./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8 --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 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 19:32:43,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 19:32:43,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 19:32:43,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 19:32:43,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 19:32:43,707 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 19:32:43,708 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 19:32:43,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 19:32:43,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 19:32:43,711 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 19:32:43,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 19:32:43,713 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 19:32:43,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 19:32:43,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 19:32:43,715 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 19:32:43,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 19:32:43,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 19:32:43,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 19:32:43,718 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 19:32:43,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 19:32:43,720 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 19:32:43,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 19:32:43,724 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 19:32:43,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 19:32:43,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 19:32:43,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 19:32:43,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 19:32:43,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 19:32:43,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 19:32:43,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 19:32:43,729 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 19:32:43,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 19:32:43,730 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 19:32:43,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 19:32:43,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 19:32:43,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 19:32:43,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 19:32:43,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 19:32:43,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 19:32:43,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 19:32:43,733 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 19:32:43,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-12-13 19:32:43,750 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 19:32:43,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 19:32:43,750 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 19:32:43,751 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 19:32:43,751 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 19:32:43,751 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 19:32:43,752 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 19:32:43,752 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 19:32:43,752 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 19:32:43,753 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 19:32:43,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 19:32:43,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 19:32:43,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 19:32:43,755 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 19:32:43,755 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 19:32:43,755 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_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 970cab0a23b690f163a0a51afef8881644c6447187bc11bbe1f60a2a40cf01a7 [2022-12-13 19:32:43,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 19:32:43,943 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 19:32:43,945 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 19:32:43,945 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 19:32:43,946 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 19:32:43,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-12-13 19:32:46,518 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 19:32:46,645 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 19:32:46,646 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-12-13 19:32:46,650 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/data/2d7f54fc9/4819cfcb65d7486684c7b89dbd20bb51/FLAGc6a651edd [2022-12-13 19:32:46,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/data/2d7f54fc9/4819cfcb65d7486684c7b89dbd20bb51 [2022-12-13 19:32:46,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 19:32:46,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 19:32:46,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 19:32:46,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 19:32:46,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 19:32:46,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ae4485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46, skipping insertion in model container [2022-12-13 19:32:46,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 19:32:46,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 19:32:46,803 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-12-13 19:32:46,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:32:46,851 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 19:32:46,861 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/sv-benchmarks/c/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2022-12-13 19:32:46,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 19:32:46,892 INFO L208 MainTranslator]: Completed translation [2022-12-13 19:32:46,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46 WrapperNode [2022-12-13 19:32:46,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 19:32:46,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 19:32:46,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 19:32:46,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 19:32:46,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,908 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,930 INFO L138 Inliner]: procedures = 42, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2022-12-13 19:32:46,930 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 19:32:46,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 19:32:46,931 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 19:32:46,931 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 19:32:46,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,942 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,954 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 19:32:46,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 19:32:46,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 19:32:46,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 19:32:46,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (1/1) ... [2022-12-13 19:32:46,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:46,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:46,985 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:46,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-12-13 19:32:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 19:32:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 19:32:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 19:32:47,086 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 19:32:47,087 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 19:32:47,276 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 19:32:47,281 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 19:32:47,281 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-13 19:32:47,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:32:47 BoogieIcfgContainer [2022-12-13 19:32:47,283 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 19:32:47,283 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 19:32:47,284 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 19:32:47,286 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 19:32:47,287 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:32:47,287 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 07:32:46" (1/3) ... [2022-12-13 19:32:47,288 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4943bbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:32:47, skipping insertion in model container [2022-12-13 19:32:47,288 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:32:47,288 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:32:46" (2/3) ... [2022-12-13 19:32:47,288 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4943bbe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 07:32:47, skipping insertion in model container [2022-12-13 19:32:47,288 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 19:32:47,288 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:32:47" (3/3) ... [2022-12-13 19:32:47,289 INFO L332 chiAutomizerObserver]: Analyzing ICFG veris.c_OpenSER_cases1_stripFullBoth_arr.i [2022-12-13 19:32:47,328 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 19:32:47,328 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 19:32:47,328 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 19:32:47,328 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 19:32:47,328 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 19:32:47,328 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 19:32:47,329 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 19:32:47,329 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 19:32:47,332 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:47,345 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2022-12-13 19:32:47,346 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:47,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:47,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 19:32:47,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 19:32:47,350 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 19:32:47,350 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:47,351 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 28 [2022-12-13 19:32:47,352 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:47,352 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:47,352 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 19:32:47,352 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-12-13 19:32:47,358 INFO L748 eck$LassoCheckResult]: Stem: 31#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(43, 2); 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 36#L90-3true [2022-12-13 19:32:47,358 INFO L750 eck$LassoCheckResult]: Loop: 36#L90-3true assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 33#L90-2true main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 36#L90-3true [2022-12-13 19:32:47,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:47,363 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 19:32:47,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:47,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547401660] [2022-12-13 19:32:47,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,437 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:47,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,456 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:47,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:47,458 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2022-12-13 19:32:47,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:47,459 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423272725] [2022-12-13 19:32:47,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:47,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,465 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,471 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:47,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:47,472 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2022-12-13 19:32:47,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:47,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420572597] [2022-12-13 19:32:47,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:47,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,487 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:47,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:47,707 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:32:47,707 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:32:47,707 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:32:47,707 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:32:47,707 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 19:32:47,707 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:47,708 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:32:47,708 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:32:47,708 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration1_Lasso [2022-12-13 19:32:47,708 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:32:47,708 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:32:47,720 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:47,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:47,872 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:47,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:47,877 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:47,879 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:48,028 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:32:48,032 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 19:32:48,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 19:32:48,038 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 [2022-12-13 19:32:48,048 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:48,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:48,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:48,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:48,049 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:48,051 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:48,051 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:48,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:48,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:48,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,058 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 19:32:48,060 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 [2022-12-13 19:32:48,070 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:48,071 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:48,071 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:48,071 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:48,074 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:48,074 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:48,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:48,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 19:32:48,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,083 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 19:32:48,085 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 [2022-12-13 19:32:48,096 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:48,096 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:48,096 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:48,096 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:48,096 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:48,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:48,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:48,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:48,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 19:32:48,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 19:32:48,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:32:48,115 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:48,115 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:48,115 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:48,115 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:48,118 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:48,118 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:48,122 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:48,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:48,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,126 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 19:32:48,129 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 [2022-12-13 19:32:48,139 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:48,139 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:48,139 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:48,139 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:48,144 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:48,145 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:48,152 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 19:32:48,177 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2022-12-13 19:32:48,177 INFO L444 ModelExtractionUtils]: 3 out of 13 variables were initially zero. Simplification set additionally 7 variables to zero. [2022-12-13 19:32:48,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:48,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,217 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 19:32:48,219 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 19:32:48,230 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 19:32:48,231 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 19:32:48,231 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1, ULTIMATE.start_main_~i~1#1) = 15*v_rep(select #length ULTIMATE.start_main_~#A~0#1.base)_1 - 2*ULTIMATE.start_main_~i~1#1 Supporting invariants [] [2022-12-13 19:32:48,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 19:32:48,245 INFO L156 tatePredicateManager]: 4 out of 4 supporting invariants were superfluous and have been removed [2022-12-13 19:32:48,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:32:48,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:48,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 19:32:48,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:48,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,350 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 19:32:48,352 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,438 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 37 states, 36 states have (on average 1.5277777777777777) internal successors, (55), 36 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 102 states and 153 transitions. Complement of second has 8 states. [2022-12-13 19:32:48,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 19:32:48,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 101 transitions. [2022-12-13 19:32:48,445 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 2 letters. Loop has 2 letters. [2022-12-13 19:32:48,446 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:48,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 4 letters. Loop has 2 letters. [2022-12-13 19:32:48,446 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:48,446 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 101 transitions. Stem has 2 letters. Loop has 4 letters. [2022-12-13 19:32:48,446 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:48,446 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 102 states and 153 transitions. [2022-12-13 19:32:48,451 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,453 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 102 states to 32 states and 43 transitions. [2022-12-13 19:32:48,454 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-12-13 19:32:48,454 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 19:32:48,455 INFO L73 IsDeterministic]: Start isDeterministic. Operand 32 states and 43 transitions. [2022-12-13 19:32:48,455 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:32:48,455 INFO L218 hiAutomatonCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-12-13 19:32:48,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states and 43 transitions. [2022-12-13 19:32:48,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2022-12-13 19:32:48,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.34375) internal successors, (43), 31 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 43 transitions. [2022-12-13 19:32:48,481 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-12-13 19:32:48,481 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 43 transitions. [2022-12-13 19:32:48,481 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 19:32:48,481 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 43 transitions. [2022-12-13 19:32:48,482 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:48,482 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:48,482 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2022-12-13 19:32:48,483 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:32:48,483 INFO L748 eck$LassoCheckResult]: Stem: 222#$Ultimate##0 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(43, 2); 203#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 204#L90-3 assume !(main_~i~1#1 < 8); 212#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 213#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 209#L63-4 [2022-12-13 19:32:48,483 INFO L750 eck$LassoCheckResult]: Loop: 209#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 194#L66 assume !parse_expression_list_#t~switch5#1; 195#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 210#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 211#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 209#L63-4 [2022-12-13 19:32:48,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,484 INFO L85 PathProgramCache]: Analyzing trace with hash 28696938, now seen corresponding path program 1 times [2022-12-13 19:32:48,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:48,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697173901] [2022-12-13 19:32:48,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:32:48,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697173901] [2022-12-13 19:32:48,555 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697173901] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:32:48,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:32:48,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 19:32:48,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700784502] [2022-12-13 19:32:48,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:32:48,557 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:32:48,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,557 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 1 times [2022-12-13 19:32:48,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:48,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527355821] [2022-12-13 19:32:48,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:48,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:48,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:48,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:48,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:48,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:32:48,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:32:48,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:32:48,625 INFO L87 Difference]: Start difference. First operand 32 states and 43 transitions. cyclomatic complexity: 13 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:32:48,634 INFO L93 Difference]: Finished difference Result 33 states and 43 transitions. [2022-12-13 19:32:48,635 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 43 transitions. [2022-12-13 19:32:48,635 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,636 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 33 states and 43 transitions. [2022-12-13 19:32:48,636 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-12-13 19:32:48,636 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 19:32:48,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 33 states and 43 transitions. [2022-12-13 19:32:48,636 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:32:48,636 INFO L218 hiAutomatonCegarLoop]: Abstraction has 33 states and 43 transitions. [2022-12-13 19:32:48,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states and 43 transitions. [2022-12-13 19:32:48,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 32. [2022-12-13 19:32:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.3125) internal successors, (42), 31 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 42 transitions. [2022-12-13 19:32:48,638 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 42 transitions. [2022-12-13 19:32:48,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:32:48,639 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 42 transitions. [2022-12-13 19:32:48,639 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 19:32:48,640 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 42 transitions. [2022-12-13 19:32:48,640 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,640 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:48,640 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:48,640 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:32:48,641 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:32:48,641 INFO L748 eck$LassoCheckResult]: Stem: 293#$Ultimate##0 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(43, 2); 274#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 275#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 295#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 296#L90-3 assume !(main_~i~1#1 < 8); 285#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 286#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 280#L63-4 [2022-12-13 19:32:48,641 INFO L750 eck$LassoCheckResult]: Loop: 280#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 265#L66 assume !parse_expression_list_#t~switch5#1; 266#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 281#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 282#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 280#L63-4 [2022-12-13 19:32:48,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1809669544, now seen corresponding path program 1 times [2022-12-13 19:32:48,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:48,641 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527031940] [2022-12-13 19:32:48,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:48,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:32:48,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527031940] [2022-12-13 19:32:48,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527031940] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:32:48,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [837230963] [2022-12-13 19:32:48,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:32:48,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,709 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-13 19:32:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 19:32:48,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:48,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,766 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:32:48,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,781 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [837230963] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:32:48,781 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:32:48,781 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2022-12-13 19:32:48,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606464241] [2022-12-13 19:32:48,782 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:32:48,782 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:32:48,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,782 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 2 times [2022-12-13 19:32:48,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:48,783 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207714946] [2022-12-13 19:32:48,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:48,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:48,794 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:48,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:32:48,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:32:48,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:32:48,837 INFO L87 Difference]: Start difference. First operand 32 states and 42 transitions. cyclomatic complexity: 12 Second operand has 7 states, 7 states have (on average 2.0) internal successors, (14), 7 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:32:48,855 INFO L93 Difference]: Finished difference Result 38 states and 48 transitions. [2022-12-13 19:32:48,855 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 48 transitions. [2022-12-13 19:32:48,855 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,856 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 38 states and 48 transitions. [2022-12-13 19:32:48,856 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-12-13 19:32:48,856 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 19:32:48,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 38 states and 48 transitions. [2022-12-13 19:32:48,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:32:48,856 INFO L218 hiAutomatonCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-12-13 19:32:48,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states and 48 transitions. [2022-12-13 19:32:48,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 38. [2022-12-13 19:32:48,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.263157894736842) internal successors, (48), 37 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 48 transitions. [2022-12-13 19:32:48,858 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-12-13 19:32:48,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 19:32:48,859 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 48 transitions. [2022-12-13 19:32:48,859 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-12-13 19:32:48,859 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 48 transitions. [2022-12-13 19:32:48,860 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:48,860 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:48,860 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:48,860 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [4, 4, 1, 1, 1, 1, 1] [2022-12-13 19:32:48,860 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:32:48,860 INFO L748 eck$LassoCheckResult]: Stem: 409#$Ultimate##0 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(43, 2); 390#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 391#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 411#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 412#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 413#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 418#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 417#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 416#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 415#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 414#L90-3 assume !(main_~i~1#1 < 8); 399#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 400#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 396#L63-4 [2022-12-13 19:32:48,860 INFO L750 eck$LassoCheckResult]: Loop: 396#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 381#L66 assume !parse_expression_list_#t~switch5#1; 382#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 397#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 398#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 396#L63-4 [2022-12-13 19:32:48,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:48,861 INFO L85 PathProgramCache]: Analyzing trace with hash 82232674, now seen corresponding path program 2 times [2022-12-13 19:32:48,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:48,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081101643] [2022-12-13 19:32:48,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:48,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:48,941 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:48,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:32:48,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081101643] [2022-12-13 19:32:48,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081101643] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:32:48,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620299078] [2022-12-13 19:32:48,942 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 19:32:48,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:32:48,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:48,943 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:32:48,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-12-13 19:32:48,995 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 19:32:48,995 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 19:32:48,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 19:32:48,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:49,017 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:49,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:32:49,057 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:49,057 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [620299078] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:32:49,057 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:32:49,057 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 11 [2022-12-13 19:32:49,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676020668] [2022-12-13 19:32:49,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:32:49,058 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:32:49,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:49,059 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 3 times [2022-12-13 19:32:49,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:49,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40655042] [2022-12-13 19:32:49,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:49,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,069 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:49,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:32:49,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-13 19:32:49,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-12-13 19:32:49,110 INFO L87 Difference]: Start difference. First operand 38 states and 48 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 2.1818181818181817) internal successors, (24), 11 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:49,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:32:49,137 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2022-12-13 19:32:49,137 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 56 transitions. [2022-12-13 19:32:49,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:49,139 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 56 transitions. [2022-12-13 19:32:49,139 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-12-13 19:32:49,139 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 19:32:49,139 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 56 transitions. [2022-12-13 19:32:49,139 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:32:49,139 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-12-13 19:32:49,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 56 transitions. [2022-12-13 19:32:49,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2022-12-13 19:32:49,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 45 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:49,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 56 transitions. [2022-12-13 19:32:49,142 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-12-13 19:32:49,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-12-13 19:32:49,143 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 56 transitions. [2022-12-13 19:32:49,144 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-12-13 19:32:49,144 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 56 transitions. [2022-12-13 19:32:49,144 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 25 [2022-12-13 19:32:49,144 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:49,144 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:49,145 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1] [2022-12-13 19:32:49,145 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:32:49,145 INFO L748 eck$LassoCheckResult]: Stem: 579#$Ultimate##0 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(43, 2); 560#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 561#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 583#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 584#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 581#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 582#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 596#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 595#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 594#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 593#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 592#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 591#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 590#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 589#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 588#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 587#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 586#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 585#L90-3 assume !(main_~i~1#1 < 8); 569#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 570#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 566#L63-4 [2022-12-13 19:32:49,145 INFO L750 eck$LassoCheckResult]: Loop: 566#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 551#L66 assume !parse_expression_list_#t~switch5#1; 552#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 567#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 568#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 566#L63-4 [2022-12-13 19:32:49,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:49,146 INFO L85 PathProgramCache]: Analyzing trace with hash 684732762, now seen corresponding path program 3 times [2022-12-13 19:32:49,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:49,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075797899] [2022-12-13 19:32:49,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:49,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,170 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:49,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:49,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:49,192 INFO L85 PathProgramCache]: Analyzing trace with hash 55413311, now seen corresponding path program 4 times [2022-12-13 19:32:49,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:49,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089615815] [2022-12-13 19:32:49,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:49,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,200 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:49,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:49,200 INFO L85 PathProgramCache]: Analyzing trace with hash 299059334, now seen corresponding path program 1 times [2022-12-13 19:32:49,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:49,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460197411] [2022-12-13 19:32:49,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:49,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,232 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:49,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:54,724 WARN L233 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 209 DAG size of output: 163 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 19:32:55,501 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:32:55,501 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:32:55,501 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:32:55,501 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:32:55,501 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 19:32:55,501 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:55,501 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:32:55,501 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:32:55,501 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration5_Lasso [2022-12-13 19:32:55,501 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:32:55,501 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:32:55,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,505 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,510 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,512 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,513 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,515 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,516 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,520 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,523 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,525 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,526 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,528 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,529 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,531 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,532 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,534 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,536 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,537 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,538 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,541 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,543 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,545 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,548 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,549 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:55,551 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:57,104 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:32:57,420 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:32:57,420 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 19:32:57,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,421 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 19:32:57,423 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 [2022-12-13 19:32:57,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,433 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,434 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,434 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,434 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,435 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 19:32:57,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,439 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 19:32:57,441 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 [2022-12-13 19:32:57,451 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,451 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,451 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,451 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,452 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,452 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 19:32:57,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,459 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 19:32:57,461 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 [2022-12-13 19:32:57,471 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,471 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,471 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,471 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,472 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,473 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 19:32:57,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,478 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 19:32:57,480 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 [2022-12-13 19:32:57,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,490 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,490 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,490 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,492 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,499 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 19:32:57,501 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 [2022-12-13 19:32:57,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,512 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,512 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,513 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 19:32:57,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,517 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 19:32:57,519 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 [2022-12-13 19:32:57,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,529 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,529 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,529 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,529 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,530 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 19:32:57,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,534 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 19:32:57,536 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 [2022-12-13 19:32:57,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,546 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,547 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,547 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,548 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 19:32:57,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,551 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 19:32:57,553 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 [2022-12-13 19:32:57,563 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 19:32:57,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,568 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 19:32:57,571 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 [2022-12-13 19:32:57,580 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,580 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,580 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,581 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,581 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,581 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0 [2022-12-13 19:32:57,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,586 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 19:32:57,588 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 [2022-12-13 19:32:57,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,598 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,599 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,603 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-12-13 19:32:57,605 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 [2022-12-13 19:32:57,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,617 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-12-13 19:32:57,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,621 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-12-13 19:32:57,623 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 [2022-12-13 19:32:57,633 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,633 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,635 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,635 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0 [2022-12-13 19:32:57,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,641 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-12-13 19:32:57,644 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 [2022-12-13 19:32:57,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,659 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-12-13 19:32:57,661 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 [2022-12-13 19:32:57,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-12-13 19:32:57,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,677 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-12-13 19:32:57,679 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 [2022-12-13 19:32:57,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-12-13 19:32:57,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,694 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-12-13 19:32:57,696 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 [2022-12-13 19:32:57,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,712 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-12-13 19:32:57,714 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 [2022-12-13 19:32:57,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Ended with exit code 0 [2022-12-13 19:32:57,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,729 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-12-13 19:32:57,731 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 [2022-12-13 19:32:57,740 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,741 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,741 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-12-13 19:32:57,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,746 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-12-13 19:32:57,748 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 [2022-12-13 19:32:57,757 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,758 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,758 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,758 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,758 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,758 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-12-13 19:32:57,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,763 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-12-13 19:32:57,765 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 [2022-12-13 19:32:57,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,775 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,775 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,775 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-12-13 19:32:57,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,780 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-12-13 19:32:57,782 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 [2022-12-13 19:32:57,792 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,792 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,792 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,792 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,792 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-12-13 19:32:57,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,796 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-12-13 19:32:57,798 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 [2022-12-13 19:32:57,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,810 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,811 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,812 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,815 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-12-13 19:32:57,817 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 [2022-12-13 19:32:57,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,827 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,827 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,827 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,828 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,828 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,829 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,831 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,832 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-12-13 19:32:57,834 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 [2022-12-13 19:32:57,844 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,844 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,844 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,844 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,846 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,846 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,849 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,853 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-12-13 19:32:57,855 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 [2022-12-13 19:32:57,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,865 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,865 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,865 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,865 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,866 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,866 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,870 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-12-13 19:32:57,873 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 [2022-12-13 19:32:57,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,882 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-12-13 19:32:57,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,887 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-12-13 19:32:57,889 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 [2022-12-13 19:32:57,899 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,899 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,900 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-12-13 19:32:57,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,904 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-12-13 19:32:57,906 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 [2022-12-13 19:32:57,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,916 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,916 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,916 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,916 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-12-13 19:32:57,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,921 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-12-13 19:32:57,923 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 [2022-12-13 19:32:57,933 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,933 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:32:57,933 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,933 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,933 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,934 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:32:57,934 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:32:57,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-12-13 19:32:57,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,939 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-12-13 19:32:57,941 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 [2022-12-13 19:32:57,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,951 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,952 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,952 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,955 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,957 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-12-13 19:32:57,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,958 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-12-13 19:32:57,960 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 [2022-12-13 19:32:57,970 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,972 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,972 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:57,975 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:32:57,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:57,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:57,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:57,979 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:57,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-12-13 19:32:57,981 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 [2022-12-13 19:32:57,991 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:32:57,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:32:57,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:32:57,991 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:32:57,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:32:57,994 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:32:58,004 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 19:32:58,023 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2022-12-13 19:32:58,024 INFO L444 ModelExtractionUtils]: 6 out of 22 variables were initially zero. Simplification set additionally 12 variables to zero. [2022-12-13 19:32:58,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:32:58,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:32:58,025 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:32:58,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-12-13 19:32:58,026 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 19:32:58,037 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 19:32:58,038 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 19:32:58,038 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1, ULTIMATE.start_parse_expression_list_~str#1.offset, ULTIMATE.start_parse_expression_list_~i~0#1) = 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_1 - 1*ULTIMATE.start_parse_expression_list_~str#1.offset - 1*ULTIMATE.start_parse_expression_list_~i~0#1 Supporting invariants [] [2022-12-13 19:32:58,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-12-13 19:32:58,141 INFO L156 tatePredicateManager]: 33 out of 33 supporting invariants were superfluous and have been removed [2022-12-13 19:32:58,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-12-13 19:32:58,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:58,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:32:58,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:58,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:32:58,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:32:58,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:32:58,223 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 19:32:58,223 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 12 Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:58,249 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 56 transitions. cyclomatic complexity: 12. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 73 states and 92 transitions. Complement of second has 4 states. [2022-12-13 19:32:58,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 19:32:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:58,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 42 transitions. [2022-12-13 19:32:58,250 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 21 letters. Loop has 5 letters. [2022-12-13 19:32:58,251 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:58,251 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 26 letters. Loop has 5 letters. [2022-12-13 19:32:58,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:58,252 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 42 transitions. Stem has 21 letters. Loop has 10 letters. [2022-12-13 19:32:58,252 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:32:58,252 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 92 transitions. [2022-12-13 19:32:58,253 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:32:58,254 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 59 states and 75 transitions. [2022-12-13 19:32:58,254 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 19:32:58,254 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 18 [2022-12-13 19:32:58,254 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 75 transitions. [2022-12-13 19:32:58,254 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:32:58,254 INFO L218 hiAutomatonCegarLoop]: Abstraction has 59 states and 75 transitions. [2022-12-13 19:32:58,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 75 transitions. [2022-12-13 19:32:58,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 58. [2022-12-13 19:32:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 1.2758620689655173) internal successors, (74), 57 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 74 transitions. [2022-12-13 19:32:58,257 INFO L240 hiAutomatonCegarLoop]: Abstraction has 58 states and 74 transitions. [2022-12-13 19:32:58,258 INFO L428 stractBuchiCegarLoop]: Abstraction has 58 states and 74 transitions. [2022-12-13 19:32:58,258 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-12-13 19:32:58,258 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 74 transitions. [2022-12-13 19:32:58,258 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:32:58,258 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:58,258 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:58,259 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:32:58,259 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:32:58,259 INFO L748 eck$LassoCheckResult]: Stem: 939#$Ultimate##0 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(43, 2); 912#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 913#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 941#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 942#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 943#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 956#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 955#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 954#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 953#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 952#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 951#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 950#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 949#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 948#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 947#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 946#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 945#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 944#L90-3 assume !(main_~i~1#1 < 8); 924#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 925#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 920#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 899#L66 assume parse_expression_list_#t~switch5#1; 901#L67-5 [2022-12-13 19:32:58,259 INFO L750 eck$LassoCheckResult]: Loop: 901#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 910#L67-1 assume parse_expression_list_#t~short8#1; 928#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 901#L67-5 [2022-12-13 19:32:58,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,260 INFO L85 PathProgramCache]: Analyzing trace with hash 898188797, now seen corresponding path program 1 times [2022-12-13 19:32:58,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554902350] [2022-12-13 19:32:58,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,283 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:58,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:58,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,303 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 1 times [2022-12-13 19:32:58,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486980974] [2022-12-13 19:32:58,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,310 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:58,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,310 INFO L85 PathProgramCache]: Analyzing trace with hash 296230220, now seen corresponding path program 1 times [2022-12-13 19:32:58,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274613720] [2022-12-13 19:32:58,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:32:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:32:58,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:32:58,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274613720] [2022-12-13 19:32:58,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274613720] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:32:58,590 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:32:58,590 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:32:58,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556955244] [2022-12-13 19:32:58,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:32:58,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:32:58,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:32:58,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:32:58,633 INFO L87 Difference]: Start difference. First operand 58 states and 74 transitions. cyclomatic complexity: 20 Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 7 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:58,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:32:58,734 INFO L93 Difference]: Finished difference Result 91 states and 118 transitions. [2022-12-13 19:32:58,734 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 118 transitions. [2022-12-13 19:32:58,735 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-12-13 19:32:58,736 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 91 states and 118 transitions. [2022-12-13 19:32:58,736 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-12-13 19:32:58,736 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-12-13 19:32:58,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 118 transitions. [2022-12-13 19:32:58,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:32:58,736 INFO L218 hiAutomatonCegarLoop]: Abstraction has 91 states and 118 transitions. [2022-12-13 19:32:58,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 118 transitions. [2022-12-13 19:32:58,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 65. [2022-12-13 19:32:58,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 64 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:32:58,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 83 transitions. [2022-12-13 19:32:58,740 INFO L240 hiAutomatonCegarLoop]: Abstraction has 65 states and 83 transitions. [2022-12-13 19:32:58,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:32:58,741 INFO L428 stractBuchiCegarLoop]: Abstraction has 65 states and 83 transitions. [2022-12-13 19:32:58,741 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-12-13 19:32:58,741 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 83 transitions. [2022-12-13 19:32:58,742 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:32:58,742 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:32:58,742 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:32:58,742 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:32:58,742 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:32:58,743 INFO L748 eck$LassoCheckResult]: Stem: 1113#$Ultimate##0 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(43, 2); 1082#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1083#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1115#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1116#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1117#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1130#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1129#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1128#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1127#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1126#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1125#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1124#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1123#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1122#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1121#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1120#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1119#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1118#L90-3 assume !(main_~i~1#1 < 8); 1097#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1098#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1090#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1091#L66 assume !parse_expression_list_#t~switch5#1; 1069#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 1093#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 1094#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 1092#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1068#L66 assume parse_expression_list_#t~switch5#1; 1070#L67-5 [2022-12-13 19:32:58,743 INFO L750 eck$LassoCheckResult]: Loop: 1070#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1108#L67-1 assume parse_expression_list_#t~short8#1; 1109#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 1070#L67-5 [2022-12-13 19:32:58,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,743 INFO L85 PathProgramCache]: Analyzing trace with hash -366788055, now seen corresponding path program 1 times [2022-12-13 19:32:58,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,743 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931664692] [2022-12-13 19:32:58,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,763 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,779 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:58,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,780 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 2 times [2022-12-13 19:32:58,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309916629] [2022-12-13 19:32:58,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:58,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,786 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:32:58,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:32:58,786 INFO L85 PathProgramCache]: Analyzing trace with hash -586112608, now seen corresponding path program 1 times [2022-12-13 19:32:58,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:32:58,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000150112] [2022-12-13 19:32:58,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:32:58,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:32:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:32:58,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:32:58,823 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:05,838 WARN L233 SmtUtils]: Spent 6.97s on a formula simplification. DAG size of input: 250 DAG size of output: 186 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 19:33:06,541 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:33:06,541 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:33:06,541 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:33:06,541 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:33:06,541 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 19:33:06,541 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:06,541 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:33:06,541 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:33:06,541 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration7_Lasso [2022-12-13 19:33:06,541 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:33:06,541 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:33:06,543 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,544 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,546 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,547 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,549 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,550 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,552 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,553 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,555 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:06,556 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,109 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,110 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,111 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,112 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,113 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,114 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,115 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,116 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,117 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,118 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,119 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,120 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,121 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,122 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,123 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,124 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,125 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,126 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,127 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:08,378 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:33:08,379 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 19:33:08,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,380 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-12-13 19:33:08,381 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 [2022-12-13 19:33:08,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,392 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,396 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,397 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-12-13 19:33:08,399 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 [2022-12-13 19:33:08,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,409 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,410 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-12-13 19:33:08,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,417 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-12-13 19:33:08,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:08,428 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,429 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,429 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,429 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,429 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,430 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-12-13 19:33:08,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,433 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-12-13 19:33:08,435 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 [2022-12-13 19:33:08,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,446 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-12-13 19:33:08,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,450 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-12-13 19:33:08,453 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 [2022-12-13 19:33:08,462 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,463 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,463 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,463 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,463 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,464 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,468 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-12-13 19:33:08,470 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 [2022-12-13 19:33:08,479 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,480 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,480 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,482 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-12-13 19:33:08,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,485 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-12-13 19:33:08,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:08,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,497 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,497 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,499 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,499 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-12-13 19:33:08,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,505 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-12-13 19:33:08,507 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 [2022-12-13 19:33:08,517 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,517 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,517 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,517 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,517 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,519 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0 [2022-12-13 19:33:08,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,522 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-12-13 19:33:08,524 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:08,534 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,534 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:08,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,534 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,535 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:08,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:08,536 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-12-13 19:33:08,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,539 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-12-13 19:33:08,541 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 [2022-12-13 19:33:08,551 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,552 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,552 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,555 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-12-13 19:33:08,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,559 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-12-13 19:33:08,561 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 [2022-12-13 19:33:08,571 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,571 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,571 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,571 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,573 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,573 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,580 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-12-13 19:33:08,582 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:08,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,593 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,594 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,594 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,597 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-12-13 19:33:08,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,600 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-12-13 19:33:08,603 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 [2022-12-13 19:33:08,613 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,613 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 19:33:08,613 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,613 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,616 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 19:33:08,616 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,626 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-12-13 19:33:08,628 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 [2022-12-13 19:33:08,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,640 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,640 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,643 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,646 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-12-13 19:33:08,648 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 [2022-12-13 19:33:08,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,659 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,659 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,660 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,660 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-12-13 19:33:08,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,666 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-12-13 19:33:08,668 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 [2022-12-13 19:33:08,678 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-12-13 19:33:08,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,686 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-12-13 19:33:08,688 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 [2022-12-13 19:33:08,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,699 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,699 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,706 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-12-13 19:33:08,708 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:08,718 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,718 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,720 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,720 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,726 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-12-13 19:33:08,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,729 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-12-13 19:33:08,731 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 [2022-12-13 19:33:08,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,743 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,746 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-12-13 19:33:08,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,749 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-12-13 19:33:08,751 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 [2022-12-13 19:33:08,761 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,761 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,762 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,762 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,765 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-12-13 19:33:08,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,768 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-12-13 19:33:08,770 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 [2022-12-13 19:33:08,780 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,780 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,780 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,781 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,784 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-12-13 19:33:08,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,788 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-12-13 19:33:08,790 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 [2022-12-13 19:33:08,799 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,799 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,799 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,799 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,801 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,801 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,804 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:08,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,807 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-12-13 19:33:08,809 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 [2022-12-13 19:33:08,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,819 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,820 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,820 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,826 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-12-13 19:33:08,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,827 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-12-13 19:33:08,829 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 [2022-12-13 19:33:08,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,839 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,839 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,839 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,840 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,840 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,843 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-12-13 19:33:08,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,846 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-12-13 19:33:08,851 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 [2022-12-13 19:33:08,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,862 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,862 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,865 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2022-12-13 19:33:08,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,868 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-12-13 19:33:08,870 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 [2022-12-13 19:33:08,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,880 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,880 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,880 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,882 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,882 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-12-13 19:33:08,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,888 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-12-13 19:33:08,890 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 [2022-12-13 19:33:08,900 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,900 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,901 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,901 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:08,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0 [2022-12-13 19:33:08,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,908 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-12-13 19:33:08,910 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 [2022-12-13 19:33:08,921 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:08,921 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:08,921 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:08,921 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:08,924 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:08,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:08,934 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 19:33:08,948 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver. [2022-12-13 19:33:08,949 INFO L444 ModelExtractionUtils]: 11 out of 25 variables were initially zero. Simplification set additionally 10 variables to zero. [2022-12-13 19:33:08,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:08,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:08,950 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:08,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-12-13 19:33:08,951 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 19:33:08,962 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 19:33:08,962 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 19:33:08,962 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2, ULTIMATE.start_parse_expression_list_~start~0#1, ULTIMATE.start_parse_expression_list_~str#1.offset) = 1*v_rep(select #length ULTIMATE.start_parse_expression_list_~str#1.base)_2 - 1*ULTIMATE.start_parse_expression_list_~start~0#1 - 1*ULTIMATE.start_parse_expression_list_~str#1.offset Supporting invariants [] [2022-12-13 19:33:08,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-12-13 19:33:09,160 INFO L156 tatePredicateManager]: 52 out of 52 supporting invariants were superfluous and have been removed [2022-12-13 19:33:09,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:09,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:33:09,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:09,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:09,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 19:33:09,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:33:09,235 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2022-12-13 19:33:09,236 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 65 states and 83 transitions. cyclomatic complexity: 22 Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,276 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 65 states and 83 transitions. cyclomatic complexity: 22. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 176 states and 237 transitions. Complement of second has 7 states. [2022-12-13 19:33:09,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2022-12-13 19:33:09,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 59 transitions. [2022-12-13 19:33:09,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 28 letters. Loop has 3 letters. [2022-12-13 19:33:09,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:09,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 31 letters. Loop has 3 letters. [2022-12-13 19:33:09,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:09,277 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 59 transitions. Stem has 28 letters. Loop has 6 letters. [2022-12-13 19:33:09,277 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:09,277 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 176 states and 237 transitions. [2022-12-13 19:33:09,278 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 18 [2022-12-13 19:33:09,280 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 176 states to 136 states and 181 transitions. [2022-12-13 19:33:09,280 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34 [2022-12-13 19:33:09,280 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 42 [2022-12-13 19:33:09,280 INFO L73 IsDeterministic]: Start isDeterministic. Operand 136 states and 181 transitions. [2022-12-13 19:33:09,280 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:09,280 INFO L218 hiAutomatonCegarLoop]: Abstraction has 136 states and 181 transitions. [2022-12-13 19:33:09,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states and 181 transitions. [2022-12-13 19:33:09,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 91. [2022-12-13 19:33:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 91 states have (on average 1.3406593406593406) internal successors, (122), 90 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 122 transitions. [2022-12-13 19:33:09,284 INFO L240 hiAutomatonCegarLoop]: Abstraction has 91 states and 122 transitions. [2022-12-13 19:33:09,284 INFO L428 stractBuchiCegarLoop]: Abstraction has 91 states and 122 transitions. [2022-12-13 19:33:09,284 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-12-13 19:33:09,284 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 91 states and 122 transitions. [2022-12-13 19:33:09,285 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:09,285 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:09,285 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:09,285 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:09,285 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:33:09,285 INFO L748 eck$LassoCheckResult]: Stem: 1684#$Ultimate##0 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(43, 2); 1650#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1651#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1686#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1687#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1688#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1703#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1702#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1701#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1700#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1699#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1698#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1697#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1696#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1695#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1694#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1693#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1692#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1691#L90-3 assume !(main_~i~1#1 < 8); 1665#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1666#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1658#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1659#L66 assume parse_expression_list_#t~switch5#1; 1644#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1645#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 1669#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 1670#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1673#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 1652#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1640#L70-8 [2022-12-13 19:33:09,285 INFO L750 eck$LassoCheckResult]: Loop: 1640#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1656#L70-1 assume !parse_expression_list_#t~short15#1; 1639#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 1640#L70-8 [2022-12-13 19:33:09,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1161474036, now seen corresponding path program 1 times [2022-12-13 19:33:09,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102505314] [2022-12-13 19:33:09,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:09,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-12-13 19:33:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:09,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:09,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102505314] [2022-12-13 19:33:09,521 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102505314] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:09,521 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:09,521 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:33:09,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997885427] [2022-12-13 19:33:09,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:09,522 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:33:09,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,522 INFO L85 PathProgramCache]: Analyzing trace with hash 89761, now seen corresponding path program 1 times [2022-12-13 19:33:09,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112504914] [2022-12-13 19:33:09,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:33:09,528 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:09,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112504914] [2022-12-13 19:33:09,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112504914] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:09,529 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:09,529 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 19:33:09,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904116763] [2022-12-13 19:33:09,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:09,529 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-12-13 19:33:09,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:09,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 19:33:09,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 19:33:09,530 INFO L87 Difference]: Start difference. First operand 91 states and 122 transitions. cyclomatic complexity: 38 Second operand has 3 states, 2 states have (on average 1.5) internal successors, (3), 3 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:09,539 INFO L93 Difference]: Finished difference Result 93 states and 123 transitions. [2022-12-13 19:33:09,539 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 123 transitions. [2022-12-13 19:33:09,540 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:09,541 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 92 states and 122 transitions. [2022-12-13 19:33:09,541 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 28 [2022-12-13 19:33:09,541 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 28 [2022-12-13 19:33:09,541 INFO L73 IsDeterministic]: Start isDeterministic. Operand 92 states and 122 transitions. [2022-12-13 19:33:09,541 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:09,541 INFO L218 hiAutomatonCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-12-13 19:33:09,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states and 122 transitions. [2022-12-13 19:33:09,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2022-12-13 19:33:09,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.326086956521739) internal successors, (122), 91 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 122 transitions. [2022-12-13 19:33:09,547 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-12-13 19:33:09,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 19:33:09,547 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 122 transitions. [2022-12-13 19:33:09,547 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-12-13 19:33:09,547 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 122 transitions. [2022-12-13 19:33:09,548 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:09,548 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:09,548 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:09,548 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:09,548 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:33:09,548 INFO L748 eck$LassoCheckResult]: Stem: 1874#$Ultimate##0 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(43, 2); 1842#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 1843#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1876#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1877#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1878#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1913#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1912#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1911#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1909#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1907#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1905#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1902#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1901#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1898#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1894#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1891#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 1884#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 1883#L90-3 assume !(main_~i~1#1 < 8); 1858#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 1859#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 1851#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 1852#L66 assume parse_expression_list_#t~switch5#1; 1895#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 1892#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 1887#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 1885#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 1881#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 1844#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 1835#L70-8 [2022-12-13 19:33:09,549 INFO L750 eck$LassoCheckResult]: Loop: 1835#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 1849#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 1872#L70-2 assume parse_expression_list_#t~short14#1; 1864#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 1834#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 1835#L70-8 [2022-12-13 19:33:09,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1161474036, now seen corresponding path program 2 times [2022-12-13 19:33:09,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377845813] [2022-12-13 19:33:09,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:09,765 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:09,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:09,765 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377845813] [2022-12-13 19:33:09,766 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377845813] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:09,766 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:09,766 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 19:33:09,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074000288] [2022-12-13 19:33:09,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:09,766 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:33:09,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,766 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 1 times [2022-12-13 19:33:09,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,767 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404115211] [2022-12-13 19:33:09,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,770 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,773 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:09,833 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:09,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:33:09,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:33:09,834 INFO L87 Difference]: Start difference. First operand 92 states and 122 transitions. cyclomatic complexity: 37 Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 7 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:09,926 INFO L93 Difference]: Finished difference Result 125 states and 159 transitions. [2022-12-13 19:33:09,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 125 states and 159 transitions. [2022-12-13 19:33:09,927 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 13 [2022-12-13 19:33:09,927 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 125 states to 117 states and 151 transitions. [2022-12-13 19:33:09,927 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2022-12-13 19:33:09,928 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 35 [2022-12-13 19:33:09,928 INFO L73 IsDeterministic]: Start isDeterministic. Operand 117 states and 151 transitions. [2022-12-13 19:33:09,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:09,928 INFO L218 hiAutomatonCegarLoop]: Abstraction has 117 states and 151 transitions. [2022-12-13 19:33:09,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states and 151 transitions. [2022-12-13 19:33:09,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 88. [2022-12-13 19:33:09,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 88 states have (on average 1.3181818181818181) internal successors, (116), 87 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2022-12-13 19:33:09,930 INFO L240 hiAutomatonCegarLoop]: Abstraction has 88 states and 116 transitions. [2022-12-13 19:33:09,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:33:09,931 INFO L428 stractBuchiCegarLoop]: Abstraction has 88 states and 116 transitions. [2022-12-13 19:33:09,931 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-12-13 19:33:09,931 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 88 states and 116 transitions. [2022-12-13 19:33:09,932 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:09,932 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:09,932 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:09,932 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:09,932 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:33:09,932 INFO L748 eck$LassoCheckResult]: Stem: 2107#$Ultimate##0 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(43, 2); 2077#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2078#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2109#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2110#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2112#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2125#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2124#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2123#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2122#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2121#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2120#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2119#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2118#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2117#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2116#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2115#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2114#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2113#L90-3 assume !(main_~i~1#1 < 8); 2091#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2092#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2086#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2087#L66 assume parse_expression_list_#t~switch5#1; 2073#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 2074#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 2095#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 2096#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2102#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 2079#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2070#L70-8 [2022-12-13 19:33:09,932 INFO L750 eck$LassoCheckResult]: Loop: 2070#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2084#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 2105#L70-2 assume parse_expression_list_#t~short14#1; 2099#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2069#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 2070#L70-8 [2022-12-13 19:33:09,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1161473974, now seen corresponding path program 1 times [2022-12-13 19:33:09,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589970483] [2022-12-13 19:33:09,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,944 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,953 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:09,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,953 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 2 times [2022-12-13 19:33:09,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435644625] [2022-12-13 19:33:09,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,955 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:09,957 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:09,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:09,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1035891741, now seen corresponding path program 1 times [2022-12-13 19:33:09,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:09,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257959767] [2022-12-13 19:33:09,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:09,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:10,010 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:10,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:10,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257959767] [2022-12-13 19:33:10,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257959767] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:10,011 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:10,011 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:33:10,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477655180] [2022-12-13 19:33:10,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:10,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:10,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:33:10,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:33:10,066 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. cyclomatic complexity: 35 Second operand has 6 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:10,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:10,125 INFO L93 Difference]: Finished difference Result 135 states and 172 transitions. [2022-12-13 19:33:10,125 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 172 transitions. [2022-12-13 19:33:10,126 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-12-13 19:33:10,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 127 states and 164 transitions. [2022-12-13 19:33:10,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 30 [2022-12-13 19:33:10,127 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 30 [2022-12-13 19:33:10,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 164 transitions. [2022-12-13 19:33:10,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:10,128 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 164 transitions. [2022-12-13 19:33:10,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 164 transitions. [2022-12-13 19:33:10,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 92. [2022-12-13 19:33:10,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 92 states have (on average 1.2934782608695652) internal successors, (119), 91 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:10,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 119 transitions. [2022-12-13 19:33:10,132 INFO L240 hiAutomatonCegarLoop]: Abstraction has 92 states and 119 transitions. [2022-12-13 19:33:10,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 19:33:10,132 INFO L428 stractBuchiCegarLoop]: Abstraction has 92 states and 119 transitions. [2022-12-13 19:33:10,133 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-12-13 19:33:10,133 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 92 states and 119 transitions. [2022-12-13 19:33:10,133 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:10,133 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:10,133 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:10,134 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:10,134 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:33:10,134 INFO L748 eck$LassoCheckResult]: Stem: 2350#$Ultimate##0 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(43, 2); 2315#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2316#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2352#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2353#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2354#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2375#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2374#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2373#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2372#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2370#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2368#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2366#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2364#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2362#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2360#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2359#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2356#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2355#L90-3 assume !(main_~i~1#1 < 8); 2329#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2330#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2324#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2325#L66 assume !parse_expression_list_#t~switch5#1; 2371#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2387#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2386#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2385#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2383#L66 assume parse_expression_list_#t~switch5#1; 2381#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 2378#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 2333#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 2334#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2344#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 2317#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2310#L70-8 [2022-12-13 19:33:10,134 INFO L750 eck$LassoCheckResult]: Loop: 2310#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2322#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 2348#L70-2 assume parse_expression_list_#t~short14#1; 2337#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2309#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 2310#L70-8 [2022-12-13 19:33:10,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1836811402, now seen corresponding path program 1 times [2022-12-13 19:33:10,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298980817] [2022-12-13 19:33:10,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:10,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,165 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:10,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,166 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 3 times [2022-12-13 19:33:10,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005548990] [2022-12-13 19:33:10,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:10,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,172 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:10,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,172 INFO L85 PathProgramCache]: Analyzing trace with hash 282551409, now seen corresponding path program 1 times [2022-12-13 19:33:10,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721796922] [2022-12-13 19:33:10,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:10,229 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:10,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:10,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721796922] [2022-12-13 19:33:10,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721796922] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:33:10,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1164407165] [2022-12-13 19:33:10,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:33:10,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:10,231 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:33:10,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2022-12-13 19:33:10,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:10,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 6 conjunts are in the unsatisfiable core [2022-12-13 19:33:10,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:10,324 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:33:10,352 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:10,353 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1164407165] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:33:10,353 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:33:10,353 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 7 [2022-12-13 19:33:10,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288817467] [2022-12-13 19:33:10,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:33:10,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:10,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 19:33:10,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-13 19:33:10,408 INFO L87 Difference]: Start difference. First operand 92 states and 119 transitions. cyclomatic complexity: 34 Second operand has 7 states, 7 states have (on average 3.5714285714285716) internal successors, (25), 7 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:10,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:10,475 INFO L93 Difference]: Finished difference Result 182 states and 239 transitions. [2022-12-13 19:33:10,475 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 182 states and 239 transitions. [2022-12-13 19:33:10,476 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 14 [2022-12-13 19:33:10,476 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 182 states to 167 states and 217 transitions. [2022-12-13 19:33:10,476 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 33 [2022-12-13 19:33:10,477 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 33 [2022-12-13 19:33:10,477 INFO L73 IsDeterministic]: Start isDeterministic. Operand 167 states and 217 transitions. [2022-12-13 19:33:10,477 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:10,477 INFO L218 hiAutomatonCegarLoop]: Abstraction has 167 states and 217 transitions. [2022-12-13 19:33:10,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states and 217 transitions. [2022-12-13 19:33:10,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 132. [2022-12-13 19:33:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 132 states have (on average 1.303030303030303) internal successors, (172), 131 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 172 transitions. [2022-12-13 19:33:10,481 INFO L240 hiAutomatonCegarLoop]: Abstraction has 132 states and 172 transitions. [2022-12-13 19:33:10,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:33:10,481 INFO L428 stractBuchiCegarLoop]: Abstraction has 132 states and 172 transitions. [2022-12-13 19:33:10,481 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-12-13 19:33:10,482 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 132 states and 172 transitions. [2022-12-13 19:33:10,482 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-12-13 19:33:10,482 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:10,483 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:10,483 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:10,483 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2022-12-13 19:33:10,484 INFO L748 eck$LassoCheckResult]: Stem: 2875#$Ultimate##0 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(43, 2); 2840#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 2841#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2879#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2880#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2877#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2878#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2894#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2893#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2892#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2891#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2890#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2889#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2888#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2887#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2886#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2885#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 2882#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 2881#L90-3 assume !(main_~i~1#1 < 8); 2854#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 2855#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 2849#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2850#L66 assume !parse_expression_list_#t~switch5#1; 2918#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2916#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2914#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2912#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2909#L66 assume !parse_expression_list_#t~switch5#1; 2910#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 2955#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 2952#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 2950#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 2948#L66 assume parse_expression_list_#t~switch5#1; 2949#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 2956#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 2953#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 2951#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 2940#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 2842#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 2834#L70-8 [2022-12-13 19:33:10,484 INFO L750 eck$LassoCheckResult]: Loop: 2834#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 2847#L70-1 assume parse_expression_list_#t~short15#1;call parse_expression_list_#t~mem12#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~j~0#1, 1);parse_expression_list_#t~short14#1 := 32 == parse_expression_list_#t~mem12#1; 2872#L70-2 assume parse_expression_list_#t~short14#1; 2861#L70-4 parse_expression_list_#t~short15#1 := parse_expression_list_#t~short14#1; 2833#L70-6 assume !!parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1;parse_expression_list_#t~post16#1 := parse_expression_list_~j~0#1;parse_expression_list_~j~0#1 := parse_expression_list_#t~post16#1 - 1;havoc parse_expression_list_#t~post16#1; 2834#L70-8 [2022-12-13 19:33:10,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1704815500, now seen corresponding path program 1 times [2022-12-13 19:33:10,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767523315] [2022-12-13 19:33:10,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,508 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:10,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,508 INFO L85 PathProgramCache]: Analyzing trace with hash 85982918, now seen corresponding path program 4 times [2022-12-13 19:33:10,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763426501] [2022-12-13 19:33:10,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,511 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:10,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,513 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:10,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:10,513 INFO L85 PathProgramCache]: Analyzing trace with hash 492769819, now seen corresponding path program 1 times [2022-12-13 19:33:10,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:10,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204780429] [2022-12-13 19:33:10,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:10,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,535 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:10,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:10,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:20,641 WARN L233 SmtUtils]: Spent 10.04s on a formula simplification. DAG size of input: 305 DAG size of output: 214 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 19:33:21,472 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 19:33:21,472 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 19:33:21,472 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 19:33:21,472 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 19:33:21,472 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 19:33:21,472 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:21,472 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 19:33:21,472 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 19:33:21,473 INFO L133 ssoRankerPreferences]: Filename of dumped script: veris.c_OpenSER_cases1_stripFullBoth_arr.i_Iteration12_Lasso [2022-12-13 19:33:21,473 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 19:33:21,473 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 19:33:21,474 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,476 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,478 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,479 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,482 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,483 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,486 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,487 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,488 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,489 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,490 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,492 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,493 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,495 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,496 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,497 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,499 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,500 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,501 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,502 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:21,503 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 19:33:23,392 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 19:33:23,392 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 19:33:23,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,393 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-12-13 19:33:23,395 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 [2022-12-13 19:33:23,405 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,405 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,405 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-12-13 19:33:23,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,409 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-12-13 19:33:23,411 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 [2022-12-13 19:33:23,421 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,421 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,421 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,421 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,421 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,421 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,421 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-12-13 19:33:23,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,425 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-12-13 19:33:23,427 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 [2022-12-13 19:33:23,437 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,439 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,439 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,442 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-12-13 19:33:23,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,445 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-12-13 19:33:23,447 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 [2022-12-13 19:33:23,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,457 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,457 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,457 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,458 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,458 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,459 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-12-13 19:33:23,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,462 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-12-13 19:33:23,465 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 [2022-12-13 19:33:23,474 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,475 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,476 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-12-13 19:33:23,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,479 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-12-13 19:33:23,481 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 [2022-12-13 19:33:23,490 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,491 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,491 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,491 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,491 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,494 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-12-13 19:33:23,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,495 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-12-13 19:33:23,497 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 [2022-12-13 19:33:23,507 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-12-13 19:33:23,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,511 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-12-13 19:33:23,514 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 [2022-12-13 19:33:23,524 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,524 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,525 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-12-13 19:33:23,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,529 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-12-13 19:33:23,531 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 [2022-12-13 19:33:23,541 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,541 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,541 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,541 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,542 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,542 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:23,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,548 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-12-13 19:33:23,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:23,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,561 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,561 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,561 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-12-13 19:33:23,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,566 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-12-13 19:33:23,573 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 [2022-12-13 19:33:23,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,583 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-12-13 19:33:23,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,590 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-12-13 19:33:23,591 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 [2022-12-13 19:33:23,601 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,601 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,602 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,604 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-12-13 19:33:23,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,607 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-12-13 19:33:23,609 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 [2022-12-13 19:33:23,619 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,619 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,620 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,620 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,621 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-12-13 19:33:23,623 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,624 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-12-13 19:33:23,626 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 [2022-12-13 19:33:23,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-12-13 19:33:23,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,642 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-12-13 19:33:23,643 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 [2022-12-13 19:33:23,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,654 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,656 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-12-13 19:33:23,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,659 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-12-13 19:33:23,661 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 [2022-12-13 19:33:23,671 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,671 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,671 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,671 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,671 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,672 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,672 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,674 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-12-13 19:33:23,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,677 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-12-13 19:33:23,679 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 [2022-12-13 19:33:23,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,690 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,691 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0 [2022-12-13 19:33:23,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,694 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-12-13 19:33:23,696 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 [2022-12-13 19:33:23,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,706 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,706 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,707 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,707 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,708 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-12-13 19:33:23,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,711 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-12-13 19:33:23,713 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 [2022-12-13 19:33:23,723 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,723 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,723 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,723 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,723 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,724 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Ended with exit code 0 [2022-12-13 19:33:23,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,728 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-12-13 19:33:23,731 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 [2022-12-13 19:33:23,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,741 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,741 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,743 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:23,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,748 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-12-13 19:33:23,750 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 [2022-12-13 19:33:23,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,762 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,763 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-12-13 19:33:23,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,767 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-12-13 19:33:23,770 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 [2022-12-13 19:33:23,779 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,780 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,780 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,781 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-12-13 19:33:23,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,785 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-12-13 19:33:23,786 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 [2022-12-13 19:33:23,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,797 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,798 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,799 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-12-13 19:33:23,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,802 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-12-13 19:33:23,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-12-13 19:33:23,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,815 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,815 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,815 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,818 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-12-13 19:33:23,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,821 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-12-13 19:33:23,823 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 [2022-12-13 19:33:23,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,834 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,834 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,834 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-12-13 19:33:23,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,838 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-12-13 19:33:23,841 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 [2022-12-13 19:33:23,851 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,852 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:23,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,856 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-12-13 19:33:23,858 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 [2022-12-13 19:33:23,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,868 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,868 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,868 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-12-13 19:33:23,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,873 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-12-13 19:33:23,875 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 [2022-12-13 19:33:23,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 19:33:23,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,886 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 19:33:23,886 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 19:33:23,887 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0 [2022-12-13 19:33:23,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,890 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-12-13 19:33:23,893 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 [2022-12-13 19:33:23,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,903 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,903 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-12-13 19:33:23,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,910 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-12-13 19:33:23,912 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 [2022-12-13 19:33:23,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,922 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts [2022-12-13 19:33:23,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,922 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,924 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-12-13 19:33:23,924 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:23,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,934 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-12-13 19:33:23,936 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 [2022-12-13 19:33:23,946 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,946 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,946 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,946 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,947 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,947 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-12-13 19:33:23,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,955 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-12-13 19:33:23,958 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 [2022-12-13 19:33:23,967 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,967 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,969 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:23,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,976 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-12-13 19:33:23,978 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 [2022-12-13 19:33:23,988 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:23,988 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:23,988 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:23,988 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:23,989 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:23,989 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:23,992 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 19:33:23,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-12-13 19:33:23,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:23,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:23,995 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:23,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-12-13 19:33:23,997 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 [2022-12-13 19:33:24,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 19:33:24,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 19:33:24,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 19:33:24,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 19:33:24,013 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 19:33:24,013 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 19:33:24,027 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 19:33:24,073 INFO L443 ModelExtractionUtils]: Simplification made 23 calls to the SMT solver. [2022-12-13 19:33:24,073 INFO L444 ModelExtractionUtils]: 5 out of 28 variables were initially zero. Simplification set additionally 21 variables to zero. [2022-12-13 19:33:24,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 19:33:24,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:24,074 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 19:33:24,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-12-13 19:33:24,076 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 19:33:24,086 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2022-12-13 19:33:24,087 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 19:33:24,087 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_parse_expression_list_~j~0#1) = 1*ULTIMATE.start_parse_expression_list_~j~0#1 Supporting invariants [] [2022-12-13 19:33:24,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0 [2022-12-13 19:33:24,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Ended with exit code 0 [2022-12-13 19:33:24,363 INFO L156 tatePredicateManager]: 67 out of 67 supporting invariants were superfluous and have been removed [2022-12-13 19:33:24,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:24,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 19:33:24,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:24,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:24,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-13 19:33:24,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:24,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 19:33:24,456 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 [2022-12-13 19:33:24,456 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 132 states and 172 transitions. cyclomatic complexity: 50 Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,507 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 132 states and 172 transitions. cyclomatic complexity: 50. Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 292 states and 386 transitions. Complement of second has 11 states. [2022-12-13 19:33:24,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-12-13 19:33:24,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 82 transitions. [2022-12-13 19:33:24,508 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 39 letters. Loop has 5 letters. [2022-12-13 19:33:24,509 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:24,509 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 44 letters. Loop has 5 letters. [2022-12-13 19:33:24,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:24,510 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 82 transitions. Stem has 39 letters. Loop has 10 letters. [2022-12-13 19:33:24,510 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 19:33:24,510 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 292 states and 386 transitions. [2022-12-13 19:33:24,511 INFO L131 ngComponentsAnalysis]: Automaton has 5 accepting balls. 17 [2022-12-13 19:33:24,512 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 292 states to 192 states and 251 transitions. [2022-12-13 19:33:24,512 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32 [2022-12-13 19:33:24,512 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 32 [2022-12-13 19:33:24,512 INFO L73 IsDeterministic]: Start isDeterministic. Operand 192 states and 251 transitions. [2022-12-13 19:33:24,512 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:24,512 INFO L218 hiAutomatonCegarLoop]: Abstraction has 192 states and 251 transitions. [2022-12-13 19:33:24,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states and 251 transitions. [2022-12-13 19:33:24,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 138. [2022-12-13 19:33:24,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 138 states have (on average 1.2971014492753623) internal successors, (179), 137 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 179 transitions. [2022-12-13 19:33:24,516 INFO L240 hiAutomatonCegarLoop]: Abstraction has 138 states and 179 transitions. [2022-12-13 19:33:24,516 INFO L428 stractBuchiCegarLoop]: Abstraction has 138 states and 179 transitions. [2022-12-13 19:33:24,517 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-12-13 19:33:24,517 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 138 states and 179 transitions. [2022-12-13 19:33:24,517 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 11 [2022-12-13 19:33:24,517 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:24,518 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:24,518 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:24,518 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:33:24,519 INFO L748 eck$LassoCheckResult]: Stem: 3731#$Ultimate##0 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(43, 2); 3695#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 3696#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3733#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3734#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3736#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3749#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3748#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3747#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3746#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3745#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3744#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3743#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3742#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3741#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3740#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3739#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 3738#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 3737#L90-3 assume !(main_~i~1#1 < 8); 3711#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 3712#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3704#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3705#L66 assume parse_expression_list_#t~switch5#1; 3784#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3798#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 3794#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 3790#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 3791#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 3814#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3813#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3812#L70-1 assume !parse_expression_list_#t~short15#1; 3811#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 3810#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3809#L71 assume !parse_expression_list_#t~short18#1; 3808#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 3807#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1; 3806#L73 assume !(1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) >= 2);assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 3805#r_strncpy_returnLabel#1 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 3804#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3700#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 3701#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 3735#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3707#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 3708#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 3706#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3682#L66 assume parse_expression_list_#t~switch5#1; 3684#L67-5 [2022-12-13 19:33:24,519 INFO L750 eck$LassoCheckResult]: Loop: 3684#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3726#L67-1 assume parse_expression_list_#t~short8#1; 3713#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 3684#L67-5 [2022-12-13 19:33:24,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1896680144, now seen corresponding path program 1 times [2022-12-13 19:33:24,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:24,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628881280] [2022-12-13 19:33:24,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:24,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:24,599 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-13 19:33:24,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:24,599 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628881280] [2022-12-13 19:33:24,599 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628881280] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:24,600 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:24,600 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 19:33:24,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101565728] [2022-12-13 19:33:24,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:24,600 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:33:24,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,600 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 3 times [2022-12-13 19:33:24,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:24,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759046441] [2022-12-13 19:33:24,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:24,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:24,603 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:24,606 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:24,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:24,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 19:33:24,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-13 19:33:24,644 INFO L87 Difference]: Start difference. First operand 138 states and 179 transitions. cyclomatic complexity: 51 Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:24,696 INFO L93 Difference]: Finished difference Result 140 states and 182 transitions. [2022-12-13 19:33:24,696 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 182 transitions. [2022-12-13 19:33:24,697 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:24,697 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 127 states and 167 transitions. [2022-12-13 19:33:24,698 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 19:33:24,698 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 19:33:24,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 127 states and 167 transitions. [2022-12-13 19:33:24,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:24,698 INFO L218 hiAutomatonCegarLoop]: Abstraction has 127 states and 167 transitions. [2022-12-13 19:33:24,698 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states and 167 transitions. [2022-12-13 19:33:24,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 107. [2022-12-13 19:33:24,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 106 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 139 transitions. [2022-12-13 19:33:24,700 INFO L240 hiAutomatonCegarLoop]: Abstraction has 107 states and 139 transitions. [2022-12-13 19:33:24,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 19:33:24,701 INFO L428 stractBuchiCegarLoop]: Abstraction has 107 states and 139 transitions. [2022-12-13 19:33:24,701 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-12-13 19:33:24,701 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 107 states and 139 transitions. [2022-12-13 19:33:24,701 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:24,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:24,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:24,702 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:24,703 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:33:24,703 INFO L748 eck$LassoCheckResult]: Stem: 4018#$Ultimate##0 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(43, 2); 3986#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 3987#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4020#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4021#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4023#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4052#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4050#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4048#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4045#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4042#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4038#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4035#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4033#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4030#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4029#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4028#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4027#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4026#L90-3 assume !(main_~i~1#1 < 8); 4000#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 4001#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 3995#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 3972#L66 assume !parse_expression_list_#t~switch5#1; 3973#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 3998#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 3999#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4013#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4077#L66 assume parse_expression_list_#t~switch5#1; 4072#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 4075#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 4071#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 4068#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 4065#L68 assume 34 == parse_expression_list_#t~mem10#1;havoc parse_expression_list_#t~mem10#1;parse_expression_list_#t~post11#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post11#1;havoc parse_expression_list_#t~post11#1; 3989#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 3990#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 3994#L70-1 assume !parse_expression_list_#t~short15#1; 3978#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 3974#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 3975#L71 assume !parse_expression_list_#t~short18#1; 4032#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 4002#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1; 4003#L73 assume !(1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) >= 2);assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 4019#r_strncpy_returnLabel#1 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 4014#L15 assume !(0 == __VERIFIER_assert_~cond#1); 3991#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 3992#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 4022#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4058#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 4056#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4055#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4053#L66 assume parse_expression_list_#t~switch5#1; 3981#L67-5 [2022-12-13 19:33:24,703 INFO L750 eck$LassoCheckResult]: Loop: 3981#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 3982#L67-1 assume parse_expression_list_#t~short8#1; 4004#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 3981#L67-5 [2022-12-13 19:33:24,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,703 INFO L85 PathProgramCache]: Analyzing trace with hash -70433790, now seen corresponding path program 1 times [2022-12-13 19:33:24,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:24,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227593295] [2022-12-13 19:33:24,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:24,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-12-13 19:33:24,790 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:24,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227593295] [2022-12-13 19:33:24,790 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227593295] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 19:33:24,790 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 19:33:24,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 19:33:24,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033403646] [2022-12-13 19:33:24,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 19:33:24,791 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:33:24,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,791 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 4 times [2022-12-13 19:33:24,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:24,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025668806] [2022-12-13 19:33:24,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:24,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:24,794 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:24,797 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:24,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:24,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 19:33:24,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 19:33:24,829 INFO L87 Difference]: Start difference. First operand 107 states and 139 transitions. cyclomatic complexity: 40 Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:24,913 INFO L93 Difference]: Finished difference Result 165 states and 215 transitions. [2022-12-13 19:33:24,913 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 165 states and 215 transitions. [2022-12-13 19:33:24,914 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:24,914 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 165 states to 144 states and 185 transitions. [2022-12-13 19:33:24,914 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 17 [2022-12-13 19:33:24,914 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 17 [2022-12-13 19:33:24,914 INFO L73 IsDeterministic]: Start isDeterministic. Operand 144 states and 185 transitions. [2022-12-13 19:33:24,914 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-12-13 19:33:24,915 INFO L218 hiAutomatonCegarLoop]: Abstraction has 144 states and 185 transitions. [2022-12-13 19:33:24,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states and 185 transitions. [2022-12-13 19:33:24,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 115. [2022-12-13 19:33:24,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 115 states have (on average 1.2956521739130435) internal successors, (149), 114 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:24,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 149 transitions. [2022-12-13 19:33:24,916 INFO L240 hiAutomatonCegarLoop]: Abstraction has 115 states and 149 transitions. [2022-12-13 19:33:24,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 19:33:24,917 INFO L428 stractBuchiCegarLoop]: Abstraction has 115 states and 149 transitions. [2022-12-13 19:33:24,917 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-12-13 19:33:24,917 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 115 states and 149 transitions. [2022-12-13 19:33:24,917 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-12-13 19:33:24,917 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 19:33:24,917 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 19:33:24,918 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 19:33:24,918 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-12-13 19:33:24,918 INFO L748 eck$LassoCheckResult]: Stem: 4312#$Ultimate##0 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(43, 2); 4275#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet22#1, main_#t~post21#1, main_~i~1#1, main_#t~ret23#1, main_~#A~0#1.base, main_~#A~0#1.offset;call main_~#A~0#1.base, main_~#A~0#1.offset := #Ultimate.allocOnStack(9);main_~i~1#1 := 0; 4276#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4314#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4315#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4317#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4337#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4336#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4335#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4334#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4333#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4332#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4331#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4329#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4327#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4325#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4322#L90-3 assume !!(main_~i~1#1 < 8);call write~int(main_#t~nondet22#1, main_~#A~0#1.base, main_~#A~0#1.offset + main_~i~1#1, 1);havoc main_#t~nondet22#1; 4321#L90-2 main_#t~post21#1 := main_~i~1#1;main_~i~1#1 := 1 + main_#t~post21#1;havoc main_#t~post21#1; 4320#L90-3 assume !(main_~i~1#1 < 8); 4290#L90-4 call write~int(0, main_~#A~0#1.base, 8 + main_~#A~0#1.offset, 1);assume { :begin_inline_parse_expression_list } true;parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset := main_~#A~0#1.base, main_~#A~0#1.offset;havoc parse_expression_list_#res#1;havoc parse_expression_list_#t~post3#1, parse_expression_list_#t~mem4#1, parse_expression_list_#t~switch5#1, parse_expression_list_#t~post9#1, parse_expression_list_#t~mem6#1, parse_expression_list_#t~mem7#1, parse_expression_list_#t~short8#1, parse_expression_list_#t~mem10#1, parse_expression_list_#t~post11#1, parse_expression_list_#t~post16#1, parse_expression_list_#t~mem12#1, parse_expression_list_#t~mem13#1, parse_expression_list_#t~short14#1, parse_expression_list_#t~short15#1, parse_expression_list_#t~mem17#1, parse_expression_list_#t~short18#1, parse_expression_list_#t~post19#1, parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset, parse_expression_list_#t~mem2#1, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset, parse_expression_list_~start~0#1, parse_expression_list_~i~0#1, parse_expression_list_~j~0#1, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset;parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset := parse_expression_list_#in~str#1.base, parse_expression_list_#in~str#1.offset;parse_expression_list_~start~0#1 := 0;parse_expression_list_~i~0#1 := -1;parse_expression_list_~j~0#1 := -1;call parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset := #Ultimate.allocOnStack(2); 4291#L62 assume !(parse_expression_list_~str#1.base == 0 && parse_expression_list_~str#1.offset == 0); 4285#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4286#L66 assume !parse_expression_list_#t~switch5#1; 4318#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4319#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 4304#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4305#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4366#L66 assume parse_expression_list_#t~switch5#1; 4365#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 4364#L67-1 assume !parse_expression_list_#t~short8#1;call parse_expression_list_#t~mem7#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 9 == parse_expression_list_#t~mem7#1; 4363#L67-3 assume !parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1; 4362#L67-6 call parse_expression_list_#t~mem10#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1); 4361#L68 assume !(34 == parse_expression_list_#t~mem10#1);havoc parse_expression_list_#t~mem10#1; 4359#L68-2 parse_expression_list_~j~0#1 := parse_expression_list_~i~0#1 - 1; 4283#L70-8 parse_expression_list_#t~short15#1 := 0 < parse_expression_list_~j~0#1; 4284#L70-1 assume !parse_expression_list_#t~short15#1; 4268#L70-6 assume !parse_expression_list_#t~short15#1;havoc parse_expression_list_#t~mem12#1;havoc parse_expression_list_#t~mem13#1;havoc parse_expression_list_#t~short14#1;havoc parse_expression_list_#t~short15#1; 4269#L70-9 parse_expression_list_#t~short18#1 := 0 < parse_expression_list_~j~0#1; 4340#L71 assume !parse_expression_list_#t~short18#1; 4339#L71-2 assume !parse_expression_list_#t~short18#1;havoc parse_expression_list_#t~mem17#1;havoc parse_expression_list_#t~short18#1; 4292#L71-4 assume parse_expression_list_~start~0#1 <= parse_expression_list_~j~0#1; 4293#L73 assume !(1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) >= 2);assume { :begin_inline_r_strncpy } true;r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset, r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset, r_strncpy_#in~n#1 := parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset, parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1);havoc r_strncpy_#res#1.base, r_strncpy_#res#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset, r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1;r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset := r_strncpy_#in~dest#1.base, r_strncpy_#in~dest#1.offset;r_strncpy_~src#1.base, r_strncpy_~src#1.offset := r_strncpy_#in~src#1.base, r_strncpy_#in~src#1.offset;r_strncpy_~n#1 := r_strncpy_#in~n#1;call r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset := strncpy(r_strncpy_~dest#1.base, r_strncpy_~dest#1.offset, r_strncpy_~src#1.base, r_strncpy_~src#1.offset, r_strncpy_~n#1);r_strncpy_#res#1.base, r_strncpy_#res#1.offset := r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset;havoc r_strncpy_#t~ret1#1.base, r_strncpy_#t~ret1#1.offset; 4313#r_strncpy_returnLabel#1 parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset := r_strncpy_#res#1.base, r_strncpy_#res#1.offset;assume { :end_inline_r_strncpy } true;havoc parse_expression_list_#t~ret20#1.base, parse_expression_list_#t~ret20#1.offset;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1) < 2 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1; 4306#L15 assume !(0 == __VERIFIER_assert_~cond#1); 4280#L15-2 assume { :end_inline___VERIFIER_assert } true;call write~int(0, parse_expression_list_~#str2~0#1.base, parse_expression_list_~#str2~0#1.offset + (1 + (parse_expression_list_~j~0#1 - parse_expression_list_~start~0#1)), 1); 4281#L72 parse_expression_list_~start~0#1 := 1 + parse_expression_list_~i~0#1; 4316#L65 havoc parse_expression_list_#t~mem4#1;havoc parse_expression_list_#t~switch5#1; 4330#L63-1 call parse_expression_list_#t~mem2#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1); 4328#L63-2 assume !!(0 != parse_expression_list_#t~mem2#1);havoc parse_expression_list_#t~mem2#1; 4326#L63-4 parse_expression_list_#t~post3#1 := parse_expression_list_~i~0#1;parse_expression_list_~i~0#1 := 1 + parse_expression_list_#t~post3#1;havoc parse_expression_list_#t~post3#1;call parse_expression_list_#t~mem4#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~i~0#1, 1);parse_expression_list_#t~switch5#1 := 0 == parse_expression_list_#t~mem4#1; 4323#L66 assume parse_expression_list_#t~switch5#1; 4271#L67-5 [2022-12-13 19:33:24,918 INFO L750 eck$LassoCheckResult]: Loop: 4271#L67-5 call parse_expression_list_#t~mem6#1 := read~int(parse_expression_list_~str#1.base, parse_expression_list_~str#1.offset + parse_expression_list_~start~0#1, 1);parse_expression_list_#t~short8#1 := 32 == parse_expression_list_#t~mem6#1; 4272#L67-1 assume parse_expression_list_#t~short8#1; 4294#L67-3 assume !!parse_expression_list_#t~short8#1;havoc parse_expression_list_#t~mem6#1;havoc parse_expression_list_#t~mem7#1;havoc parse_expression_list_#t~short8#1;parse_expression_list_#t~post9#1 := parse_expression_list_~start~0#1;parse_expression_list_~start~0#1 := 1 + parse_expression_list_#t~post9#1;havoc parse_expression_list_#t~post9#1; 4271#L67-5 [2022-12-13 19:33:24,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:24,918 INFO L85 PathProgramCache]: Analyzing trace with hash -1759377532, now seen corresponding path program 1 times [2022-12-13 19:33:24,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:24,919 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123508832] [2022-12-13 19:33:24,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:24,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-13 19:33:25,069 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 19:33:25,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123508832] [2022-12-13 19:33:25,070 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123508832] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 19:33:25,070 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292156819] [2022-12-13 19:33:25,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:25,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 19:33:25,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 19:33:25,071 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 19:33:25,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Waiting until timeout for monitored process [2022-12-13 19:33:25,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 19:33:25,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-13 19:33:25,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 19:33:25,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-12-13 19:33:25,210 INFO L321 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-12-13 19:33:25,210 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-12-13 19:33:25,292 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-12-13 19:33:25,302 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-12-13 19:33:25,304 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-13 19:33:25,304 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 19:33:25,317 WARN L837 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_556 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_parse_expression_list_~#str2~0#1.base| v_ArrVal_556) |c_ULTIMATE.start_parse_expression_list_~str#1.base|) (+ |c_ULTIMATE.start_parse_expression_list_~i~0#1| |c_ULTIMATE.start_parse_expression_list_~str#1.offset|)) 0)) is different from false [2022-12-13 19:33:25,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-12-13 19:33:25,429 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2022-12-13 19:33:25,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292156819] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 19:33:25,430 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 19:33:25,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-12-13 19:33:25,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1741321880] [2022-12-13 19:33:25,430 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 19:33:25,430 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 19:33:25,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 19:33:25,431 INFO L85 PathProgramCache]: Analyzing trace with hash 62664, now seen corresponding path program 5 times [2022-12-13 19:33:25,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 19:33:25,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055428995] [2022-12-13 19:33:25,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 19:33:25,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 19:33:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:25,434 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 19:33:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 19:33:25,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 19:33:25,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 19:33:25,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-13 19:33:25,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=82, Unknown=1, NotChecked=18, Total=132 [2022-12-13 19:33:25,476 INFO L87 Difference]: Start difference. First operand 115 states and 149 transitions. cyclomatic complexity: 42 Second operand has 12 states, 12 states have (on average 5.416666666666667) internal successors, (65), 12 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 19:33:25,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 19:33:25,607 INFO L93 Difference]: Finished difference Result 91 states and 112 transitions. [2022-12-13 19:33:25,607 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 112 transitions. [2022-12-13 19:33:25,607 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 19:33:25,608 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 0 states and 0 transitions. [2022-12-13 19:33:25,608 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 19:33:25,608 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 19:33:25,608 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 19:33:25,608 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 19:33:25,608 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:33:25,608 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:33:25,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 19:33:25,608 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 19:33:25,608 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-12-13 19:33:25,609 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 19:33:25,609 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 19:33:25,609 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 19:33:25,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 07:33:25 BoogieIcfgContainer [2022-12-13 19:33:25,614 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 19:33:25,615 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 19:33:25,615 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 19:33:25,615 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 19:33:25,615 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:32:47" (3/4) ... [2022-12-13 19:33:25,617 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 19:33:25,617 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 19:33:25,617 INFO L158 Benchmark]: Toolchain (without parser) took 38953.00ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 67.0MB in the beginning and 86.3MB in the end (delta: -19.3MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-13 19:33:25,617 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 119.5MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.94ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 66.7MB in the beginning and 123.9MB in the end (delta: -57.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.38ms. Allocated memory is still 155.2MB. Free memory was 123.9MB in the beginning and 121.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: Boogie Preprocessor took 27.63ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: RCFGBuilder took 323.67ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 105.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: BuchiAutomizer took 38330.72ms. Allocated memory is still 155.2MB. Free memory was 105.1MB in the beginning and 86.3MB in the end (delta: 18.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-12-13 19:33:25,618 INFO L158 Benchmark]: Witness Printer took 2.49ms. Allocated memory is still 155.2MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 19:33:25,619 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 119.5MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.94ms. Allocated memory was 119.5MB in the beginning and 155.2MB in the end (delta: 35.7MB). Free memory was 66.7MB in the beginning and 123.9MB in the end (delta: -57.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.38ms. Allocated memory is still 155.2MB. Free memory was 123.9MB in the beginning and 121.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.63ms. Allocated memory is still 155.2MB. Free memory was 121.9MB in the beginning and 120.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 323.67ms. Allocated memory is still 155.2MB. Free memory was 120.4MB in the beginning and 105.1MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 38330.72ms. Allocated memory is still 155.2MB. Free memory was 105.1MB in the beginning and 86.3MB in the end (delta: 18.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Witness Printer took 2.49ms. Allocated memory is still 155.2MB. Free memory is still 86.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 15 terminating modules (11 trivial, 4 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 15 * unknown-#length-unknown[A] + -2 * i and consists of 5 locations. One deterministic module has affine ranking function -1 * i + unknown-#length-unknown[str] + -1 * str and consists of 3 locations. One deterministic module has affine ranking function unknown-#length-unknown[str] + -1 * start + -1 * str and consists of 4 locations. One deterministic module has affine ranking function j and consists of 6 locations. 11 modules have a trivial ranking function, the largest among these consists of 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 38.2s and 16 iterations. TraceHistogramMax:8. Analysis of lassos took 36.8s. Construction of modules took 0.4s. Büchi inclusion checks took 0.8s. Highest rank in rank-based complementation 3. Minimization of det autom 5. Minimization of nondet autom 10. Automata minimization 0.1s AutomataMinimizationTime, 14 MinimizatonAttempts, 275 StatesRemovedByMinimization, 10 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 [4, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 814 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 810 mSDsluCounter, 1693 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 25 IncrementalHoareTripleChecker+Unchecked, 1151 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 831 IncrementalHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 542 mSDtfsCounter, 831 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc3 concLT0 SILN0 SILU7 SILI1 SILT0 lasso4 LassoPreprocessingBenchmarks: Lassos: inital202 mio100 ax100 hnf100 lsp93 ukn85 mio100 lsp32 div100 bol100 ite100 ukn100 eq188 hnf90 smp100 dnf100 smp100 tf100 neg100 sie101 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 23ms VariablesStem: 4 VariablesLoop: 3 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 19:33:25,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (108)] Ended with exit code 0 [2022-12-13 19:33:25,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Forceful destruction successful, exit code 0 [2022-12-13 19:33:26,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-12-13 19:33:26,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2022-12-13 19:33:26,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a42fff32-4aa6-4b12-b180-a4080130f303/bin/uautomizer-uyxdKDjOR8/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