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2023-11-29 02:31:28,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0 [2023-11-29 02:31:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,607 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2023-11-29 02:31:28,612 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,624 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,625 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,625 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,625 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,628 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2023-11-29 02:31:28,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,638 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2023-11-29 02:31:28,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2023-11-29 02:31:28,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2023-11-29 02:31:28,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2023-11-29 02:31:28,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2023-11-29 02:31:28,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,664 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2023-11-29 02:31:28,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,682 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,682 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,682 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,682 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,701 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,704 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2023-11-29 02:31:28,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,706 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2023-11-29 02:31:28,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,723 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2023-11-29 02:31:28,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,734 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2023-11-29 02:31:28,739 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,752 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,752 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,752 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,752 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,756 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2023-11-29 02:31:28,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,769 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2023-11-29 02:31:28,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,787 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,787 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,789 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,789 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2023-11-29 02:31:28,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,799 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2023-11-29 02:31:28,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2023-11-29 02:31:28,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,817 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2023-11-29 02:31:28,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2023-11-29 02:31:28,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2023-11-29 02:31:28,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,835 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2023-11-29 02:31:28,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2023-11-29 02:31:28,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2023-11-29 02:31:28,852 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2023-11-29 02:31:28,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2023-11-29 02:31:28,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2023-11-29 02:31:28,860 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2023-11-29 02:31:28,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2023-11-29 02:31:28,877 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2023-11-29 02:31:28,902 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2023-11-29 02:31:28,903 INFO L444 ModelExtractionUtils]: 9 out of 28 variables were initially zero. Simplification set additionally 17 variables to zero. [2023-11-29 02:31:28,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-11-29 02:31:28,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:31:28,923 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2023-11-29 02:31:28,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2023-11-29 02:31:28,927 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2023-11-29 02:31:28,940 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2023-11-29 02:31:28,940 INFO L513 LassoAnalysis]: Proved termination. [2023-11-29 02:31:28,941 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int#0 ULTIMATE.start_quot_~x_ref~0#1.base) ULTIMATE.start_quot_~x_ref~0#1.offset)_1) = 1*v_rep(select (select #memory_int#0 ULTIMATE.start_quot_~x_ref~0#1.base) ULTIMATE.start_quot_~x_ref~0#1.offset)_1 Supporting invariants [] [2023-11-29 02:31:28,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2023-11-29 02:31:29,039 INFO L156 tatePredicateManager]: 21 out of 21 supporting invariants were superfluous and have been removed [2023-11-29 02:31:29,043 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~x_ref~0!base][~x_ref~0!offset] could not be translated [2023-11-29 02:31:29,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:31:29,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:31:29,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 02:31:29,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:31:29,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:31:29,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 02:31:29,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:31:29,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:31:29,218 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2023-11-29 02:31:29,219 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:29,264 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 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) Result 9 states and 10 transitions. Complement of second has 6 states. [2023-11-29 02:31:29,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2023-11-29 02:31:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:31:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2023-11-29 02:31:29,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 3 letters. Loop has 3 letters. [2023-11-29 02:31:29,268 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:31:29,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 6 letters. Loop has 3 letters. [2023-11-29 02:31:29,268 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:31:29,268 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 3 letters. Loop has 6 letters. [2023-11-29 02:31:29,269 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2023-11-29 02:31:29,269 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2023-11-29 02:31:29,270 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:31:29,270 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2023-11-29 02:31:29,270 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2023-11-29 02:31:29,270 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2023-11-29 02:31:29,270 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2023-11-29 02:31:29,270 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-29 02:31:29,270 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:31:29,270 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:31:29,270 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 02:31:29,271 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2023-11-29 02:31:29,271 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2023-11-29 02:31:29,271 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-11-29 02:31:29,271 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-11-29 02:31:29,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 29.11 02:31:29 BoogieIcfgContainer [2023-11-29 02:31:29,277 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-11-29 02:31:29,277 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:31:29,277 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:31:29,278 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:31:29,278 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:31:25" (3/4) ... [2023-11-29 02:31:29,279 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:31:29,280 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:31:29,281 INFO L158 Benchmark]: Toolchain (without parser) took 4689.75ms. Allocated memory was 178.3MB in the beginning and 232.8MB in the end (delta: 54.5MB). Free memory was 146.6MB in the beginning and 97.9MB in the end (delta: 48.7MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,281 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:31:29,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.90ms. Allocated memory is still 178.3MB. Free memory was 146.6MB in the beginning and 130.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.29ms. Allocated memory is still 178.3MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,283 INFO L158 Benchmark]: Boogie Preprocessor took 42.58ms. Allocated memory is still 178.3MB. Free memory was 128.8MB in the beginning and 126.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,283 INFO L158 Benchmark]: RCFGBuilder took 296.23ms. Allocated memory is still 178.3MB. Free memory was 126.7MB in the beginning and 114.7MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,284 INFO L158 Benchmark]: BuchiAutomizer took 3951.62ms. Allocated memory was 178.3MB in the beginning and 232.8MB in the end (delta: 54.5MB). Free memory was 114.6MB in the beginning and 97.9MB in the end (delta: 16.7MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2023-11-29 02:31:29,285 INFO L158 Benchmark]: Witness Printer took 2.89ms. Allocated memory is still 232.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:31:29,288 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 115.3MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.90ms. Allocated memory is still 178.3MB. Free memory was 146.6MB in the beginning and 130.9MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.29ms. Allocated memory is still 178.3MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.58ms. Allocated memory is still 178.3MB. Free memory was 128.8MB in the beginning and 126.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 296.23ms. Allocated memory is still 178.3MB. Free memory was 126.7MB in the beginning and 114.7MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3951.62ms. Allocated memory was 178.3MB in the beginning and 232.8MB in the end (delta: 54.5MB). Free memory was 114.6MB in the beginning and 97.9MB in the end (delta: 16.7MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Witness Printer took 2.89ms. Allocated memory is still 232.8MB. Free memory is still 97.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int#0[~x_ref~0!base][~x_ref~0!offset] could not be translated * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 15 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital273 mio100 ax106 hnf100 lsp91 ukn68 mio100 lsp20 div100 bol100 ite100 ukn100 eq181 hnf89 smp100 dnf158 smp100 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 106ms VariablesStem: 8 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2023-11-29 02:31:29,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0 [2023-11-29 02:31:29,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7d297d7-8a13-4b49-b879-7d1ba32aaaa5/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE