./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcat_diffterm_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcat_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ece2db0c2e485d2e7ebf6b014e7d50fbe2c0e7d33a07f2ac4123e51b956ac73d --- 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-38b53e6 [2022-11-25 16:45:55,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:45:55,858 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:45:55,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:45:55,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:45:55,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:45:55,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:45:55,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:45:55,913 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:45:55,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:45:55,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:45:55,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:45:55,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:45:55,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:45:55,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:45:55,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:45:55,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:45:55,934 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:45:55,936 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:45:55,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:45:55,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:45:55,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:45:55,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:45:55,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:45:55,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:45:55,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:45:55,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:45:55,972 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:45:55,972 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:45:55,973 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:45:55,973 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:45:55,974 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:45:55,976 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:45:55,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:45:55,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:45:55,980 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:45:55,980 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:45:55,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:45:55,981 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:45:55,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:45:55,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:45:55,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-25 16:45:56,020 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:45:56,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:45:56,021 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:45:56,022 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:45:56,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:45:56,023 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:45:56,024 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:45:56,024 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-25 16:45:56,024 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-25 16:45:56,024 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-25 16:45:56,025 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-25 16:45:56,026 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-25 16:45:56,026 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-25 16:45:56,026 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:45:56,026 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:45:56,026 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:45:56,027 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:45:56,027 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-25 16:45:56,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-25 16:45:56,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-25 16:45:56,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:45:56,028 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-25 16:45:56,028 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:45:56,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-25 16:45:56,028 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:45:56,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:45:56,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:45:56,029 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:45:56,030 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-25 16:45:56,031 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_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ece2db0c2e485d2e7ebf6b014e7d50fbe2c0e7d33a07f2ac4123e51b956ac73d [2022-11-25 16:45:56,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:45:56,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:45:56,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:45:56,343 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:45:56,344 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:45:56,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/termination-15/cstrcat_diffterm_alloca.i [2022-11-25 16:45:59,493 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:45:59,795 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:45:59,796 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/sv-benchmarks/c/termination-15/cstrcat_diffterm_alloca.i [2022-11-25 16:45:59,806 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/data/03f06774e/8bdb8e81b1de49bb9420d29a238087f7/FLAG0829216f5 [2022-11-25 16:45:59,823 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/data/03f06774e/8bdb8e81b1de49bb9420d29a238087f7 [2022-11-25 16:45:59,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:45:59,828 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:45:59,832 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:45:59,832 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:45:59,835 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:45:59,836 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:45:59" (1/1) ... [2022-11-25 16:45:59,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28311fd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:45:59, skipping insertion in model container [2022-11-25 16:45:59,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:45:59" (1/1) ... [2022-11-25 16:45:59,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:45:59,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:46:00,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:46:00,249 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:46:00,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:46:00,352 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:46:00,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00 WrapperNode [2022-11-25 16:46:00,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:46:00,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:46:00,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:46:00,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:46:00,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,389 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,413 INFO L138 Inliner]: procedures = 152, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2022-11-25 16:46:00,415 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:46:00,416 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:46:00,416 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:46:00,416 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:46:00,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,455 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,462 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,465 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:46:00,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:46:00,466 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:46:00,466 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:46:00,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (1/1) ... [2022-11-25 16:46:00,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:00,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:00,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:00,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-25 16:46:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 16:46:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 16:46:00,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 16:46:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 16:46:00,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:46:00,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:46:00,691 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:46:00,693 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:46:00,905 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:46:00,911 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:46:00,911 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 16:46:00,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:00 BoogieIcfgContainer [2022-11-25 16:46:00,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:46:00,914 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-25 16:46:00,915 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-25 16:46:00,918 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-25 16:46:00,919 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:46:00,919 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 25.11 04:45:59" (1/3) ... [2022-11-25 16:46:00,920 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73c229ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 04:46:00, skipping insertion in model container [2022-11-25 16:46:00,920 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:46:00,921 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:46:00" (2/3) ... [2022-11-25 16:46:00,921 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73c229ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 25.11 04:46:00, skipping insertion in model container [2022-11-25 16:46:00,921 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-25 16:46:00,921 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:00" (3/3) ... [2022-11-25 16:46:00,923 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrcat_diffterm_alloca.i [2022-11-25 16:46:01,002 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-25 16:46:01,002 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-25 16:46:01,003 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-25 16:46:01,003 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-25 16:46:01,003 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-25 16:46:01,003 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-25 16:46:01,003 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-25 16:46:01,003 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-25 16:46:01,008 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:46:01,029 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-25 16:46:01,029 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 16:46:01,029 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 16:46:01,035 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-25 16:46:01,035 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 16:46:01,035 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-25 16:46:01,036 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:46:01,038 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 4 [2022-11-25 16:46:01,038 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-25 16:46:01,038 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-25 16:46:01,039 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-25 16:46:01,039 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-25 16:46:01,049 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet210#1, main_#t~nondet211#1, main_#t~nondet212#1, main_#t~malloc213#1.base, main_#t~malloc213#1.offset, main_#t~malloc214#1.base, main_#t~malloc214#1.offset, main_#t~ret215#1.base, main_#t~ret215#1.offset, main_~length1~0#1, main_~length2~0#1, main_~length3~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;main_~length1~0#1 := main_#t~nondet210#1;havoc main_#t~nondet210#1;main_~length2~0#1 := main_#t~nondet211#1;havoc main_#t~nondet211#1;main_~length3~0#1 := main_#t~nondet212#1;havoc main_#t~nondet212#1; 11#L377true assume !(main_~length1~0#1 < 1); 14#L377-2true assume !(main_~length2~0#1 < 2); 7#L380-1true assume !(main_~length3~0#1 < 1); 10#L383-1true assume !(main_~length2~0#1 - main_~length3~0#1 < main_~length1~0#1 || main_~length3~0#1 > main_~length2~0#1);call main_#t~malloc213#1.base, main_#t~malloc213#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc213#1.base, main_#t~malloc213#1.offset;call main_#t~malloc214#1.base, main_#t~malloc214#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc214#1.base, main_#t~malloc214#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length3~0#1 - 1), 1);assume { :begin_inline_cstrcat } true;cstrcat_#in~s1#1.base, cstrcat_#in~s1#1.offset, cstrcat_#in~s2#1.base, cstrcat_#in~s2#1.offset := main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset;havoc cstrcat_#res#1.base, cstrcat_#res#1.offset;havoc cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset, cstrcat_#t~mem205#1, cstrcat_#t~post207#1.base, cstrcat_#t~post207#1.offset, cstrcat_#t~post208#1.base, cstrcat_#t~post208#1.offset, cstrcat_#t~mem209#1, cstrcat_~s1#1.base, cstrcat_~s1#1.offset, cstrcat_~s2#1.base, cstrcat_~s2#1.offset, cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset;cstrcat_~s1#1.base, cstrcat_~s1#1.offset := cstrcat_#in~s1#1.base, cstrcat_#in~s1#1.offset;cstrcat_~s2#1.base, cstrcat_~s2#1.offset := cstrcat_#in~s2#1.base, cstrcat_#in~s2#1.offset;cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset := cstrcat_~s1#1.base, cstrcat_~s1#1.offset; 2#L367-3true [2022-11-25 16:46:01,050 INFO L750 eck$LassoCheckResult]: Loop: 2#L367-3true call cstrcat_#t~mem205#1 := read~int(cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset, 1); 15#L367-1true assume !!(49 != cstrcat_#t~mem205#1);havoc cstrcat_#t~mem205#1;cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset := cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset;cstrcat_~s~0#1.base, cstrcat_~s~0#1.offset := cstrcat_#t~post206#1.base, 1 + cstrcat_#t~post206#1.offset;havoc cstrcat_#t~post206#1.base, cstrcat_#t~post206#1.offset; 2#L367-3true [2022-11-25 16:46:01,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:46:01,061 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2022-11-25 16:46:01,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:46:01,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731219632] [2022-11-25 16:46:01,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:46:01,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:46:01,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:46:01,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,335 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:46:01,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:46:01,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1926, now seen corresponding path program 1 times [2022-11-25 16:46:01,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:46:01,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405759753] [2022-11-25 16:46:01,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:46:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:46:01,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,359 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:46:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:46:01,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:46:01,377 INFO L85 PathProgramCache]: Analyzing trace with hash 180553748, now seen corresponding path program 1 times [2022-11-25 16:46:01,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:46:01,382 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77046633] [2022-11-25 16:46:01,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:46:01,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:46:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,438 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:46:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:46:01,492 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:46:02,541 INFO L210 LassoAnalysis]: Preferences: [2022-11-25 16:46:02,542 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-25 16:46:02,542 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-25 16:46:02,542 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-25 16:46:02,543 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-25 16:46:02,543 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:02,543 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-25 16:46:02,543 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-25 16:46:02,543 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcat_diffterm_alloca.i_Iteration1_Lasso [2022-11-25 16:46:02,543 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-25 16:46:02,544 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-25 16:46:02,566 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:02,577 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:02,581 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:02,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,328 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,335 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,342 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,345 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,349 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,355 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,358 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,361 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,368 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,372 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,375 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:03,377 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-25 16:46:04,215 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-25 16:46:04,221 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-25 16:46:04,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:46:04,246 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:46:04,247 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:46:04,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:46:04,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:46:04,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:46:04,250 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:46:04,250 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:46:04,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-25 16:46:04,260 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:46:04,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:04,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:46:04,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:46:04,297 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:46:04,298 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:46:04,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:46:04,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:46:04,299 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:46:04,299 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:46:04,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-25 16:46:04,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:46:04,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:04,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,326 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-25 16:46:04,330 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:46:04,342 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:46:04,342 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-25 16:46:04,342 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:46:04,343 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:46:04,343 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:46:04,343 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-25 16:46:04,344 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-25 16:46:04,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:46:04,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:04,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,359 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-25 16:46:04,364 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:46:04,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:46:04,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:46:04,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:46:04,376 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:46:04,379 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:46:04,380 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:46:04,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-25 16:46:04,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:04,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,403 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-25 16:46:04,424 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-25 16:46:04,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-25 16:46:04,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-25 16:46:04,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-25 16:46:04,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-25 16:46:04,460 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-25 16:46:04,460 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-25 16:46:04,492 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-25 16:46:04,697 INFO L443 ModelExtractionUtils]: Simplification made 26 calls to the SMT solver. [2022-11-25 16:46:04,698 INFO L444 ModelExtractionUtils]: 13 out of 55 variables were initially zero. Simplification set additionally 37 variables to zero. [2022-11-25 16:46:04,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-25 16:46:04,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:46:04,746 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-25 16:46:04,748 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-25 16:46:04,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-25 16:46:04,761 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-25 16:46:04,761 INFO L513 LassoAnalysis]: Proved termination. [2022-11-25 16:46:04,762 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~length1~0#1, ULTIMATE.start_cstrcat_~s~0#1.offset) = 18446744073709551615*ULTIMATE.start_main_~length1~0#1 - 1*ULTIMATE.start_cstrcat_~s~0#1.offset Supporting invariants [-1*v_rep(select #length ULTIMATE.start_cstrcat_~s~0#1.base)_1 + 18446744073709551615*ULTIMATE.start_main_~length1~0#1 >= 0] [2022-11-25 16:46:04,767 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:04,843 INFO L156 tatePredicateManager]: 13 out of 14 supporting invariants were superfluous and have been removed [2022-11-25 16:46:04,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:46:04,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:46:04,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-25 16:46:04,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:46:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:46:04,990 WARN L261 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-25 16:46:04,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:46:05,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-25 16:46:05,072 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates [2022-11-25 16:46:05,074 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:46:05,172 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 15 states, 14 states have (on average 1.5714285714285714) internal successors, (22), 14 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 35 states and 45 transitions. Complement of second has 8 states. [2022-11-25 16:46:05,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-25 16:46:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-25 16:46:05,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 34 transitions. [2022-11-25 16:46:05,185 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 6 letters. Loop has 2 letters. [2022-11-25 16:46:05,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:46:05,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 8 letters. Loop has 2 letters. [2022-11-25 16:46:05,186 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:46:05,186 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 34 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-25 16:46:05,187 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-25 16:46:05,188 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 35 states and 45 transitions. [2022-11-25 16:46:05,194 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 16:46:05,196 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 35 states to 0 states and 0 transitions. [2022-11-25 16:46:05,197 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-25 16:46:05,197 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-25 16:46:05,198 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-25 16:46:05,198 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-25 16:46:05,198 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:46:05,198 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:46:05,199 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-25 16:46:05,199 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-25 16:46:05,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-25 16:46:05,199 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-25 16:46:05,199 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-25 16:46:05,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 25.11 04:46:05 BoogieIcfgContainer [2022-11-25 16:46:05,209 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-25 16:46:05,211 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:46:05,211 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:46:05,212 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:46:05,212 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:46:00" (3/4) ... [2022-11-25 16:46:05,215 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 16:46:05,215 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:46:05,216 INFO L158 Benchmark]: Toolchain (without parser) took 5387.75ms. Allocated memory is still 153.1MB. Free memory was 122.6MB in the beginning and 56.0MB in the end (delta: 66.6MB). Peak memory consumption was 69.7MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,216 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:46:05,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.95ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 104.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.39ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 102.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,225 INFO L158 Benchmark]: Boogie Preprocessor took 49.84ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 101.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,226 INFO L158 Benchmark]: RCFGBuilder took 447.48ms. Allocated memory is still 153.1MB. Free memory was 101.2MB in the beginning and 89.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,227 INFO L158 Benchmark]: BuchiAutomizer took 4295.17ms. Allocated memory is still 153.1MB. Free memory was 89.3MB in the beginning and 56.0MB in the end (delta: 33.3MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2022-11-25 16:46:05,228 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 153.1MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:46:05,237 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 115.3MB. Free memory is still 92.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.95ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 104.5MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.39ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 102.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.84ms. Allocated memory is still 153.1MB. Free memory was 102.8MB in the beginning and 101.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 447.48ms. Allocated memory is still 153.1MB. Free memory was 101.2MB in the beginning and 89.3MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 4295.17ms. Allocated memory is still 153.1MB. Free memory was 89.3MB in the beginning and 56.0MB in the end (delta: 33.3MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 153.1MB. Free memory is still 56.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -1 * s + 18446744073709551615 * length1 and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.8s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 31 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 17 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital201 mio100 ax100 hnf100 lsp97 ukn89 mio100 lsp56 div175 bol100 ite100 ukn100 eq163 hnf91 smp69 dnf100 smp100 tf100 neg98 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-25 16:46:05,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-25 16:46:05,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ac2e021-81b4-4826-98ea-4b61562b86a8/bin/uautomizer-ZsLfNo2U6R/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