./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- 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-5e519f3 [2022-11-02 20:39:02,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:39:02,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:39:02,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:39:02,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:39:02,825 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:39:02,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:39:02,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:39:02,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:39:02,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:39:02,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:39:02,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:39:02,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:39:02,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:39:02,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:39:02,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:39:02,849 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:39:02,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:39:02,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:39:02,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:39:02,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:39:02,862 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:39:02,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:39:02,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:39:02,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:39:02,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:39:02,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:39:02,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:39:02,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:39:02,870 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:39:02,870 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:39:02,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:39:02,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:39:02,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:39:02,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:39:02,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:39:02,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:39:02,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:39:02,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:39:02,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:39:02,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:39:02,878 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:39:02,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:39:02,905 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:39:02,905 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:39:02,905 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:39:02,907 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:39:02,907 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:39:02,907 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:39:02,907 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:39:02,907 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:39:02,908 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:39:02,908 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:39:02,908 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:39:02,908 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:39:02,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:39:02,909 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:39:02,909 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:39:02,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:39:02,909 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:39:02,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:39:02,910 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:39:02,911 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:39:02,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:39:02,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:39:02,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:39:02,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:39:02,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:39:02,913 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:39:02,913 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_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2022-11-02 20:39:03,213 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:39:03,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:39:03,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:39:03,246 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:39:03,248 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:39:03,249 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/recursive/gcd02.c [2022-11-02 20:39:03,338 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/data/ba5cac86f/43229da7341b4a6d93040b3c94e8ba6a/FLAGec251176c [2022-11-02 20:39:03,878 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:39:03,879 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/sv-benchmarks/c/recursive/gcd02.c [2022-11-02 20:39:03,885 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/data/ba5cac86f/43229da7341b4a6d93040b3c94e8ba6a/FLAGec251176c [2022-11-02 20:39:04,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/data/ba5cac86f/43229da7341b4a6d93040b3c94e8ba6a [2022-11-02 20:39:04,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:39:04,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:39:04,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:39:04,243 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:39:04,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:39:04,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a7ff29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04, skipping insertion in model container [2022-11-02 20:39:04,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:39:04,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:39:04,473 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/sv-benchmarks/c/recursive/gcd02.c[623,636] [2022-11-02 20:39:04,492 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2022-11-02 20:39:04,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:39:04,505 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:39:04,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/sv-benchmarks/c/recursive/gcd02.c[623,636] [2022-11-02 20:39:04,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2022-11-02 20:39:04,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:39:04,551 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:39:04,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04 WrapperNode [2022-11-02 20:39:04,552 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:39:04,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:39:04,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:39:04,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:39:04,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,594 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2022-11-02 20:39:04,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:39:04,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:39:04,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:39:04,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:39:04,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,619 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,627 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,633 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:39:04,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:39:04,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:39:04,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:39:04,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (1/1) ... [2022-11-02 20:39:04,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:04,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:04,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:04,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:39:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:39:04,742 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2022-11-02 20:39:04,743 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2022-11-02 20:39:04,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:39:04,749 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2022-11-02 20:39:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2022-11-02 20:39:04,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:39:04,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:39:04,832 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:39:04,836 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:39:05,048 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:39:05,070 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:39:05,070 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:39:05,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:39:05 BoogieIcfgContainer [2022-11-02 20:39:05,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:39:05,074 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:39:05,074 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:39:05,088 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:39:05,088 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:39:05,089 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:39:04" (1/3) ... [2022-11-02 20:39:05,090 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73bfdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:39:05, skipping insertion in model container [2022-11-02 20:39:05,090 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:39:05,090 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:39:04" (2/3) ... [2022-11-02 20:39:05,091 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73bfdd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:39:05, skipping insertion in model container [2022-11-02 20:39:05,091 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:39:05,091 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:39:05" (3/3) ... [2022-11-02 20:39:05,093 INFO L332 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2022-11-02 20:39:05,168 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:39:05,168 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:39:05,169 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:39:05,169 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:39:05,169 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:39:05,169 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:39:05,169 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:39:05,170 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:39:05,176 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-02 20:39:05,214 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-11-02 20:39:05,222 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:05,222 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:05,230 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:39:05,230 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:39:05,231 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:39:05,232 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-02 20:39:05,242 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2022-11-02 20:39:05,242 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:05,243 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:05,244 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:39:05,244 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:39:05,254 INFO L748 eck$LassoCheckResult]: Stem: 15#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 5#L44true assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 13#L48true assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 6#L51true assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 27#L52true call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 32#gcdENTRYtrue [2022-11-02 20:39:05,255 INFO L750 eck$LassoCheckResult]: Loop: 32#gcdENTRYtrue ~y1 := #in~y1;~y2 := #in~y2; 18#L18true assume !(~y1 <= 0 || ~y2 <= 0); 22#L18-2true assume !(~y1 == ~y2); 12#L25true assume !(~y1 > ~y2); 26#L28true call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 32#gcdENTRYtrue [2022-11-02 20:39:05,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:05,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1895408799, now seen corresponding path program 1 times [2022-11-02 20:39:05,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:05,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358900808] [2022-11-02 20:39:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:05,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:05,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,481 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:05,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:05,485 INFO L85 PathProgramCache]: Analyzing trace with hash 40301496, now seen corresponding path program 1 times [2022-11-02 20:39:05,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:05,487 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638369287] [2022-11-02 20:39:05,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:05,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:05,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,531 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:05,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:05,540 INFO L85 PathProgramCache]: Analyzing trace with hash 762413530, now seen corresponding path program 1 times [2022-11-02 20:39:05,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:05,540 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163108726] [2022-11-02 20:39:05,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:05,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,564 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:05,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:05,870 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:05,871 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:05,871 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:05,872 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:05,872 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:39:05,872 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:05,872 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:05,873 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:05,873 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2022-11-02 20:39:05,873 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:05,874 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:05,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:05,907 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:05,944 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:05,947 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:05,950 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:05,953 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,047 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:06,048 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:39:06,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,057 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:39:06,062 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:06,062 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:06,085 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:39:06,085 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:39:06,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:06,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,116 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,122 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:06,122 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:06,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:39:06,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:06,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,192 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:39:06,203 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:06,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:39:06,381 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:39:06,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:06,393 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:06,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:06,393 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:06,393 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:06,393 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:06,393 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:06,394 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:06,394 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2022-11-02 20:39:06,394 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:06,394 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:06,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,420 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,426 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,430 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,433 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:06,513 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:06,525 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:06,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,538 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,578 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 [2022-11-02 20:39:06,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:39:06,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:06,593 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:06,593 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:06,593 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:06,594 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:06,596 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:06,596 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:06,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:06,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:06,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,673 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:39:06,704 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 [2022-11-02 20:39:06,717 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:06,718 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:06,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:06,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:06,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:06,722 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:06,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:06,737 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:06,743 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-02 20:39:06,744 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:39:06,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:06,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:06,748 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:06,770 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:06,770 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-02 20:39:06,770 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:06,771 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2) = 1*gcd_#in~y2 Supporting invariants [] [2022-11-02 20:39:06,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:39:06,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:06,796 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-02 20:39:06,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:06,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:39:06,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:06,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:39:06,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:07,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:07,049 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 [2022-11-02 20:39:07,051 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:39:07,228 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 117 states and 161 transitions. Complement of second has 22 states. [2022-11-02 20:39:07,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-02 20:39:07,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:39:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 61 transitions. [2022-11-02 20:39:07,243 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 5 letters. [2022-11-02 20:39:07,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:07,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 11 letters. Loop has 5 letters. [2022-11-02 20:39:07,245 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:07,245 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 10 letters. [2022-11-02 20:39:07,246 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:07,247 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 161 transitions. [2022-11-02 20:39:07,266 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-02 20:39:07,279 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 49 states and 67 transitions. [2022-11-02 20:39:07,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-11-02 20:39:07,281 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2022-11-02 20:39:07,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 67 transitions. [2022-11-02 20:39:07,285 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:39:07,285 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 67 transitions. [2022-11-02 20:39:07,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 67 transitions. [2022-11-02 20:39:07,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2022-11-02 20:39:07,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2022-11-02 20:39:07,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2022-11-02 20:39:07,326 INFO L240 hiAutomatonCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-11-02 20:39:07,326 INFO L428 stractBuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2022-11-02 20:39:07,327 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:39:07,327 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2022-11-02 20:39:07,328 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2022-11-02 20:39:07,328 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:07,328 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:07,329 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:39:07,329 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-11-02 20:39:07,329 INFO L748 eck$LassoCheckResult]: Stem: 233#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 234#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 241#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 242#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 243#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 228#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 256#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 244#L18 assume !(~y1 <= 0 || ~y2 <= 0); 245#L18-2 assume !(~y1 == ~y2); 252#L25 assume ~y1 > ~y2; 227#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 229#gcdENTRY [2022-11-02 20:39:07,329 INFO L750 eck$LassoCheckResult]: Loop: 229#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 258#L18 assume !(~y1 <= 0 || ~y2 <= 0); 266#L18-2 assume !(~y1 == ~y2); 265#L25 assume ~y1 > ~y2; 257#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 229#gcdENTRY [2022-11-02 20:39:07,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:07,330 INFO L85 PathProgramCache]: Analyzing trace with hash 762413435, now seen corresponding path program 1 times [2022-11-02 20:39:07,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:07,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015193871] [2022-11-02 20:39:07,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:07,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:07,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:07,395 INFO L85 PathProgramCache]: Analyzing trace with hash 40301401, now seen corresponding path program 1 times [2022-11-02 20:39:07,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:07,396 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97209976] [2022-11-02 20:39:07,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:07,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:07,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,418 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:07,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:07,419 INFO L85 PathProgramCache]: Analyzing trace with hash -2064822753, now seen corresponding path program 2 times [2022-11-02 20:39:07,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:07,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060258049] [2022-11-02 20:39:07,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:07,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:07,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:07,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:07,588 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:07,589 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:07,589 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:07,589 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:07,589 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:39:07,589 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,589 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:07,589 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:07,590 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2022-11-02 20:39:07,590 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:07,590 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:07,591 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,596 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,599 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,619 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:07,676 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:07,676 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:39:07,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:07,678 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:07,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:39:07,683 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:07,683 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:07,705 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:39:07,705 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret4=0} Honda state: {gcd_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:39:07,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:07,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:07,767 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:07,770 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:07,770 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:07,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:39:07,785 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:39:07,786 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:39:07,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:07,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:07,809 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:07,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:39:07,814 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:07,814 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:07,842 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:39:07,842 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res=0} Honda state: {gcd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:39:07,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:07,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:07,866 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:07,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:39:07,869 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:39:07,869 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:07,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:07,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:07,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:07,944 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:07,946 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:39:07,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:39:07,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:39:08,046 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:39:08,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:08,054 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:08,054 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:08,054 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:08,054 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:08,054 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:08,054 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:08,054 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:08,054 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:08,054 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2022-11-02 20:39:08,055 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:08,055 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:08,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,088 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,091 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,095 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:08,148 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:08,148 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:08,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:08,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:08,154 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:08,158 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 [2022-11-02 20:39:08,170 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:08,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:08,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:08,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:08,171 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:08,172 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:08,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:08,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:39:08,178 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:08,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:08,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:08,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:08,219 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:08,227 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 [2022-11-02 20:39:08,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:39:08,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:08,240 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:08,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:08,240 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:08,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:08,241 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:08,241 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:08,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:08,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:08,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:08,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:08,270 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:08,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:39:08,273 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 [2022-11-02 20:39:08,283 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:08,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:08,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:08,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:08,284 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:08,286 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:08,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:08,293 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:08,299 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-02 20:39:08,299 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:39:08,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:08,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:08,302 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:08,309 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:08,310 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-02 20:39:08,310 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:08,310 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1) = 1*gcd_#in~y1 Supporting invariants [] [2022-11-02 20:39:08,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:39:08,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:08,337 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-02 20:39:08,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:08,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-02 20:39:08,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:08,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:08,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-02 20:39:08,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:08,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:08,510 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2022-11-02 20:39:08,511 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:39:08,667 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 140 states and 188 transitions. Complement of second has 31 states. [2022-11-02 20:39:08,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2022-11-02 20:39:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:39:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2022-11-02 20:39:08,670 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2022-11-02 20:39:08,671 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:08,671 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2022-11-02 20:39:08,671 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:08,671 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2022-11-02 20:39:08,672 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:08,672 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 188 transitions. [2022-11-02 20:39:08,676 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-02 20:39:08,701 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 116 states and 164 transitions. [2022-11-02 20:39:08,701 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2022-11-02 20:39:08,702 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2022-11-02 20:39:08,702 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2022-11-02 20:39:08,702 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:39:08,702 INFO L218 hiAutomatonCegarLoop]: Abstraction has 116 states and 164 transitions. [2022-11-02 20:39:08,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2022-11-02 20:39:08,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 82. [2022-11-02 20:39:08,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.180327868852459) internal successors, (72), 65 states have internal predecessors, (72), 11 states have call successors, (11), 8 states have call predecessors, (11), 10 states have return successors, (26), 8 states have call predecessors, (26), 9 states have call successors, (26) [2022-11-02 20:39:08,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2022-11-02 20:39:08,713 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 109 transitions. [2022-11-02 20:39:08,713 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2022-11-02 20:39:08,714 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:39:08,714 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 109 transitions. [2022-11-02 20:39:08,715 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:08,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:08,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:08,746 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:39:08,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:08,747 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:39:08,747 INFO L748 eck$LassoCheckResult]: Stem: 518#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 526#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 527#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 528#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 512#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 545#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 553#L18 assume !(~y1 <= 0 || ~y2 <= 0); 578#L18-2 assume ~y1 == ~y2;#res := ~y1; 520#gcdFINAL assume true; 521#gcdEXIT >#73#return; 546#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 523#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 536#dividesENTRY [2022-11-02 20:39:08,747 INFO L750 eck$LassoCheckResult]: Loop: 536#dividesENTRY ~n := #in~n;~m := #in~m; 522#L33 assume !(0 == ~m); 525#L36 assume !(~n > ~m); 524#L39 call #t~ret6 := divides(~n, ~m - ~n);< 536#dividesENTRY [2022-11-02 20:39:08,748 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:08,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1760834896, now seen corresponding path program 1 times [2022-11-02 20:39:08,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:08,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50141934] [2022-11-02 20:39:08,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:08,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,762 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:08,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:08,781 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 1 times [2022-11-02 20:39:08,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:08,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376384956] [2022-11-02 20:39:08,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:08,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,801 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:08,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:08,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1103561454, now seen corresponding path program 1 times [2022-11-02 20:39:08,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:08,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354015581] [2022-11-02 20:39:08,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:08,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,829 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:08,847 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:09,481 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:09,481 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:09,481 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:09,481 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:09,482 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:09,482 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:09,482 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:09,482 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:09,482 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2022-11-02 20:39:09,482 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:09,482 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:09,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,537 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,541 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,544 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,565 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,600 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,607 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,613 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,616 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,622 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,625 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,628 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:09,830 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:09,830 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:09,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:09,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:09,832 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:09,840 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 [2022-11-02 20:39:09,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:39:09,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:09,855 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:09,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:09,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:09,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:09,856 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:09,856 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:09,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:09,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:09,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:09,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:09,915 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:09,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:39:09,918 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 [2022-11-02 20:39:09,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:09,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:09,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:09,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:09,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:09,931 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:09,931 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:09,932 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:09,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:09,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:09,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:09,965 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:09,968 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 [2022-11-02 20:39:09,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:39:09,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:09,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:09,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:09,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:09,982 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:09,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:09,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:09,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:10,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:10,016 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:10,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:10,017 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:10,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:39:10,021 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 [2022-11-02 20:39:10,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:10,032 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:10,032 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:10,032 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:10,032 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:10,033 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:10,033 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:10,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:10,082 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:10,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:10,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:10,084 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:10,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:39:10,094 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 [2022-11-02 20:39:10,106 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:10,106 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:10,106 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:39:10,106 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:10,120 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:39:10,120 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:39:10,149 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:10,192 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-02 20:39:10,193 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-11-02 20:39:10,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:10,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:10,198 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:10,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:39:10,202 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:10,244 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2022-11-02 20:39:10,245 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:10,245 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2022-11-02 20:39:10,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:10,299 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-02 20:39:10,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:10,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:10,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-02 20:39:10,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:10,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:39:10,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:10,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:10,660 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2022-11-02 20:39:10,660 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32 Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:39:10,955 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32. Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 146 transitions. Complement of second has 21 states. [2022-11-02 20:39:10,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-02 20:39:10,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-02 20:39:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2022-11-02 20:39:10,957 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2022-11-02 20:39:10,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:10,958 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2022-11-02 20:39:10,958 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:10,958 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2022-11-02 20:39:10,958 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:10,958 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 146 transitions. [2022-11-02 20:39:10,960 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:10,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 96 states and 127 transitions. [2022-11-02 20:39:10,963 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2022-11-02 20:39:10,963 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2022-11-02 20:39:10,963 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions. [2022-11-02 20:39:10,964 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:39:10,964 INFO L218 hiAutomatonCegarLoop]: Abstraction has 96 states and 127 transitions. [2022-11-02 20:39:10,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions. [2022-11-02 20:39:10,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 86. [2022-11-02 20:39:10,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.171875) internal successors, (75), 68 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2022-11-02 20:39:10,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 116 transitions. [2022-11-02 20:39:10,973 INFO L240 hiAutomatonCegarLoop]: Abstraction has 86 states and 116 transitions. [2022-11-02 20:39:10,973 INFO L428 stractBuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2022-11-02 20:39:10,973 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:39:10,974 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 116 transitions. [2022-11-02 20:39:10,975 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:10,975 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:10,975 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:10,976 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:39:10,976 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:39:10,977 INFO L748 eck$LassoCheckResult]: Stem: 836#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 837#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 846#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 847#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 848#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 832#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 870#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 878#L18 assume !(~y1 <= 0 || ~y2 <= 0); 877#L18-2 assume !(~y1 == ~y2); 867#L25 assume ~y1 > ~y2; 831#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 833#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 873#L18 assume !(~y1 <= 0 || ~y2 <= 0); 905#L18-2 assume ~y1 == ~y2;#res := ~y1; 904#gcdFINAL assume true; 900#gcdEXIT >#69#return; 897#L26-1 #res := #t~ret4;havoc #t~ret4; 891#gcdFINAL assume true; 876#gcdEXIT >#73#return; 871#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 845#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 862#dividesENTRY [2022-11-02 20:39:10,977 INFO L750 eck$LassoCheckResult]: Loop: 862#dividesENTRY ~n := #in~n;~m := #in~m; 842#L33 assume !(0 == ~m); 844#L36 assume !(~n > ~m); 843#L39 call #t~ret6 := divides(~n, ~m - ~n);< 862#dividesENTRY [2022-11-02 20:39:10,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:10,977 INFO L85 PathProgramCache]: Analyzing trace with hash -1359249693, now seen corresponding path program 1 times [2022-11-02 20:39:10,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:10,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1989430962] [2022-11-02 20:39:10,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:10,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:10,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:10,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:10,999 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:11,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:11,000 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 2 times [2022-11-02 20:39:11,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:11,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915751465] [2022-11-02 20:39:11,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:11,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:11,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:11,009 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:11,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:11,010 INFO L85 PathProgramCache]: Analyzing trace with hash -1249155679, now seen corresponding path program 1 times [2022-11-02 20:39:11,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:11,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779337178] [2022-11-02 20:39:11,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:11,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:11,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:11,038 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:11,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:11,693 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:11,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:11,694 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:11,694 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:11,694 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:11,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:11,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:11,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:11,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2022-11-02 20:39:11,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:11,694 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:11,696 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,724 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,726 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,729 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,731 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,737 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,773 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,787 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,791 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,794 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,800 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:11,802 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:12,007 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:12,007 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:12,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,018 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,022 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 [2022-11-02 20:39:12,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:39:12,035 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,035 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:12,043 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:12,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,096 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,097 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,102 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 [2022-11-02 20:39:12,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:39:12,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,117 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:12,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:12,133 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,167 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,170 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 [2022-11-02 20:39:12,182 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:12,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:12,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:39:12,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-02 20:39:12,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,239 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:39:12,240 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 [2022-11-02 20:39:12,252 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,252 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,254 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:12,254 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:12,281 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,323 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,330 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 [2022-11-02 20:39:12,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:39:12,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,345 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,345 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,346 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,346 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,403 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,410 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 [2022-11-02 20:39:12,423 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,423 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,426 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:12,426 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:12,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:39:12,441 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,478 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,480 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,483 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 [2022-11-02 20:39:12,495 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:39:12,496 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-02 20:39:12,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,532 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:39:12,534 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 [2022-11-02 20:39:12,543 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 20:39:12,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,573 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:39:12,576 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 [2022-11-02 20:39:12,587 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,588 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,588 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,588 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,589 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,589 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-02 20:39:12,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,622 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,626 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 [2022-11-02 20:39:12,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:39:12,639 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,704 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,710 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 [2022-11-02 20:39:12,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:39:12,724 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,726 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,781 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,786 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 [2022-11-02 20:39:12,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:39:12,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,799 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,800 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,800 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,800 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,800 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,858 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,864 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 [2022-11-02 20:39:12,876 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,876 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,876 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,877 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,877 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:39:12,893 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,928 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,934 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 [2022-11-02 20:39:12,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:12,946 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:12,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:12,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:12,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:12,947 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:12,947 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:12,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:39:12,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:12,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:12,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:12,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:12,996 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:12,999 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 [2022-11-02 20:39:13,011 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:13,012 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:13,012 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:39:13,012 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:13,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:39:13,023 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:39:13,023 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:39:13,051 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:13,108 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2022-11-02 20:39:13,108 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2022-11-02 20:39:13,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:13,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:13,109 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:13,126 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:13,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:39:13,145 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2022-11-02 20:39:13,145 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:13,145 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0, 1*divides_#in~m >= 0] [2022-11-02 20:39:13,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:39:13,187 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-02 20:39:13,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:13,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:13,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 20:39:13,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:13,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:13,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:39:13,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:13,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:13,651 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2022-11-02 20:39:13,652 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:39:14,020 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 112 states and 145 transitions. Complement of second has 23 states. [2022-11-02 20:39:14,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-02 20:39:14,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:39:14,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2022-11-02 20:39:14,023 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2022-11-02 20:39:14,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:14,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2022-11-02 20:39:14,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:14,024 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2022-11-02 20:39:14,024 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:14,025 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 112 states and 145 transitions. [2022-11-02 20:39:14,027 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:14,029 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 112 states to 89 states and 118 transitions. [2022-11-02 20:39:14,029 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 57 [2022-11-02 20:39:14,029 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 58 [2022-11-02 20:39:14,030 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 118 transitions. [2022-11-02 20:39:14,030 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:39:14,030 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 118 transitions. [2022-11-02 20:39:14,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 118 transitions. [2022-11-02 20:39:14,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 82. [2022-11-02 20:39:14,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1639344262295082) internal successors, (71), 64 states have internal predecessors, (71), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2022-11-02 20:39:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 106 transitions. [2022-11-02 20:39:14,037 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-02 20:39:14,037 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 106 transitions. [2022-11-02 20:39:14,037 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:39:14,037 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 106 transitions. [2022-11-02 20:39:14,038 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:14,038 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:14,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:14,039 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:39:14,039 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:39:14,040 INFO L748 eck$LassoCheckResult]: Stem: 1189#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 1190#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1197#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1198#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1199#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1200#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1218#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1248#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1246#L18-2 assume !(~y1 == ~y2); 1242#L25 assume !(~y1 > ~y2); 1184#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 1224#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1223#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1222#L18-2 assume ~y1 == ~y2;#res := ~y1; 1195#gcdFINAL assume true; 1196#gcdEXIT >#71#return; 1228#L28-1 #res := #t~ret5;havoc #t~ret5; 1227#gcdFINAL assume true; 1226#gcdEXIT >#73#return; 1219#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1192#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1210#dividesENTRY [2022-11-02 20:39:14,040 INFO L750 eck$LassoCheckResult]: Loop: 1210#dividesENTRY ~n := #in~n;~m := #in~m; 1191#L33 assume !(0 == ~m); 1193#L36 assume !(~n > ~m); 1194#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1210#dividesENTRY [2022-11-02 20:39:14,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:14,040 INFO L85 PathProgramCache]: Analyzing trace with hash -210908093, now seen corresponding path program 1 times [2022-11-02 20:39:14,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:14,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506455043] [2022-11-02 20:39:14,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:14,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,051 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,063 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:14,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:14,063 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 3 times [2022-11-02 20:39:14,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:14,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500960640] [2022-11-02 20:39:14,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:14,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,067 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:14,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:14,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:14,072 INFO L85 PathProgramCache]: Analyzing trace with hash -1286077695, now seen corresponding path program 1 times [2022-11-02 20:39:14,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:14,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853217719] [2022-11-02 20:39:14,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:14,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:14,097 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:14,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:14,696 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:14,696 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:14,696 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:14,696 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:14,696 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:14,696 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:14,696 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:14,696 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:14,696 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2022-11-02 20:39:14,697 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:14,697 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:14,698 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,701 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,703 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,705 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,707 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,709 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,723 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,725 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,726 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,730 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,733 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,749 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,751 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:14,780 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:15,003 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:15,003 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:15,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,004 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:39:15,010 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 [2022-11-02 20:39:15,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,020 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,028 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,063 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,066 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 [2022-11-02 20:39:15,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:39:15,076 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,076 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,076 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,076 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,076 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,077 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,077 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,107 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:39:15,108 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 [2022-11-02 20:39:15,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,120 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,145 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:39:15,147 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 [2022-11-02 20:39:15,156 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,157 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,157 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:39:15,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,193 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:39:15,197 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 [2022-11-02 20:39:15,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,207 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,207 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,207 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,208 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,233 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:39:15,236 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 [2022-11-02 20:39:15,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,246 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,246 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,246 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,247 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,247 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,251 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,273 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:39:15,276 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 [2022-11-02 20:39:15,286 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,287 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,287 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,287 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,288 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,288 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,293 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,319 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:39:15,324 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 [2022-11-02 20:39:15,335 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,335 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,337 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,337 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,352 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-02 20:39:15,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,381 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:39:15,383 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 [2022-11-02 20:39:15,395 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,395 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,395 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,395 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,395 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,396 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,396 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,397 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,423 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:39:15,424 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 [2022-11-02 20:39:15,435 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,435 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,435 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,435 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,435 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,436 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,437 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 20:39:15,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,459 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:39:15,460 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 [2022-11-02 20:39:15,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,472 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 20:39:15,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,494 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,502 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 [2022-11-02 20:39:15,515 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,515 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,516 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:39:15,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-11-02 20:39:15,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,541 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:39:15,543 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 [2022-11-02 20:39:15,552 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,568 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-02 20:39:15,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,594 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:39:15,595 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 [2022-11-02 20:39:15,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,605 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,606 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,606 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,635 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,636 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:39:15,638 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 [2022-11-02 20:39:15,649 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,650 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,650 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,661 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-02 20:39:15,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,684 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:39:15,686 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 [2022-11-02 20:39:15,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,697 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,697 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-02 20:39:15,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,752 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:39:15,753 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 [2022-11-02 20:39:15,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-02 20:39:15,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,794 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:39:15,796 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 [2022-11-02 20:39:15,808 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,808 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,808 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,808 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,808 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,809 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-02 20:39:15,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,836 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,842 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 [2022-11-02 20:39:15,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:39:15,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,857 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:39:15,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,891 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:39:15,892 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 [2022-11-02 20:39:15,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,903 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:15,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,904 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:15,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:15,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 20:39:15,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,933 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:39:15,935 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 [2022-11-02 20:39:15,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,945 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,946 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,946 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:15,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:15,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:15,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:15,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:15,972 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:15,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:39:15,974 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 [2022-11-02 20:39:15,984 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:15,984 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:15,984 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:15,984 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:15,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:15,985 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:16,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:16,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 20:39:16,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:16,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:16,046 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:16,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:39:16,048 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 [2022-11-02 20:39:16,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:16,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:16,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:16,058 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:16,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:16,060 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:16,063 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:16,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:39:16,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:16,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:16,086 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:16,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:39:16,087 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 [2022-11-02 20:39:16,098 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:16,098 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:16,098 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:16,098 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:16,100 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:16,100 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:16,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:16,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:16,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:16,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:16,164 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:16,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:39:16,165 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 [2022-11-02 20:39:16,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:16,175 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:16,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:16,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:16,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:16,176 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:16,176 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:16,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:16,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:39:16,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:16,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:16,199 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:16,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:39:16,200 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 [2022-11-02 20:39:16,211 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:16,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:16,212 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:39:16,212 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:16,222 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:39:16,222 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:39:16,255 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:16,290 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-02 20:39:16,291 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 6 variables to zero. [2022-11-02 20:39:16,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:16,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:16,292 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:16,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:39:16,294 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:16,315 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-02 20:39:16,316 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:16,316 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~n, divides_#in~m) = -4*divides_#in~n + 4*divides_#in~m + 1 Supporting invariants [2*divides_#in~n - 1 >= 0] [2022-11-02 20:39:16,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:16,353 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2022-11-02 20:39:16,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:16,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-02 20:39:16,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:16,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:16,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:39:16,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:16,785 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2022-11-02 20:39:16,787 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:39:17,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:17,166 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 106 transitions. cyclomatic complexity: 29. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 106 states and 131 transitions. Complement of second has 23 states. [2022-11-02 20:39:17,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-02 20:39:17,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-02 20:39:17,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2022-11-02 20:39:17,175 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2022-11-02 20:39:17,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:17,176 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2022-11-02 20:39:17,176 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:17,177 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2022-11-02 20:39:17,177 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:17,177 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 106 states and 131 transitions. [2022-11-02 20:39:17,179 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:17,182 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 106 states to 84 states and 107 transitions. [2022-11-02 20:39:17,182 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-11-02 20:39:17,182 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 53 [2022-11-02 20:39:17,183 INFO L73 IsDeterministic]: Start isDeterministic. Operand 84 states and 107 transitions. [2022-11-02 20:39:17,183 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:39:17,183 INFO L218 hiAutomatonCegarLoop]: Abstraction has 84 states and 107 transitions. [2022-11-02 20:39:17,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states and 107 transitions. [2022-11-02 20:39:17,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2022-11-02 20:39:17,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 64 states have internal predecessors, (70), 12 states have call successors, (12), 8 states have call predecessors, (12), 9 states have return successors, (23), 9 states have call predecessors, (23), 10 states have call successors, (23) [2022-11-02 20:39:17,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 105 transitions. [2022-11-02 20:39:17,190 INFO L240 hiAutomatonCegarLoop]: Abstraction has 82 states and 105 transitions. [2022-11-02 20:39:17,191 INFO L428 stractBuchiCegarLoop]: Abstraction has 82 states and 105 transitions. [2022-11-02 20:39:17,191 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:39:17,191 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 105 transitions. [2022-11-02 20:39:17,192 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-02 20:39:17,192 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:39:17,192 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:39:17,193 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:39:17,194 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-02 20:39:17,194 INFO L748 eck$LassoCheckResult]: Stem: 1526#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 1527#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1536#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1537#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1538#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1539#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1556#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1579#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1576#L18-2 assume !(~y1 == ~y2); 1575#L25 assume ~y1 > ~y2; 1544#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 1574#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1542#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1545#L18-2 assume !(~y1 == ~y2); 1551#L25 assume !(~y1 > ~y2); 1530#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 1555#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1540#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1541#L18-2 assume ~y1 == ~y2;#res := ~y1; 1528#gcdFINAL assume true; 1531#gcdEXIT >#71#return; 1596#L28-1 #res := #t~ret5;havoc #t~ret5; 1595#gcdFINAL assume true; 1573#gcdEXIT >#69#return; 1568#L26-1 #res := #t~ret4;havoc #t~ret4; 1566#gcdFINAL assume true; 1565#gcdEXIT >#73#return; 1557#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1535#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1550#dividesENTRY [2022-11-02 20:39:17,194 INFO L750 eck$LassoCheckResult]: Loop: 1550#dividesENTRY ~n := #in~n;~m := #in~m; 1532#L33 assume !(0 == ~m); 1534#L36 assume !(~n > ~m); 1533#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1550#dividesENTRY [2022-11-02 20:39:17,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:17,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1700205680, now seen corresponding path program 1 times [2022-11-02 20:39:17,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:17,195 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206167787] [2022-11-02 20:39:17,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:17,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,226 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:17,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:17,227 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 4 times [2022-11-02 20:39:17,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:17,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459085267] [2022-11-02 20:39:17,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:17,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:17,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:17,237 INFO L85 PathProgramCache]: Analyzing trace with hash 30895278, now seen corresponding path program 1 times [2022-11-02 20:39:17,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:39:17,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636831947] [2022-11-02 20:39:17,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:39:17,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:39:17,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,255 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:39:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:39:17,278 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:39:17,998 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:39:17,998 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:39:17,998 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:39:17,998 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:39:17,999 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:39:17,999 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:17,999 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:39:17,999 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:39:17,999 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration6_Lasso [2022-11-02 20:39:17,999 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:39:17,999 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:39:18,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,008 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,011 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,013 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,022 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,025 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,042 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,046 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,074 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,076 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,079 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,081 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,084 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,087 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,106 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,108 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:39:18,353 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:39:18,353 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:39:18,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,358 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,362 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 [2022-11-02 20:39:18,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:39:18,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:18,377 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,377 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,377 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,378 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:18,378 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:18,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:18,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,426 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:39:18,429 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 [2022-11-02 20:39:18,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,440 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,441 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,441 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,442 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:18,442 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:18,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-11-02 20:39:18,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,470 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:39:18,478 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 [2022-11-02 20:39:18,488 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,488 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:18,489 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,489 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,489 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:18,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:18,490 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 20:39:18,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,515 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,516 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:39:18,518 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 [2022-11-02 20:39:18,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:18,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:18,534 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:18,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,557 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:39:18,559 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 [2022-11-02 20:39:18,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,569 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,569 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,570 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:39:18,570 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:39:18,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-02 20:39:18,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,599 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:39:18,600 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 [2022-11-02 20:39:18,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,613 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:39:18,613 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:39:18,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,613 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:39:18,614 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:39:18,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:39:18,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:39:18,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,642 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:39:18,644 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 [2022-11-02 20:39:18,657 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:39:18,657 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:39:18,657 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:39:18,657 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:39:18,666 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:39:18,666 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:39:18,691 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:39:18,716 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-11-02 20:39:18,716 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2022-11-02 20:39:18,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:39:18,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:39:18,718 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:39:18,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:39:18,722 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:39:18,738 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 4. [2022-11-02 20:39:18,738 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:39:18,738 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~m >= 0, 2*divides_#in~n - 1 >= 0] [2022-11-02 20:39:18,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Ended with exit code 0 [2022-11-02 20:39:18,790 INFO L156 tatePredicateManager]: 2 out of 3 supporting invariants were superfluous and have been removed [2022-11-02 20:39:18,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:39:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:18,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-02 20:39:18,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:39:19,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-02 20:39:19,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:39:19,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:39:19,352 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2022-11-02 20:39:19,352 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28 Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-02 20:39:19,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-02 20:39:19,698 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 105 transitions. cyclomatic complexity: 28. Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Result 92 states and 115 transitions. Complement of second has 23 states. [2022-11-02 20:39:19,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:39:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-02 20:39:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2022-11-02 20:39:19,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2022-11-02 20:39:19,700 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:19,700 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2022-11-02 20:39:19,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:19,701 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2022-11-02 20:39:19,701 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:39:19,701 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 115 transitions. [2022-11-02 20:39:19,703 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:39:19,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 0 states and 0 transitions. [2022-11-02 20:39:19,704 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:39:19,704 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:39:19,704 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:39:19,704 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:39:19,704 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:39:19,704 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:39:19,705 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:39:19,705 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:39:19,705 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:39:19,705 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:39:19,705 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:39:19,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:39:19 BoogieIcfgContainer [2022-11-02 20:39:19,713 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:39:19,713 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:39:19,713 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:39:19,714 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:39:19,714 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:39:05" (3/4) ... [2022-11-02 20:39:19,717 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:39:19,717 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:39:19,717 INFO L158 Benchmark]: Toolchain (without parser) took 15476.04ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 82.4MB in the beginning and 90.1MB in the end (delta: -7.7MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,718 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:39:19,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.03ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 92.9MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.23ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 91.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,719 INFO L158 Benchmark]: Boogie Preprocessor took 44.68ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,719 INFO L158 Benchmark]: RCFGBuilder took 431.41ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 79.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,719 INFO L158 Benchmark]: BuchiAutomizer took 14639.20ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.9MB in the beginning and 91.2MB in the end (delta: -11.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-02 20:39:19,720 INFO L158 Benchmark]: Witness Printer took 3.47ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 90.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:39:19,722 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 86.0MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.03ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 92.9MB in the end (delta: -10.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.23ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 91.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.68ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 90.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.41ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 79.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 14639.20ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.9MB in the beginning and 91.2MB in the end (delta: -11.3MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. * Witness Printer took 3.47ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 90.1MB in the end (delta: 1.0MB). 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 6 terminating modules (0 trivial, 6 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y2) and consists of 7 locations. One deterministic module has affine ranking function \old(y1) and consists of 7 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function 4 * \old(m) + -4 * \old(n) + 1 and consists of 11 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 14.5s and 7 iterations. TraceHistogramMax:3. Analysis of lassos took 10.2s. Construction of modules took 0.4s. Büchi inclusion checks took 3.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 61 StatesRemovedByMinimization, 5 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 [6, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 200 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 198 mSDsluCounter, 253 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 154 mSDsCounter, 124 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 362 IncrementalHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 124 mSolverCounterUnsat, 99 mSDtfsCounter, 362 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital55 mio100 ax100 hnf100 lsp67 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq162 hnf93 smp94 dnf121 smp100 tf103 neg93 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 162ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.5s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-02 20:39:19,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5df12ec-8cb8-45ca-a6f9-9322572a6c45/bin/uautomizer-Dbtcem3rbc/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