./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/b.07-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b5237d83 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_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/b.07-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a --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 64bit --witnessprinter.graph.data.programhash 468953385e0ecb57effbe4a67e36beea0bc9797d81fab044af341dde527767a1 --- 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-b5237d8 [2022-11-21 17:32:06,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:32:06,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:32:06,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:32:06,917 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:32:06,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:32:06,924 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:32:06,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:32:06,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:32:06,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:32:06,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:32:06,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:32:06,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:32:06,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:32:06,947 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:32:06,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:32:06,954 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:32:06,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:32:06,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:32:06,959 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:32:06,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:32:06,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:32:06,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:32:06,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:32:06,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:32:06,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:32:06,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:32:06,992 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:32:06,992 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:32:06,993 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:32:06,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:32:06,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:32:07,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:32:07,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:32:07,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:32:07,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:32:07,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:32:07,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:32:07,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:32:07,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:32:07,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:32:07,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-21 17:32:07,057 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:32:07,058 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:32:07,059 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:32:07,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:32:07,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:32:07,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:32:07,061 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:32:07,061 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-21 17:32:07,062 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-21 17:32:07,062 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-21 17:32:07,063 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-21 17:32:07,063 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-21 17:32:07,063 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-21 17:32:07,064 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:32:07,064 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:32:07,064 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:32:07,064 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:32:07,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-21 17:32:07,065 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-21 17:32:07,065 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-21 17:32:07,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:32:07,065 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-21 17:32:07,065 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:32:07,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-21 17:32:07,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:32:07,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:32:07,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:32:07,067 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:32:07,070 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-21 17:32:07,071 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_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 468953385e0ecb57effbe4a67e36beea0bc9797d81fab044af341dde527767a1 [2022-11-21 17:32:07,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:32:07,425 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:32:07,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:32:07,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:32:07,444 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:32:07,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/termination-memory-alloca/b.07-alloca.i [2022-11-21 17:32:10,501 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:32:10,750 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:32:10,751 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/sv-benchmarks/c/termination-memory-alloca/b.07-alloca.i [2022-11-21 17:32:10,762 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/data/e848a8412/95c51f8fb86a45c3b22692ad72680634/FLAG7eb7b7a67 [2022-11-21 17:32:10,781 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/data/e848a8412/95c51f8fb86a45c3b22692ad72680634 [2022-11-21 17:32:10,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:32:10,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:32:10,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:32:10,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:32:10,790 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:32:10,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:32:10" (1/1) ... [2022-11-21 17:32:10,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8d4a9ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:10, skipping insertion in model container [2022-11-21 17:32:10,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:32:10" (1/1) ... [2022-11-21 17:32:10,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:32:10,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:32:11,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:32:11,184 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:32:11,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:32:11,272 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:32:11,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11 WrapperNode [2022-11-21 17:32:11,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:32:11,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:32:11,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:32:11,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:32:11,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,307 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,337 INFO L138 Inliner]: procedures = 111, calls = 28, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2022-11-21 17:32:11,338 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:32:11,339 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:32:11,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:32:11,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:32:11,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,366 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,375 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:32:11,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:32:11,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:32:11,379 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:32:11,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (1/1) ... [2022-11-21 17:32:11,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:11,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:11,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-21 17:32:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 17:32:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 17:32:11,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:32:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:32:11,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:32:11,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:32:11,578 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:32:11,580 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:32:11,751 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:32:11,756 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:32:11,756 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 17:32:11,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:32:11 BoogieIcfgContainer [2022-11-21 17:32:11,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:32:11,759 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-21 17:32:11,760 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-21 17:32:11,767 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-21 17:32:11,768 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:32:11,768 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.11 05:32:10" (1/3) ... [2022-11-21 17:32:11,769 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166cd920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 05:32:11, skipping insertion in model container [2022-11-21 17:32:11,769 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:32:11,769 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:32:11" (2/3) ... [2022-11-21 17:32:11,786 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@166cd920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.11 05:32:11, skipping insertion in model container [2022-11-21 17:32:11,786 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-21 17:32:11,786 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:32:11" (3/3) ... [2022-11-21 17:32:11,788 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.07-alloca.i [2022-11-21 17:32:11,915 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-21 17:32:11,915 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-21 17:32:11,915 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-21 17:32:11,916 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-21 17:32:11,916 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-21 17:32:11,916 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-21 17:32:11,916 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-21 17:32:11,916 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-21 17:32:11,932 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-11-21 17:32:11,961 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-21 17:32:11,961 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:32:11,962 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:32:11,966 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 17:32:11,967 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 17:32:11,967 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-21 17:32:11,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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) [2022-11-21 17:32:11,968 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-21 17:32:11,968 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:32:11,968 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:32:11,968 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-21 17:32:11,969 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 17:32:11,992 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 5#L557-5true [2022-11-21 17:32:11,993 INFO L750 eck$LassoCheckResult]: Loop: 5#L557-5true call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 10#L557-1true assume test_fun_#t~short10#1;call test_fun_#t~mem8#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call test_fun_#t~mem9#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem8#1 > test_fun_#t~mem9#1; 9#L557-3true assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1;call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 5#L557-5true [2022-11-21 17:32:12,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:12,009 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-21 17:32:12,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:32:12,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978932908] [2022-11-21 17:32:12,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:32:12,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:32:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:32:12,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,367 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:32:12,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:12,372 INFO L85 PathProgramCache]: Analyzing trace with hash 36846, now seen corresponding path program 1 times [2022-11-21 17:32:12,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:32:12,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797130424] [2022-11-21 17:32:12,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:32:12,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:32:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,422 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:32:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,446 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:32:12,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:12,447 INFO L85 PathProgramCache]: Analyzing trace with hash 28695788, now seen corresponding path program 1 times [2022-11-21 17:32:12,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:32:12,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878000710] [2022-11-21 17:32:12,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:32:12,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:32:12,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:32:12,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:12,626 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:32:14,934 INFO L210 LassoAnalysis]: Preferences: [2022-11-21 17:32:14,937 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-21 17:32:14,937 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-21 17:32:14,938 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-21 17:32:14,938 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-21 17:32:14,938 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:14,938 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-21 17:32:14,938 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-21 17:32:14,938 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.07-alloca.i_Iteration1_Lasso [2022-11-21 17:32:14,939 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-21 17:32:14,939 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-21 17:32:14,968 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,978 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,982 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,985 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,988 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,994 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:14,997 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,002 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,009 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,018 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:15,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:16,162 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:16,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:16,169 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-21 17:32:16,827 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-21 17:32:16,832 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-21 17:32:16,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:16,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:16,842 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:16,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-21 17:32:16,845 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 [2022-11-21 17:32:16,858 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:16,858 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:16,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:16,859 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:16,859 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:16,860 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:16,861 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:16,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:16,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:16,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:16,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:16,891 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:16,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-21 17:32:16,905 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 [2022-11-21 17:32:16,917 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:16,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:16,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:16,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:16,918 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:16,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:16,926 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:16,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:16,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:16,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:16,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:16,944 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:16,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-21 17:32:16,947 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 [2022-11-21 17:32:16,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:16,958 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:16,958 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:16,958 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:16,958 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:16,959 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:16,959 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:16,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:16,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:16,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:16,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:16,980 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:16,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-21 17:32:16,983 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 [2022-11-21 17:32:16,994 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:16,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:16,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:16,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:16,994 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:16,999 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:16,999 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,027 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-21 17:32:17,030 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 [2022-11-21 17:32:17,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:17,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,041 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,042 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:17,043 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,049 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-21 17:32:17,052 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 [2022-11-21 17:32:17,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,062 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,062 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,062 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,065 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,065 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,101 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-21 17:32:17,104 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 [2022-11-21 17:32:17,114 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,114 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:17,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,116 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:17,116 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,152 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-21 17:32:17,156 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 [2022-11-21 17:32:17,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,172 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,174 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,174 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,195 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,204 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,212 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 [2022-11-21 17:32:17,224 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,224 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,224 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,224 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-21 17:32:17,242 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,246 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,247 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,256 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 [2022-11-21 17:32:17,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-21 17:32:17,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,269 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,271 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,271 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,282 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,287 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-21 17:32:17,299 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 [2022-11-21 17:32:17,316 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,317 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:17,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,317 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,319 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:17,319 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,344 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,356 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 [2022-11-21 17:32:17,369 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,369 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:17,369 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,369 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,369 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,370 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:17,370 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-21 17:32:17,381 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,389 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,391 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,404 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 [2022-11-21 17:32:17,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-21 17:32:17,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,416 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,416 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,419 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,419 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,434 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,435 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,439 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 [2022-11-21 17:32:17,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-21 17:32:17,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,451 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-21 17:32:17,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,452 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-21 17:32:17,452 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-21 17:32:17,462 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,469 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-21 17:32:17,476 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 [2022-11-21 17:32:17,489 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,509 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,509 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,535 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-21 17:32:17,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:17,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,545 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,566 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 [2022-11-21 17:32:17,579 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-21 17:32:17,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-21 17:32:17,580 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-21 17:32:17,580 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-21 17:32:17,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-21 17:32:17,592 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-21 17:32:17,592 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-21 17:32:17,610 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-21 17:32:17,695 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2022-11-21 17:32:17,695 INFO L444 ModelExtractionUtils]: 13 out of 40 variables were initially zero. Simplification set additionally 24 variables to zero. [2022-11-21 17:32:17,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-21 17:32:17,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:32:17,759 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-21 17:32:17,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-21 17:32:17,816 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-21 17:32:17,838 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-11-21 17:32:17,838 INFO L513 LassoAnalysis]: Proved termination. [2022-11-21 17:32:17,839 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1) = -1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~z_ref~0#1.base) ULTIMATE.start_test_fun_~z_ref~0#1.offset)_1 + 1*v_rep(select (select #memory_int ULTIMATE.start_test_fun_~y_ref~0#1.base) ULTIMATE.start_test_fun_~y_ref~0#1.offset)_1 Supporting invariants [] [2022-11-21 17:32:17,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:18,065 INFO L156 tatePredicateManager]: 37 out of 37 supporting invariants were superfluous and have been removed [2022-11-21 17:32:18,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:32:18,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-21 17:32:18,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 17:32:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:32:18,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-21 17:32:18,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-21 17:32:18,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:32:18,412 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 [2022-11-21 17:32:18,414 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-21 17:32:18,510 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 9 states have internal predecessors, (12), 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 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 38 states and 44 transitions. Complement of second has 9 states. [2022-11-21 17:32:18,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-21 17:32:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2022-11-21 17:32:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 24 transitions. [2022-11-21 17:32:18,520 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 3 letters. [2022-11-21 17:32:18,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 17:32:18,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 5 letters. Loop has 3 letters. [2022-11-21 17:32:18,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 17:32:18,522 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 24 transitions. Stem has 2 letters. Loop has 6 letters. [2022-11-21 17:32:18,523 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-21 17:32:18,524 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 44 transitions. [2022-11-21 17:32:18,530 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-21 17:32:18,533 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 12 states and 15 transitions. [2022-11-21 17:32:18,535 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-11-21 17:32:18,535 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2022-11-21 17:32:18,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-11-21 17:32:18,536 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-21 17:32:18,536 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-21 17:32:18,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-11-21 17:32:18,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2022-11-21 17:32:18,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 11 states have (on average 1.2727272727272727) 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) [2022-11-21 17:32:18,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 14 transitions. [2022-11-21 17:32:18,563 INFO L240 hiAutomatonCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-21 17:32:18,563 INFO L428 stractBuchiCegarLoop]: Abstraction has 11 states and 14 transitions. [2022-11-21 17:32:18,564 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-21 17:32:18,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 11 states and 14 transitions. [2022-11-21 17:32:18,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-21 17:32:18,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-21 17:32:18,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-21 17:32:18,566 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-21 17:32:18,566 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-21 17:32:18,566 INFO L748 eck$LassoCheckResult]: Stem: 241#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 242#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~ret17#1;assume { :begin_inline_test_fun } true;test_fun_#in~x#1, test_fun_#in~y#1, test_fun_#in~z#1 := main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1;havoc test_fun_#res#1;havoc test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset, test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset, test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset, test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset, test_fun_#t~mem11#1, test_fun_#t~mem12#1, test_fun_#t~mem6#1, test_fun_#t~mem7#1, test_fun_#t~mem8#1, test_fun_#t~mem9#1, test_fun_#t~short10#1, test_fun_#t~mem13#1, test_fun_~x#1, test_fun_~y#1, test_fun_~z#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, test_fun_~c~0#1.base, test_fun_~c~0#1.offset;test_fun_~x#1 := test_fun_#in~x#1;test_fun_~y#1 := test_fun_#in~y#1;test_fun_~z#1 := test_fun_#in~z#1;call test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset := test_fun_#t~malloc2#1.base, test_fun_#t~malloc2#1.offset;call test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset := test_fun_#t~malloc3#1.base, test_fun_#t~malloc3#1.offset;call test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset := test_fun_#t~malloc4#1.base, test_fun_#t~malloc4#1.offset;call test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);test_fun_~c~0#1.base, test_fun_~c~0#1.offset := test_fun_#t~malloc5#1.base, test_fun_#t~malloc5#1.offset;call write~int(test_fun_~x#1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_~y#1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_~z#1, test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);call write~int(0, test_fun_~c~0#1.base, test_fun_~c~0#1.offset, 4); 250#L557-5 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 244#L557-1 [2022-11-21 17:32:18,566 INFO L750 eck$LassoCheckResult]: Loop: 244#L557-1 assume !test_fun_#t~short10#1; 247#L557-3 assume !!test_fun_#t~short10#1;havoc test_fun_#t~mem6#1;havoc test_fun_#t~mem7#1;havoc test_fun_#t~mem8#1;havoc test_fun_#t~mem9#1;havoc test_fun_#t~short10#1;call test_fun_#t~mem11#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call write~int(test_fun_#t~mem11#1 - 1, test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);havoc test_fun_#t~mem11#1;call test_fun_#t~mem12#1 := read~int(test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);call write~int(test_fun_#t~mem12#1 - 1, test_fun_~y_ref~0#1.base, test_fun_~y_ref~0#1.offset, 4);havoc test_fun_#t~mem12#1; 243#L557-5 call test_fun_#t~mem6#1 := read~int(test_fun_~x_ref~0#1.base, test_fun_~x_ref~0#1.offset, 4);call test_fun_#t~mem7#1 := read~int(test_fun_~z_ref~0#1.base, test_fun_~z_ref~0#1.offset, 4);test_fun_#t~short10#1 := test_fun_#t~mem6#1 > test_fun_#t~mem7#1; 244#L557-1 [2022-11-21 17:32:18,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:18,567 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-21 17:32:18,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:32:18,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244206415] [2022-11-21 17:32:18,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:32:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:32:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:18,630 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:32:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:32:18,663 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:32:18,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:32:18,666 INFO L85 PathProgramCache]: Analyzing trace with hash 41888, now seen corresponding path program 1 times [2022-11-21 17:32:18,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:32:18,667 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456329932] [2022-11-21 17:32:18,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:32:18,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:32:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:32:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:32:18,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:32:18,717 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456329932] [2022-11-21 17:32:18,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456329932] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:32:18,718 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:32:18,718 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 17:32:18,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992726607] [2022-11-21 17:32:18,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:32:18,721 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-21 17:32:18,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:32:18,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 17:32:18,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 17:32:18,726 INFO L87 Difference]: Start difference. First operand 11 states and 14 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 1.0) internal successors, (3), 2 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) [2022-11-21 17:32:18,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:32:18,742 INFO L93 Difference]: Finished difference Result 9 states and 10 transitions. [2022-11-21 17:32:18,742 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 9 states and 10 transitions. [2022-11-21 17:32:18,744 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 17:32:18,744 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 9 states to 0 states and 0 transitions. [2022-11-21 17:32:18,745 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-21 17:32:18,745 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-21 17:32:18,745 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-21 17:32:18,745 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 17:32:18,745 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 17:32:18,745 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 17:32:18,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 17:32:18,746 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-21 17:32:18,747 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-21 17:32:18,747 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-21 17:32:18,747 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-21 17:32:18,747 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-21 17:32:18,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.11 05:32:18 BoogieIcfgContainer [2022-11-21 17:32:18,755 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-21 17:32:18,756 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:32:18,756 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:32:18,756 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:32:18,757 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:32:11" (3/4) ... [2022-11-21 17:32:18,760 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 17:32:18,760 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:32:18,761 INFO L158 Benchmark]: Toolchain (without parser) took 7975.84ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 135.3MB in the beginning and 84.6MB in the end (delta: 50.6MB). Peak memory consumption was 82.7MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,762 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:32:18,764 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.66ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 120.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,768 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.31ms. Allocated memory is still 165.7MB. Free memory was 119.4MB in the beginning and 117.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,768 INFO L158 Benchmark]: Boogie Preprocessor took 39.58ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 116.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,769 INFO L158 Benchmark]: RCFGBuilder took 379.58ms. Allocated memory is still 165.7MB. Free memory was 116.4MB in the beginning and 134.4MB in the end (delta: -18.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,769 INFO L158 Benchmark]: BuchiAutomizer took 6996.03ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 133.5MB in the beginning and 84.6MB in the end (delta: 48.9MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2022-11-21 17:32:18,769 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 199.2MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:32:18,776 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 123.7MB. Free memory was 96.9MB in the beginning and 96.8MB in the end (delta: 82.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.66ms. Allocated memory is still 165.7MB. Free memory was 135.3MB in the beginning and 120.0MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.31ms. Allocated memory is still 165.7MB. Free memory was 119.4MB in the beginning and 117.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.58ms. Allocated memory is still 165.7MB. Free memory was 117.9MB in the beginning and 116.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 379.58ms. Allocated memory is still 165.7MB. Free memory was 116.4MB in the beginning and 134.4MB in the end (delta: -18.0MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 6996.03ms. Allocated memory was 165.7MB in the beginning and 199.2MB in the end (delta: 33.6MB). Free memory was 133.5MB in the beginning and 84.6MB in the end (delta: 48.9MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 199.2MB. Free memory is still 84.6MB. 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function unknown-#memory_int-unknown[y_ref][y_ref] + -1 * unknown-#memory_int-unknown[z_ref][z_ref] and consists of 6 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.8s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 6.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 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, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 10 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 11 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital413 mio100 ax104 hnf100 lsp93 ukn53 mio100 lsp36 div100 bol100 ite100 ukn100 eq186 hnf88 smp97 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 45ms 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! [2022-11-21 17:32:18,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-21 17:32:18,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f85ccb65-7b57-4de4-aa05-c999cbdd530f/bin/uautomizer-vX5HgA9Q3a/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