./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --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 32bit --witnessprinter.graph.data.programhash b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 09:31:45,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 09:31:45,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 09:31:45,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 09:31:45,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 09:31:45,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 09:31:45,212 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 09:31:45,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 09:31:45,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 09:31:45,224 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 09:31:45,225 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 09:31:45,228 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 09:31:45,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 09:31:45,231 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 09:31:45,232 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 09:31:45,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 09:31:45,236 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 09:31:45,237 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 09:31:45,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 09:31:45,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 09:31:45,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 09:31:45,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 09:31:45,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 09:31:45,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 09:31:45,262 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 09:31:45,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 09:31:45,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 09:31:45,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 09:31:45,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 09:31:45,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 09:31:45,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 09:31:45,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 09:31:45,270 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 09:31:45,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 09:31:45,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 09:31:45,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 09:31:45,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 09:31:45,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 09:31:45,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 09:31:45,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 09:31:45,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 09:31:45,277 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 09:31:45,317 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 09:31:45,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 09:31:45,318 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 09:31:45,319 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 09:31:45,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 09:31:45,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 09:31:45,321 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 09:31:45,321 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 09:31:45,321 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 09:31:45,321 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 09:31:45,322 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 09:31:45,323 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 09:31:45,323 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 09:31:45,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 09:31:45,323 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 09:31:45,324 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 09:31:45,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 09:31:45,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 09:31:45,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 09:31:45,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 09:31:45,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 09:31:45,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 09:31:45,325 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 09:31:45,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 09:31:45,325 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 09:31:45,326 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 09:31:45,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 09:31:45,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 09:31:45,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 09:31:45,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 09:31:45,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 09:31:45,328 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 09:31:45,329 INFO L138 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_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1c73403384a361e15608c077b8e86297621fa69c42f15894e841079f64af74a [2022-11-20 09:31:45,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 09:31:45,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 09:31:45,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 09:31:45,699 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 09:31:45,700 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 09:31:45,701 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2022-11-20 09:31:48,703 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 09:31:48,907 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 09:31:48,908 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i [2022-11-20 09:31:48,915 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/data/e382fd0cb/2e57999454b84767b276b932f84a5887/FLAGea79ca7fc [2022-11-20 09:31:48,938 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/data/e382fd0cb/2e57999454b84767b276b932f84a5887 [2022-11-20 09:31:48,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 09:31:48,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 09:31:48,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 09:31:48,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 09:31:48,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 09:31:48,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:31:48" (1/1) ... [2022-11-20 09:31:48,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4059af6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:48, skipping insertion in model container [2022-11-20 09:31:48,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:31:48" (1/1) ... [2022-11-20 09:31:48,964 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 09:31:48,988 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 09:31:49,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i[825,838] [2022-11-20 09:31:49,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:31:49,205 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 09:31:49,218 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/sv-benchmarks/c/loops/veris.c_NetBSD-libc_loop.i[825,838] [2022-11-20 09:31:49,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 09:31:49,239 INFO L208 MainTranslator]: Completed translation [2022-11-20 09:31:49,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49 WrapperNode [2022-11-20 09:31:49,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 09:31:49,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 09:31:49,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 09:31:49,242 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 09:31:49,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,271 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 44 [2022-11-20 09:31:49,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 09:31:49,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 09:31:49,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 09:31:49,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 09:31:49,280 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,287 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,290 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 09:31:49,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 09:31:49,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 09:31:49,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 09:31:49,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (1/1) ... [2022-11-20 09:31:49,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:49,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:49,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:49,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 09:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 09:31:49,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 09:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 09:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 09:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 09:31:49,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 09:31:49,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 09:31:49,484 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 09:31:49,486 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 09:31:49,651 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 09:31:49,657 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 09:31:49,657 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 09:31:49,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:49 BoogieIcfgContainer [2022-11-20 09:31:49,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 09:31:49,660 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 09:31:49,660 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 09:31:49,664 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 09:31:49,664 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:31:49,665 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 09:31:48" (1/3) ... [2022-11-20 09:31:49,666 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d411ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:31:49, skipping insertion in model container [2022-11-20 09:31:49,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:31:49,666 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:31:49" (2/3) ... [2022-11-20 09:31:49,667 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d411ee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 09:31:49, skipping insertion in model container [2022-11-20 09:31:49,667 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 09:31:49,667 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:49" (3/3) ... [2022-11-20 09:31:49,668 INFO L332 chiAutomizerObserver]: Analyzing ICFG veris.c_NetBSD-libc_loop.i [2022-11-20 09:31:49,736 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 09:31:49,737 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 09:31:49,737 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 09:31:49,737 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 09:31:49,737 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 09:31:49,737 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 09:31:49,737 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 09:31:49,738 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 09:31:49,742 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 09:31:49,787 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-20 09:31:49,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:31:49,788 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:31:49,793 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:31:49,793 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-20 09:31:49,793 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 09:31:49,793 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 09:31:49,811 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 6 [2022-11-20 09:31:49,811 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 09:31:49,811 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 09:31:49,812 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 09:31:49,812 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-20 09:31:49,820 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(27, 2);~tmp~0.base, ~tmp~0.offset := 0, 0; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret2#1, main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset, main_~bound~0#1.base, main_~bound~0#1.offset;call main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset := #Ultimate.allocOnStack(8);main_~bound~0#1.base, main_~bound~0#1.offset := main_~#pathbuf~0#1.base, 8 + main_~#pathbuf~0#1.offset - 4;~tmp~0.base, ~tmp~0.offset := main_~#pathbuf~0#1.base, 8 + main_~#pathbuf~0#1.offset - 4;assume { :begin_inline_glob2 } true;glob2_#in~pathbuf#1.base, glob2_#in~pathbuf#1.offset, glob2_#in~pathlim#1.base, glob2_#in~pathlim#1.offset := main_~#pathbuf~0#1.base, main_~#pathbuf~0#1.offset, main_~bound~0#1.base, main_~bound~0#1.offset;havoc glob2_#res#1;havoc glob2_#t~post1#1.base, glob2_#t~post1#1.offset, glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset, glob2_~pathlim#1.base, glob2_~pathlim#1.offset, glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset := glob2_#in~pathbuf#1.base, glob2_#in~pathbuf#1.offset;glob2_~pathlim#1.base, glob2_~pathlim#1.offset := glob2_#in~pathlim#1.base, glob2_#in~pathlim#1.offset;havoc glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~p~0#1.base, glob2_~p~0#1.offset := glob2_~pathbuf#1.base, glob2_~pathbuf#1.offset; 5#L29-4true [2022-11-20 09:31:49,821 INFO L750 eck$LassoCheckResult]: Loop: 5#L29-4true assume glob2_~p~0#1.base == glob2_~pathlim#1.base; 6#L29-1true assume !!(glob2_~p~0#1.offset <= glob2_~pathlim#1.offset);assume glob2_~p~0#1.base == ~tmp~0.base;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if glob2_~p~0#1.offset <= ~tmp~0.offset then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 7#L15true assume !(0 == __VERIFIER_assert_~cond#1); 9#L15-2true assume { :end_inline___VERIFIER_assert } true;call write~int(1, glob2_~p~0#1.base, glob2_~p~0#1.offset, 4); 11#L29-3true glob2_#t~post1#1.base, glob2_#t~post1#1.offset := glob2_~p~0#1.base, glob2_~p~0#1.offset;glob2_~p~0#1.base, glob2_~p~0#1.offset := glob2_#t~post1#1.base, 4 + glob2_#t~post1#1.offset;havoc glob2_#t~post1#1.base, glob2_#t~post1#1.offset; 5#L29-4true [2022-11-20 09:31:49,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:49,827 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 09:31:49,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:49,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191572795] [2022-11-20 09:31:49,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:49,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:49,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:31:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:50,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:31:50,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:50,060 INFO L85 PathProgramCache]: Analyzing trace with hash 34515950, now seen corresponding path program 1 times [2022-11-20 09:31:50,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:50,061 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [219314219] [2022-11-20 09:31:50,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:50,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:50,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:50,083 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:31:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:50,096 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:31:50,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:50,098 INFO L85 PathProgramCache]: Analyzing trace with hash 1805955436, now seen corresponding path program 1 times [2022-11-20 09:31:50,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 09:31:50,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903519763] [2022-11-20 09:31:50,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 09:31:50,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 09:31:50,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:50,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 09:31:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 09:31:50,195 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 09:31:51,026 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 09:31:51,026 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 09:31:51,027 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 09:31:51,027 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 09:31:51,027 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 09:31:51,028 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:51,028 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 09:31:51,028 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 09:31:51,028 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_NetBSD-libc_loop.i_Iteration1_Lasso [2022-11-20 09:31:51,029 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 09:31:51,030 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 09:31:51,054 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,073 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,082 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,086 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,646 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,649 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:51,653 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 09:31:52,139 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 09:31:52,145 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 09:31:52,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,151 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,163 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 [2022-11-20 09:31:52,177 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,178 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:31:52,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,178 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,178 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,185 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:31:52,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:31:52,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 09:31:52,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,224 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 [2022-11-20 09:31:52,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 09:31:52,239 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,239 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:31:52,239 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,239 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,239 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,243 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:31:52,243 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:31:52,258 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,274 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 [2022-11-20 09:31:52,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 09:31:52,289 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:31:52,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,290 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,291 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:31:52,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:31:52,300 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,311 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 09:31:52,319 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 [2022-11-20 09:31:52,331 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,335 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:31:52,335 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:31:52,351 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,358 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 09:31:52,363 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 [2022-11-20 09:31:52,376 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,376 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 09:31:52,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,377 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 09:31:52,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 09:31:52,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,401 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,407 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 [2022-11-20 09:31:52,420 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,420 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,423 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:31:52,423 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:31:52,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 09:31:52,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,441 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,452 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 [2022-11-20 09:31:52,464 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,465 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,465 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,465 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 09:31:52,471 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:31:52,471 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:31:52,487 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,499 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 09:31:52,504 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 [2022-11-20 09:31:52,516 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,520 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:31:52,520 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:31:52,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 09:31:52,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,540 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,545 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 [2022-11-20 09:31:52,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 09:31:52,558 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 09:31:52,558 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 09:31:52,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 09:31:52,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 09:31:52,576 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 09:31:52,576 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 09:31:52,597 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 09:31:52,642 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-20 09:31:52,642 INFO L444 ModelExtractionUtils]: 19 out of 34 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-11-20 09:31:52,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 09:31:52,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 09:31:52,695 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 09:31:52,732 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 09:31:52,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 09:31:52,772 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-20 09:31:52,773 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 09:31:52,773 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_glob2_~p~0#1.offset) = -1*ULTIMATE.start_glob2_~p~0#1.offset + 10 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_glob2_~p~0#1.base)_1 + 8 >= 0] [2022-11-20 09:31:52,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:52,831 INFO L156 tatePredicateManager]: 9 out of 10 supporting invariants were superfluous and have been removed [2022-11-20 09:31:52,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 09:31:52,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:52,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-20 09:31:52,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:31:52,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 09:31:52,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 09:31:52,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 09:31:52,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 09:31:53,041 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-11-20 09:31:53,044 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 09:31:53,110 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 13 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 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 35 states and 41 transitions. Complement of second has 7 states. [2022-11-20 09:31:53,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-20 09:31:53,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 4 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 09:31:53,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 28 transitions. [2022-11-20 09:31:53,120 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 2 letters. Loop has 5 letters. [2022-11-20 09:31:53,121 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:31:53,121 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 7 letters. Loop has 5 letters. [2022-11-20 09:31:53,121 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:31:53,121 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 28 transitions. Stem has 2 letters. Loop has 10 letters. [2022-11-20 09:31:53,122 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 09:31:53,123 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 41 transitions. [2022-11-20 09:31:53,125 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 09:31:53,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2022-11-20 09:31:53,128 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 09:31:53,129 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 09:31:53,129 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 09:31:53,130 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 09:31:53,130 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 09:31:53,130 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 09:31:53,130 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 09:31:53,130 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 09:31:53,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 09:31:53,131 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 09:31:53,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 09:31:53,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 09:31:53 BoogieIcfgContainer [2022-11-20 09:31:53,138 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 09:31:53,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 09:31:53,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 09:31:53,139 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 09:31:53,139 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 09:31:49" (3/4) ... [2022-11-20 09:31:53,142 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 09:31:53,143 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 09:31:53,143 INFO L158 Benchmark]: Toolchain (without parser) took 4200.41ms. Allocated memory is still 165.7MB. Free memory was 128.2MB in the beginning and 53.3MB in the end (delta: 75.0MB). Peak memory consumption was 74.7MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,144 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:31:53,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.03ms. Allocated memory is still 165.7MB. Free memory was 127.7MB in the beginning and 135.7MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.44ms. Allocated memory is still 165.7MB. Free memory was 135.7MB in the beginning and 134.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,146 INFO L158 Benchmark]: Boogie Preprocessor took 30.86ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 132.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,146 INFO L158 Benchmark]: RCFGBuilder took 355.43ms. Allocated memory is still 165.7MB. Free memory was 132.5MB in the beginning and 122.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,147 INFO L158 Benchmark]: BuchiAutomizer took 3478.31ms. Allocated memory is still 165.7MB. Free memory was 122.0MB in the beginning and 54.2MB in the end (delta: 67.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. [2022-11-20 09:31:53,147 INFO L158 Benchmark]: Witness Printer took 4.10ms. Allocated memory is still 165.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 09:31:53,150 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.03ms. Allocated memory is still 165.7MB. Free memory was 127.7MB in the beginning and 135.7MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.44ms. Allocated memory is still 165.7MB. Free memory was 135.7MB in the beginning and 134.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.86ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 132.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.43ms. Allocated memory is still 165.7MB. Free memory was 132.5MB in the beginning and 122.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 3478.31ms. Allocated memory is still 165.7MB. Free memory was 122.0MB in the beginning and 54.2MB in the end (delta: 67.9MB). Peak memory consumption was 70.1MB. Max. memory is 16.1GB. * Witness Printer took 4.10ms. Allocated memory is still 165.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * p + 10 and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. 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, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 8 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital171 mio100 ax100 hnf100 lsp92 ukn98 mio100 lsp38 div100 bol100 ite100 ukn100 eq195 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 41ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 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! [2022-11-20 09:31:53,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 09:31:53,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b044810e-2e81-4459-aacf-0bcb027fe224/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE