./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d2e8c7278f9710711a8ba5cefeb9f745a5377c275c5c72390d2d78403afcf1c7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:45:00,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:45:00,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:45:00,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:45:00,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:45:00,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:45:00,533 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:45:00,537 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:45:00,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:45:00,546 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:45:00,548 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:45:00,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:45:00,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:45:00,555 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:45:00,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:45:00,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:45:00,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:45:00,573 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:45:00,575 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:45:00,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:45:00,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:45:00,584 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:45:00,585 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:45:00,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:45:00,596 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:45:00,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:45:00,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:45:00,602 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:45:00,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:45:00,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:45:00,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:45:00,606 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:45:00,608 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:45:00,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:45:00,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:45:00,612 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:45:00,613 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:45:00,613 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:45:00,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:45:00,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:45:00,615 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:45:00,616 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-02 20:45:00,672 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:45:00,672 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:45:00,673 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:45:00,673 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:45:00,675 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:45:00,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:45:00,676 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:45:00,676 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:45:00,676 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:45:00,677 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:45:00,678 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:45:00,678 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:45:00,679 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:45:00,679 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:45:00,679 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:45:00,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:45:00,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:45:00,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:45:00,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:45:00,681 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:45:00,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:45:00,681 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:45:00,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:45:00,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:45:00,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:45:00,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:45:00,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:45:00,685 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:45:00,686 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:45:00,687 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_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e8c7278f9710711a8ba5cefeb9f745a5377c275c5c72390d2d78403afcf1c7 [2022-11-02 20:45:01,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:45:01,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:45:01,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:45:01,180 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:45:01,181 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:45:01,183 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2022-11-02 20:45:01,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/data/9ad8b401c/836f42c2c1ac47c4916b5b96bf106625/FLAGfb3bc82c1 [2022-11-02 20:45:01,972 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:45:01,975 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/sv-benchmarks/c/termination-memory-alloca/Toulouse-MultiBranchesToLoop-alloca.i [2022-11-02 20:45:01,995 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/data/9ad8b401c/836f42c2c1ac47c4916b5b96bf106625/FLAGfb3bc82c1 [2022-11-02 20:45:02,233 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/data/9ad8b401c/836f42c2c1ac47c4916b5b96bf106625 [2022-11-02 20:45:02,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:45:02,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:45:02,239 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:45:02,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:45:02,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:45:02,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b38f98c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02, skipping insertion in model container [2022-11-02 20:45:02,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:45:02,289 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:45:02,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:45:02,657 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:45:02,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:45:02,732 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:45:02,733 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02 WrapperNode [2022-11-02 20:45:02,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:45:02,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:45:02,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:45:02,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:45:02,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,828 INFO L138 Inliner]: procedures = 110, calls = 67, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 179 [2022-11-02 20:45:02,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:45:02,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:45:02,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:45:02,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:45:02,842 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,864 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,864 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,890 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,891 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,893 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:45:02,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:45:02,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:45:02,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:45:02,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (1/1) ... [2022-11-02 20:45:02,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:02,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:02,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:02,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:45:03,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:45:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:45:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:45:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:45:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:45:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:45:03,236 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:45:03,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:45:03,683 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:45:03,697 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:45:03,701 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:45:03,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:03 BoogieIcfgContainer [2022-11-02 20:45:03,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:45:03,706 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:45:03,706 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:45:03,711 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:45:03,712 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:03,713 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:45:02" (1/3) ... [2022-11-02 20:45:03,714 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d7feea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:45:03, skipping insertion in model container [2022-11-02 20:45:03,714 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:03,714 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:45:02" (2/3) ... [2022-11-02 20:45:03,715 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d7feea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:45:03, skipping insertion in model container [2022-11-02 20:45:03,715 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:45:03,715 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:03" (3/3) ... [2022-11-02 20:45:03,717 INFO L332 chiAutomizerObserver]: Analyzing ICFG Toulouse-MultiBranchesToLoop-alloca.i [2022-11-02 20:45:03,788 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:45:03,789 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:45:03,789 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:45:03,789 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:45:03,789 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:45:03,789 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:45:03,789 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:45:03,790 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:45:03,795 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 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) [2022-11-02 20:45:03,819 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:03,819 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:03,819 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:03,827 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:03,828 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:03,828 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:45:03,828 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 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) [2022-11-02 20:45:03,831 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:03,831 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:03,831 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:03,832 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:03,832 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:03,843 INFO L748 eck$LassoCheckResult]: Stem: 13#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 4#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 9#L553true assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 3#L553-2true call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 22#L558true assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 18#L558-2true call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 23#L563true assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 19#L563-2true call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 26#L568true assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 25#L568-2true call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 14#L573true assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 7#L573-2true call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 11#L578true assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 15#L578-2true call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 20#L583true assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 24#L583-2true call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 17#L588true assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 6#L588-2true call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 8#L593true assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 16#L598-4true [2022-11-02 20:45:03,857 INFO L750 eck$LassoCheckResult]: Loop: 16#L598-4true call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 12#L598true assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 21#L598-2true assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 16#L598-4true [2022-11-02 20:45:03,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:03,867 INFO L85 PathProgramCache]: Analyzing trace with hash 187436106, now seen corresponding path program 1 times [2022-11-02 20:45:03,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:03,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058284380] [2022-11-02 20:45:03,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:03,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:05,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:05,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:05,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058284380] [2022-11-02 20:45:05,676 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058284380] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:05,676 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:05,677 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-02 20:45:05,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158412498] [2022-11-02 20:45:05,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:05,685 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:05,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:05,686 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 1 times [2022-11-02 20:45:05,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:05,687 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3465362] [2022-11-02 20:45:05,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:05,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:05,730 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:05,777 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:06,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:06,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-02 20:45:06,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-11-02 20:45:06,210 INFO L87 Difference]: Start difference. First operand has 26 states, 25 states have (on average 1.48) internal successors, (37), 25 states have internal predecessors, (37), 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 12 states, 12 states have (on average 1.5833333333333333) internal successors, (19), 12 states have internal predecessors, (19), 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) [2022-11-02 20:45:06,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:06,887 INFO L93 Difference]: Finished difference Result 98 states and 126 transitions. [2022-11-02 20:45:06,889 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 98 states and 126 transitions. [2022-11-02 20:45:06,895 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:06,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 98 states to 78 states and 106 transitions. [2022-11-02 20:45:06,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 78 [2022-11-02 20:45:06,904 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 78 [2022-11-02 20:45:06,905 INFO L73 IsDeterministic]: Start isDeterministic. Operand 78 states and 106 transitions. [2022-11-02 20:45:06,906 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:06,906 INFO L218 hiAutomatonCegarLoop]: Abstraction has 78 states and 106 transitions. [2022-11-02 20:45:06,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states and 106 transitions. [2022-11-02 20:45:06,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 34. [2022-11-02 20:45:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 33 states have internal predecessors, (45), 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) [2022-11-02 20:45:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 45 transitions. [2022-11-02 20:45:06,943 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 45 transitions. [2022-11-02 20:45:06,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-02 20:45:06,950 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 45 transitions. [2022-11-02 20:45:06,951 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:45:06,951 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 45 transitions. [2022-11-02 20:45:06,952 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:06,952 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:06,952 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:06,953 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:06,953 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:06,954 INFO L748 eck$LassoCheckResult]: Stem: 152#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 153#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 166#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 160#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 161#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 178#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 185#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 167#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 168#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 177#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 154#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 155#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 170#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 156#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 157#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 174#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 162#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 163#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 169#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 158#L598-4 [2022-11-02 20:45:06,954 INFO L750 eck$LassoCheckResult]: Loop: 158#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 159#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 172#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 158#L598-4 [2022-11-02 20:45:06,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:06,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1239319610, now seen corresponding path program 1 times [2022-11-02 20:45:06,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:06,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746318470] [2022-11-02 20:45:06,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:06,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:07,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:07,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:07,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746318470] [2022-11-02 20:45:07,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746318470] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:07,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:07,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-02 20:45:07,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550829000] [2022-11-02 20:45:07,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:07,696 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:07,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:07,700 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 2 times [2022-11-02 20:45:07,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:07,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580631118] [2022-11-02 20:45:07,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:07,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:07,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:07,735 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:07,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:07,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:08,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:08,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-02 20:45:08,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:45:08,073 INFO L87 Difference]: Start difference. First operand 34 states and 45 transitions. cyclomatic complexity: 12 Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 11 states have internal predecessors, (19), 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) [2022-11-02 20:45:08,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:08,373 INFO L93 Difference]: Finished difference Result 49 states and 66 transitions. [2022-11-02 20:45:08,373 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 66 transitions. [2022-11-02 20:45:08,375 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:08,376 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 49 states and 66 transitions. [2022-11-02 20:45:08,376 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2022-11-02 20:45:08,376 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-02 20:45:08,376 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 66 transitions. [2022-11-02 20:45:08,377 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:08,377 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 66 transitions. [2022-11-02 20:45:08,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 66 transitions. [2022-11-02 20:45:08,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 34. [2022-11-02 20:45:08,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 33 states have internal predecessors, (44), 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) [2022-11-02 20:45:08,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 44 transitions. [2022-11-02 20:45:08,381 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 44 transitions. [2022-11-02 20:45:08,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:08,387 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 44 transitions. [2022-11-02 20:45:08,387 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:45:08,387 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 44 transitions. [2022-11-02 20:45:08,391 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:08,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:08,391 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:08,392 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:08,392 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:08,392 INFO L748 eck$LassoCheckResult]: Stem: 251#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 252#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 265#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 259#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 260#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 284#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 274#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 266#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 267#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 275#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 276#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 280#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 279#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 278#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 277#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 271#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 261#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 262#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 268#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 257#L598-4 [2022-11-02 20:45:08,393 INFO L750 eck$LassoCheckResult]: Loop: 257#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 258#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 272#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 257#L598-4 [2022-11-02 20:45:08,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:08,393 INFO L85 PathProgramCache]: Analyzing trace with hash -652513596, now seen corresponding path program 1 times [2022-11-02 20:45:08,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:08,394 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279971307] [2022-11-02 20:45:08,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:08,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:08,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:08,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:08,963 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279971307] [2022-11-02 20:45:08,963 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279971307] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:08,963 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:08,963 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-02 20:45:08,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334813903] [2022-11-02 20:45:08,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:08,964 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:08,965 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 3 times [2022-11-02 20:45:08,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:08,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381156106] [2022-11-02 20:45:08,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:08,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:08,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:09,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:09,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:09,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-02 20:45:09,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:45:09,332 INFO L87 Difference]: Start difference. First operand 34 states and 44 transitions. cyclomatic complexity: 11 Second operand has 9 states, 9 states have (on average 2.111111111111111) internal successors, (19), 9 states have internal predecessors, (19), 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) [2022-11-02 20:45:09,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:09,505 INFO L93 Difference]: Finished difference Result 45 states and 59 transitions. [2022-11-02 20:45:09,505 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 59 transitions. [2022-11-02 20:45:09,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:09,507 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 59 transitions. [2022-11-02 20:45:09,507 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45 [2022-11-02 20:45:09,508 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45 [2022-11-02 20:45:09,508 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 59 transitions. [2022-11-02 20:45:09,508 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:09,508 INFO L218 hiAutomatonCegarLoop]: Abstraction has 45 states and 59 transitions. [2022-11-02 20:45:09,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 59 transitions. [2022-11-02 20:45:09,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 34. [2022-11-02 20:45:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2647058823529411) internal successors, (43), 33 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) [2022-11-02 20:45:09,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 43 transitions. [2022-11-02 20:45:09,513 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-11-02 20:45:09,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:09,514 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 43 transitions. [2022-11-02 20:45:09,515 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:45:09,515 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 43 transitions. [2022-11-02 20:45:09,516 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:09,516 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:09,516 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:09,517 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:09,517 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:09,518 INFO L748 eck$LassoCheckResult]: Stem: 344#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 345#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 358#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 354#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 355#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 376#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 368#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 359#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 360#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 377#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 350#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 351#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 362#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 373#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 372#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 364#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 352#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 353#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 361#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 348#L598-4 [2022-11-02 20:45:09,518 INFO L750 eck$LassoCheckResult]: Loop: 348#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 349#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 365#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 348#L598-4 [2022-11-02 20:45:09,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:09,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1353578174, now seen corresponding path program 1 times [2022-11-02 20:45:09,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:09,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377781192] [2022-11-02 20:45:09,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:09,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:09,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:09,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:09,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377781192] [2022-11-02 20:45:09,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377781192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:09,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:09,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:45:09,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26229749] [2022-11-02 20:45:09,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:09,806 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:09,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:09,807 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 4 times [2022-11-02 20:45:09,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:09,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582821973] [2022-11-02 20:45:09,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:09,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:09,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:09,829 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:10,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:10,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:45:10,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:45:10,126 INFO L87 Difference]: Start difference. First operand 34 states and 43 transitions. cyclomatic complexity: 10 Second operand has 7 states, 7 states have (on average 2.7142857142857144) internal successors, (19), 7 states have internal predecessors, (19), 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) [2022-11-02 20:45:10,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:10,337 INFO L93 Difference]: Finished difference Result 43 states and 55 transitions. [2022-11-02 20:45:10,338 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 55 transitions. [2022-11-02 20:45:10,338 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:10,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 43 states and 55 transitions. [2022-11-02 20:45:10,339 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43 [2022-11-02 20:45:10,339 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43 [2022-11-02 20:45:10,340 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 55 transitions. [2022-11-02 20:45:10,340 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:10,340 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 55 transitions. [2022-11-02 20:45:10,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 55 transitions. [2022-11-02 20:45:10,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 34. [2022-11-02 20:45:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 33 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) [2022-11-02 20:45:10,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 42 transitions. [2022-11-02 20:45:10,343 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 42 transitions. [2022-11-02 20:45:10,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:10,352 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 42 transitions. [2022-11-02 20:45:10,352 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:45:10,352 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 42 transitions. [2022-11-02 20:45:10,353 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:10,357 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:10,357 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:10,358 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:10,359 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:10,360 INFO L748 eck$LassoCheckResult]: Stem: 433#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 434#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 447#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 441#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 442#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 466#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 457#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 448#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 449#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 460#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 435#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 436#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 451#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 462#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 461#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 453#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 443#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 444#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 450#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 439#L598-4 [2022-11-02 20:45:10,360 INFO L750 eck$LassoCheckResult]: Loop: 439#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 440#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 454#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 439#L598-4 [2022-11-02 20:45:10,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:10,361 INFO L85 PathProgramCache]: Analyzing trace with hash -2033636544, now seen corresponding path program 1 times [2022-11-02 20:45:10,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:10,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898697575] [2022-11-02 20:45:10,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:10,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:10,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:10,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:10,561 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898697575] [2022-11-02 20:45:10,561 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898697575] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:10,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:10,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:45:10,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502900799] [2022-11-02 20:45:10,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:10,564 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:10,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:10,564 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 5 times [2022-11-02 20:45:10,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:10,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167520331] [2022-11-02 20:45:10,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:10,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:10,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:10,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:10,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:10,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:10,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:45:10,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:45:10,942 INFO L87 Difference]: Start difference. First operand 34 states and 42 transitions. cyclomatic complexity: 9 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-02 20:45:11,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:11,069 INFO L93 Difference]: Finished difference Result 41 states and 51 transitions. [2022-11-02 20:45:11,069 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 41 states and 51 transitions. [2022-11-02 20:45:11,070 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:11,070 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 41 states to 41 states and 51 transitions. [2022-11-02 20:45:11,071 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 41 [2022-11-02 20:45:11,071 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 41 [2022-11-02 20:45:11,071 INFO L73 IsDeterministic]: Start isDeterministic. Operand 41 states and 51 transitions. [2022-11-02 20:45:11,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:11,072 INFO L218 hiAutomatonCegarLoop]: Abstraction has 41 states and 51 transitions. [2022-11-02 20:45:11,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states and 51 transitions. [2022-11-02 20:45:11,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 34. [2022-11-02 20:45:11,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 33 states have internal predecessors, (41), 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) [2022-11-02 20:45:11,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions. [2022-11-02 20:45:11,075 INFO L240 hiAutomatonCegarLoop]: Abstraction has 34 states and 41 transitions. [2022-11-02 20:45:11,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:11,078 INFO L428 stractBuchiCegarLoop]: Abstraction has 34 states and 41 transitions. [2022-11-02 20:45:11,078 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:45:11,078 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34 states and 41 transitions. [2022-11-02 20:45:11,079 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:11,079 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:11,079 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:11,080 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:11,080 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:11,080 INFO L748 eck$LassoCheckResult]: Stem: 518#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 519#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 532#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 526#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 527#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 530#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 531#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 542#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 550#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 549#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 548#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 547#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 546#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 545#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 544#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 539#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 528#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 529#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 535#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 520#L598-4 [2022-11-02 20:45:11,080 INFO L750 eck$LassoCheckResult]: Loop: 520#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 521#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 538#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 520#L598-4 [2022-11-02 20:45:11,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:11,081 INFO L85 PathProgramCache]: Analyzing trace with hash 486323390, now seen corresponding path program 1 times [2022-11-02 20:45:11,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:11,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509570061] [2022-11-02 20:45:11,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:11,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:11,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:11,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:11,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509570061] [2022-11-02 20:45:11,745 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509570061] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:11,745 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:11,745 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-02 20:45:11,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608119785] [2022-11-02 20:45:11,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:11,746 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:11,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:11,747 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 6 times [2022-11-02 20:45:11,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:11,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135937911] [2022-11-02 20:45:11,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:11,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:11,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:11,796 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:12,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:12,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-02 20:45:12,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2022-11-02 20:45:12,074 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. cyclomatic complexity: 8 Second operand has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 13 states have internal predecessors, (19), 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) [2022-11-02 20:45:12,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:12,292 INFO L93 Difference]: Finished difference Result 52 states and 62 transitions. [2022-11-02 20:45:12,292 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 52 states and 62 transitions. [2022-11-02 20:45:12,293 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:12,294 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 52 states to 52 states and 62 transitions. [2022-11-02 20:45:12,294 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 52 [2022-11-02 20:45:12,294 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52 [2022-11-02 20:45:12,294 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 62 transitions. [2022-11-02 20:45:12,295 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:12,295 INFO L218 hiAutomatonCegarLoop]: Abstraction has 52 states and 62 transitions. [2022-11-02 20:45:12,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 62 transitions. [2022-11-02 20:45:12,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 44. [2022-11-02 20:45:12,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 44 states have (on average 1.1590909090909092) internal successors, (51), 43 states have internal predecessors, (51), 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) [2022-11-02 20:45:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 51 transitions. [2022-11-02 20:45:12,303 INFO L240 hiAutomatonCegarLoop]: Abstraction has 44 states and 51 transitions. [2022-11-02 20:45:12,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-02 20:45:12,306 INFO L428 stractBuchiCegarLoop]: Abstraction has 44 states and 51 transitions. [2022-11-02 20:45:12,306 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:45:12,306 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 44 states and 51 transitions. [2022-11-02 20:45:12,307 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:12,313 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:12,313 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:12,314 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:12,314 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:12,314 INFO L748 eck$LassoCheckResult]: Stem: 622#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 623#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 636#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 641#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 665#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 634#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 635#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 645#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 661#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 659#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 657#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 655#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 653#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 651#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 649#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 646#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 632#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 633#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 639#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 628#L598-4 [2022-11-02 20:45:12,315 INFO L750 eck$LassoCheckResult]: Loop: 628#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 629#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 643#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 628#L598-4 [2022-11-02 20:45:12,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:12,315 INFO L85 PathProgramCache]: Analyzing trace with hash 486321468, now seen corresponding path program 1 times [2022-11-02 20:45:12,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:12,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241070778] [2022-11-02 20:45:12,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:12,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:12,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:12,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:12,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241070778] [2022-11-02 20:45:12,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241070778] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:12,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:12,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:45:12,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152910747] [2022-11-02 20:45:12,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:12,487 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:12,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:12,488 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 7 times [2022-11-02 20:45:12,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:12,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647912402] [2022-11-02 20:45:12,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:12,500 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:12,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:12,524 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:12,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:12,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:45:12,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:45:12,815 INFO L87 Difference]: Start difference. First operand 44 states and 51 transitions. cyclomatic complexity: 8 Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-02 20:45:12,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:12,915 INFO L93 Difference]: Finished difference Result 49 states and 57 transitions. [2022-11-02 20:45:12,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 57 transitions. [2022-11-02 20:45:12,916 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:12,917 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 49 states and 57 transitions. [2022-11-02 20:45:12,917 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 49 [2022-11-02 20:45:12,917 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 49 [2022-11-02 20:45:12,917 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 57 transitions. [2022-11-02 20:45:12,918 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:12,918 INFO L218 hiAutomatonCegarLoop]: Abstraction has 49 states and 57 transitions. [2022-11-02 20:45:12,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 57 transitions. [2022-11-02 20:45:12,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2022-11-02 20:45:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 46 states have (on average 1.1521739130434783) internal successors, (53), 45 states have internal predecessors, (53), 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) [2022-11-02 20:45:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 53 transitions. [2022-11-02 20:45:12,922 INFO L240 hiAutomatonCegarLoop]: Abstraction has 46 states and 53 transitions. [2022-11-02 20:45:12,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:12,923 INFO L428 stractBuchiCegarLoop]: Abstraction has 46 states and 53 transitions. [2022-11-02 20:45:12,923 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-02 20:45:12,923 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 46 states and 53 transitions. [2022-11-02 20:45:12,924 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:12,924 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:12,924 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:12,925 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:12,925 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:12,925 INFO L748 eck$LassoCheckResult]: Stem: 725#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 726#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 739#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 733#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 734#L558 assume main_#t~mem8#1 > 0;havoc main_#t~mem8#1;call main_#t~mem9#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post10#1 := main_#t~mem9#1;call write~int(1 + main_#t~post10#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem9#1;havoc main_#t~post10#1; 737#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 738#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 740#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 741#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 754#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 755#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 768#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 751#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 729#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 730#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 747#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 735#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 736#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 745#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 731#L598-4 [2022-11-02 20:45:12,925 INFO L750 eck$LassoCheckResult]: Loop: 731#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 732#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 748#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 731#L598-4 [2022-11-02 20:45:12,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:12,926 INFO L85 PathProgramCache]: Analyzing trace with hash 486321466, now seen corresponding path program 1 times [2022-11-02 20:45:12,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:12,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549528394] [2022-11-02 20:45:12,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:12,968 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:12,992 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:12,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:12,993 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 8 times [2022-11-02 20:45:12,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:12,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697529121] [2022-11-02 20:45:12,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:12,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:13,003 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:13,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:13,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:13,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1078171826, now seen corresponding path program 1 times [2022-11-02 20:45:13,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:13,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556720500] [2022-11-02 20:45:13,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:13,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:13,057 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:13,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:13,103 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:20,446 WARN L234 SmtUtils]: Spent 7.07s on a formula simplification. DAG size of input: 183 DAG size of output: 162 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-02 20:45:21,126 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:21,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:21,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:21,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:21,127 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:21,128 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:21,128 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:21,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:21,128 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration8_Lasso [2022-11-02 20:45:21,128 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:21,129 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:21,156 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,166 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,172 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,176 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,178 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,182 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,190 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,195 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,198 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,204 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,206 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,209 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,211 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,215 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,218 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,222 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,225 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,227 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,230 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,232 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,235 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,241 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,243 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,247 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,249 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,252 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,258 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,271 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,281 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,289 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,293 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,296 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,298 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,302 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,304 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,307 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,310 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,313 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,315 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,319 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:21,325 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,381 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,384 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,386 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,389 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,393 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,396 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,398 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,401 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:22,404 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:23,152 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:23,162 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:23,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,167 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:45:23,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,204 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,204 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,204 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-02 20:45:23,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:45:23,252 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,268 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,268 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,268 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,304 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:45:23,307 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,319 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,319 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,320 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,323 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,323 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,326 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-02 20:45:23,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,355 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:45:23,358 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,370 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,370 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,371 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,402 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:45:23,404 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,416 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,417 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,417 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,417 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,418 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,418 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,424 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,473 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:45:23,498 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,499 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,500 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,500 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,534 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,536 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:45:23,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,550 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,551 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,551 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,551 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,551 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,552 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,552 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,554 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,584 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:45:23,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,600 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,601 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,601 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,601 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,601 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,602 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,603 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-11-02 20:45:23,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,632 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:45:23,634 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,646 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,646 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,650 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:23,650 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:23,663 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,693 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:45:23,699 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,711 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,711 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,711 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,711 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,711 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,712 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,712 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,714 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,746 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:45:23,748 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 [2022-11-02 20:45:23,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,760 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,760 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,760 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,761 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,761 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,790 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,799 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:45:23,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,814 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,830 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,874 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:23,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:45:23,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,894 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,894 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,894 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,894 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,895 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,918 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:23,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:23,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:23,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:23,956 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:23,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:45:23,958 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 [2022-11-02 20:45:23,971 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:23,971 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:23,971 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:23,971 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:23,971 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:23,972 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:23,972 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:23,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,002 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:45:24,007 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,019 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,019 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,020 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,022 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,047 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,048 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:45:24,052 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,064 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,064 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,065 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,065 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,065 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-02 20:45:24,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,104 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:45:24,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,123 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,123 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,124 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,124 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,124 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,125 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,153 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:45:24,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,176 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,178 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:24,179 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:24,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,232 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:45:24,235 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,248 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,248 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,248 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,249 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,249 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,279 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:45:24,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,313 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,313 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,314 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,384 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,385 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,391 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:45:24,406 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,406 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,408 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,455 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:45:24,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,469 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2022-11-02 20:45:24,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,500 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:45:24,502 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,514 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,515 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-02 20:45:24,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,546 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:45:24,550 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,562 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,563 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,563 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,563 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,564 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-02 20:45:24,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,594 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:45:24,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,640 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:45:24,642 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,654 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,685 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-02 20:45:24,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,686 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:45:24,690 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,703 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,703 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,704 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,704 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,706 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-02 20:45:24,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,733 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:45:24,737 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,749 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,752 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,774 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,820 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:45:24,823 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 [2022-11-02 20:45:24,835 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,835 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,835 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,835 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,835 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,837 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,837 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,839 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2022-11-02 20:45:24,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,870 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:45:24,873 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 [2022-11-02 20:45:24,885 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,887 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:24,888 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:24,892 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,920 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:45:24,922 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,934 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,934 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,934 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,936 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:24,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:24,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:24,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:24,966 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:24,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:45:24,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:24,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:24,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:24,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:24,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:24,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:24,981 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:24,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:24,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-02 20:45:25,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,022 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:45:25,026 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,038 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,042 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,042 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,051 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-02 20:45:25,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,094 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:45:25,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,119 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,119 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,120 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,136 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,184 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:45:25,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,198 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,198 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,198 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,198 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,202 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,202 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2022-11-02 20:45:25,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,280 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:45:25,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,296 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,297 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:45:25,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,326 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:45:25,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,341 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,342 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,342 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 20:45:25,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,376 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:45:25,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,391 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,391 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,392 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,392 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,392 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,392 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,417 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 20:45:25,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,443 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:45:25,446 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,458 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,458 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:45:25,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,488 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:45:25,489 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,501 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,502 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,502 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,502 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,502 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,504 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,530 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,531 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:45:25,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,549 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:45:25,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,578 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:45:25,580 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,592 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,592 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,592 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,592 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,592 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,593 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,593 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-02 20:45:25,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,622 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:45:25,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,637 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,637 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,637 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,662 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 20:45:25,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,694 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:45:25,696 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 [2022-11-02 20:45:25,708 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,708 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,708 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,709 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,711 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Ended with exit code 0 [2022-11-02 20:45:25,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,739 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:45:25,743 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,755 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,755 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,756 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-02 20:45:25,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,793 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:45:25,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,810 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:25,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:25,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:25,814 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,839 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,841 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:45:25,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,855 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,855 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,855 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,855 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,858 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,858 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-02 20:45:25,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,905 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:45:25,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:25,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:25,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:25,923 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:25,923 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:25,927 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:25,927 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:25,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:25,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:25,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:25,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:25,983 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:25,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:45:26,002 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,002 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,007 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,007 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,014 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,041 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:45:26,043 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,059 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,059 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,105 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-02 20:45:26,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,106 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:45:26,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,121 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,125 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,125 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,190 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:45:26,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,210 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,210 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,210 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,212 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,212 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,272 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:45:26,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,313 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,338 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:26,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,381 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:26,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:45:26,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:26,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:26,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:26,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:26,406 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:26,406 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:26,420 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:45:26,454 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-02 20:45:26,455 INFO L444 ModelExtractionUtils]: 5 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:45:26,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:26,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:26,466 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:26,468 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:45:26,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:45:26,500 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-02 20:45:26,500 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:45:26,501 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1, v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_1) = 100*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 - 9*v_rep(select (select #memory_int ULTIMATE.start_main_~y~0#1.base) ULTIMATE.start_main_~y~0#1.offset)_1 Supporting invariants [1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_1 - 9 >= 0] [2022-11-02 20:45:26,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:26,930 INFO L156 tatePredicateManager]: 33 out of 40 supporting invariants were superfluous and have been removed [2022-11-02 20:45:26,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:27,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:27,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 45 conjunts are in the unsatisfiable core [2022-11-02 20:45:27,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:27,181 INFO L356 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-02 20:45:27,182 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 23 treesize of output 19 [2022-11-02 20:45:27,347 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:27,476 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:27,572 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:27,693 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:27,852 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:27,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:28,118 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 28 treesize of output 16 [2022-11-02 20:45:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:28,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-02 20:45:28,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:28,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:28,430 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 3 loop predicates [2022-11-02 20:45:28,432 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 46 states and 53 transitions. cyclomatic complexity: 8 Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) [2022-11-02 20:45:29,004 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 46 states and 53 transitions. cyclomatic complexity: 8. Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) Result 61 states and 72 transitions. Complement of second has 17 states. [2022-11-02 20:45:29,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 14 states 10 stem states 2 non-accepting loop states 2 accepting loop states [2022-11-02 20:45:29,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) [2022-11-02 20:45:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 51 transitions. [2022-11-02 20:45:29,012 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 51 transitions. Stem has 19 letters. Loop has 3 letters. [2022-11-02 20:45:29,013 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:29,014 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 51 transitions. Stem has 22 letters. Loop has 3 letters. [2022-11-02 20:45:29,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:29,015 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 14 states and 51 transitions. Stem has 19 letters. Loop has 6 letters. [2022-11-02 20:45:29,015 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:29,015 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 61 states and 72 transitions. [2022-11-02 20:45:29,017 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 6 [2022-11-02 20:45:29,018 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 61 states to 39 states and 47 transitions. [2022-11-02 20:45:29,019 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 38 [2022-11-02 20:45:29,020 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 39 [2022-11-02 20:45:29,020 INFO L73 IsDeterministic]: Start isDeterministic. Operand 39 states and 47 transitions. [2022-11-02 20:45:29,024 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:29,027 INFO L218 hiAutomatonCegarLoop]: Abstraction has 39 states and 47 transitions. [2022-11-02 20:45:29,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states and 47 transitions. [2022-11-02 20:45:29,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 32. [2022-11-02 20:45:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 32 states have (on average 1.1875) internal successors, (38), 31 states have internal predecessors, (38), 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) [2022-11-02 20:45:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 38 transitions. [2022-11-02 20:45:29,035 INFO L240 hiAutomatonCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-11-02 20:45:29,035 INFO L428 stractBuchiCegarLoop]: Abstraction has 32 states and 38 transitions. [2022-11-02 20:45:29,035 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-02 20:45:29,036 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 32 states and 38 transitions. [2022-11-02 20:45:29,036 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:29,036 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:29,036 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:29,037 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:29,038 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:29,038 INFO L748 eck$LassoCheckResult]: Stem: 1118#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1119#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1133#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1126#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1127#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1131#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1132#L563 assume main_#t~mem13#1 > 0;havoc main_#t~mem13#1;call main_#t~mem14#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post15#1 := main_#t~mem14#1;call write~int(1 + main_#t~post15#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem14#1;havoc main_#t~post15#1; 1143#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1149#L568 assume main_#t~mem18#1 > 0;havoc main_#t~mem18#1;call main_#t~mem19#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post20#1 := main_#t~mem19#1;call write~int(1 + main_#t~post20#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem19#1;havoc main_#t~post20#1; 1148#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1147#L573 assume main_#t~mem23#1 > 0;havoc main_#t~mem23#1;call main_#t~mem24#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post25#1 := main_#t~mem24#1;call write~int(1 + main_#t~post25#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem24#1;havoc main_#t~post25#1; 1146#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1141#L578 assume main_#t~mem28#1 > 0;havoc main_#t~mem28#1;call main_#t~mem29#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post30#1 := main_#t~mem29#1;call write~int(1 + main_#t~post30#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem29#1;havoc main_#t~post30#1; 1142#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1145#L583 assume main_#t~mem33#1 > 0;havoc main_#t~mem33#1;call main_#t~mem34#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post35#1 := main_#t~mem34#1;call write~int(1 + main_#t~post35#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem34#1;havoc main_#t~post35#1; 1140#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1128#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 1129#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1138#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1120#L598-4 [2022-11-02 20:45:29,040 INFO L750 eck$LassoCheckResult]: Loop: 1120#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1121#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1139#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1120#L598-4 [2022-11-02 20:45:29,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:29,040 INFO L85 PathProgramCache]: Analyzing trace with hash 1913077182, now seen corresponding path program 1 times [2022-11-02 20:45:29,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:29,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266126332] [2022-11-02 20:45:29,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:29,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:29,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:29,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266126332] [2022-11-02 20:45:29,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266126332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:29,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:29,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:45:29,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686422650] [2022-11-02 20:45:29,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:29,222 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:29,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:29,222 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 9 times [2022-11-02 20:45:29,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:29,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240712443] [2022-11-02 20:45:29,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:29,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:29,231 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:29,242 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:29,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:29,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:45:29,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:45:29,510 INFO L87 Difference]: Start difference. First operand 32 states and 38 transitions. cyclomatic complexity: 7 Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-02 20:45:29,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:29,622 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2022-11-02 20:45:29,622 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 34 transitions. [2022-11-02 20:45:29,622 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:29,623 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 29 states and 34 transitions. [2022-11-02 20:45:29,623 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 29 [2022-11-02 20:45:29,623 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 29 [2022-11-02 20:45:29,623 INFO L73 IsDeterministic]: Start isDeterministic. Operand 29 states and 34 transitions. [2022-11-02 20:45:29,623 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:29,623 INFO L218 hiAutomatonCegarLoop]: Abstraction has 29 states and 34 transitions. [2022-11-02 20:45:29,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states and 34 transitions. [2022-11-02 20:45:29,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 24. [2022-11-02 20:45:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.1666666666666667) internal successors, (28), 23 states have internal predecessors, (28), 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) [2022-11-02 20:45:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 28 transitions. [2022-11-02 20:45:29,625 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 28 transitions. [2022-11-02 20:45:29,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:45:29,629 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 28 transitions. [2022-11-02 20:45:29,630 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-02 20:45:29,630 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 28 transitions. [2022-11-02 20:45:29,630 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:29,630 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:29,630 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:29,632 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:29,633 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:29,634 INFO L748 eck$LassoCheckResult]: Stem: 1191#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1192#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1206#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1199#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1200#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1204#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1205#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1207#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1208#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1213#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1193#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1194#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1210#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1195#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1196#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1211#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1201#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 1202#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1209#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1197#L598-4 [2022-11-02 20:45:29,634 INFO L750 eck$LassoCheckResult]: Loop: 1197#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1198#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1212#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1197#L598-4 [2022-11-02 20:45:29,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:29,635 INFO L85 PathProgramCache]: Analyzing trace with hash 189281224, now seen corresponding path program 1 times [2022-11-02 20:45:29,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:29,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008511900] [2022-11-02 20:45:29,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:29,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:30,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:30,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008511900] [2022-11-02 20:45:30,362 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008511900] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:30,362 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:30,362 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-02 20:45:30,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248297996] [2022-11-02 20:45:30,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:30,363 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:30,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:30,363 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 10 times [2022-11-02 20:45:30,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:30,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532378602] [2022-11-02 20:45:30,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:30,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:30,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:30,378 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:30,388 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:30,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:30,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-02 20:45:30,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2022-11-02 20:45:30,643 INFO L87 Difference]: Start difference. First operand 24 states and 28 transitions. cyclomatic complexity: 5 Second operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 14 states have internal predecessors, (19), 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) [2022-11-02 20:45:30,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:30,881 INFO L93 Difference]: Finished difference Result 46 states and 53 transitions. [2022-11-02 20:45:30,881 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 46 states and 53 transitions. [2022-11-02 20:45:30,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:30,882 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 46 states to 46 states and 53 transitions. [2022-11-02 20:45:30,882 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46 [2022-11-02 20:45:30,882 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46 [2022-11-02 20:45:30,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 46 states and 53 transitions. [2022-11-02 20:45:30,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:30,883 INFO L218 hiAutomatonCegarLoop]: Abstraction has 46 states and 53 transitions. [2022-11-02 20:45:30,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states and 53 transitions. [2022-11-02 20:45:30,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 38. [2022-11-02 20:45:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 1.105263157894737) internal successors, (42), 37 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) [2022-11-02 20:45:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 42 transitions. [2022-11-02 20:45:30,886 INFO L240 hiAutomatonCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-02 20:45:30,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-02 20:45:30,888 INFO L428 stractBuchiCegarLoop]: Abstraction has 38 states and 42 transitions. [2022-11-02 20:45:30,888 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-02 20:45:30,888 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 42 transitions. [2022-11-02 20:45:30,888 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:30,889 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:30,889 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:30,889 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:30,889 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:30,890 INFO L748 eck$LassoCheckResult]: Stem: 1278#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1292#L553 assume 0 != main_#t~nondet7#1;havoc main_#t~nondet7#1;call write~int(1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1286#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1287#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1290#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1291#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1293#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1294#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1302#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1280#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1281#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1297#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1282#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1283#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1299#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1301#L588 assume main_#t~mem38#1 > 0;havoc main_#t~mem38#1;call main_#t~mem39#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post40#1 := main_#t~mem39#1;call write~int(1 + main_#t~post40#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem39#1;havoc main_#t~post40#1; 1295#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1296#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1284#L598-4 [2022-11-02 20:45:30,890 INFO L750 eck$LassoCheckResult]: Loop: 1284#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1285#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1300#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1284#L598-4 [2022-11-02 20:45:30,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:30,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1777629126, now seen corresponding path program 1 times [2022-11-02 20:45:30,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:30,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735146210] [2022-11-02 20:45:30,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:30,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:30,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:30,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:30,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735146210] [2022-11-02 20:45:30,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735146210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:30,992 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:30,992 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:45:30,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089639449] [2022-11-02 20:45:30,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:30,993 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:30,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:30,993 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 11 times [2022-11-02 20:45:30,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:30,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070851752] [2022-11-02 20:45:30,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:30,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:31,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,013 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:31,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:31,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:45:31,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:45:31,281 INFO L87 Difference]: Start difference. First operand 38 states and 42 transitions. cyclomatic complexity: 5 Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 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) [2022-11-02 20:45:31,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:31,340 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2022-11-02 20:45:31,340 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 26 transitions. [2022-11-02 20:45:31,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:31,341 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 22 states and 24 transitions. [2022-11-02 20:45:31,341 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2022-11-02 20:45:31,341 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2022-11-02 20:45:31,341 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 24 transitions. [2022-11-02 20:45:31,341 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:31,341 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 24 transitions. [2022-11-02 20:45:31,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 24 transitions. [2022-11-02 20:45:31,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-02 20:45:31,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 21 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) [2022-11-02 20:45:31,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2022-11-02 20:45:31,343 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 24 transitions. [2022-11-02 20:45:31,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:45:31,345 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 24 transitions. [2022-11-02 20:45:31,345 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-02 20:45:31,345 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 24 transitions. [2022-11-02 20:45:31,345 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:31,345 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:31,346 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:31,349 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:31,349 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:31,352 INFO L748 eck$LassoCheckResult]: Stem: 1349#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1350#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1363#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1357#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1358#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1361#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1362#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1364#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1365#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1370#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1353#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1354#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1367#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1355#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1356#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1369#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1359#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 1360#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1366#L593 assume !(main_#t~mem43#1 > 0);havoc main_#t~mem43#1;call main_#t~mem46#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post47#1 := main_#t~mem46#1;call write~int(main_#t~post47#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem46#1;havoc main_#t~post47#1; 1351#L598-4 [2022-11-02 20:45:31,352 INFO L750 eck$LassoCheckResult]: Loop: 1351#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1352#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1368#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1351#L598-4 [2022-11-02 20:45:31,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:31,353 INFO L85 PathProgramCache]: Analyzing trace with hash 189283148, now seen corresponding path program 1 times [2022-11-02 20:45:31,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:31,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586751433] [2022-11-02 20:45:31,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:31,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:31,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,386 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,412 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:31,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:31,415 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 12 times [2022-11-02 20:45:31,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:31,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595462084] [2022-11-02 20:45:31,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:31,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:31,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,427 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,436 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:31,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:31,439 INFO L85 PathProgramCache]: Analyzing trace with hash -357729952, now seen corresponding path program 1 times [2022-11-02 20:45:31,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:31,439 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892024510] [2022-11-02 20:45:31,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:31,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:31,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:31,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:38,965 WARN L234 SmtUtils]: Spent 7.15s on a formula simplification. DAG size of input: 191 DAG size of output: 162 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-02 20:45:39,713 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:45:39,713 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:45:39,713 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:45:39,713 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:45:39,714 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:45:39,714 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:39,714 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:45:39,714 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:45:39,714 INFO L133 ssoRankerPreferences]: Filename of dumped script: Toulouse-MultiBranchesToLoop-alloca.i_Iteration12_Lasso [2022-11-02 20:45:39,714 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:45:39,714 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:45:39,719 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,728 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,731 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,742 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,745 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:39,755 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,734 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,736 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,741 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,747 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,756 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,759 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,762 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,764 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,766 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,771 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,775 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,778 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,781 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,785 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,788 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,793 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,797 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,804 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,809 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,812 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,817 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,820 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,822 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,826 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,834 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,836 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,839 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,841 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,843 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,845 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,847 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,853 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,855 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,860 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,864 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,867 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,875 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:40,878 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:45:41,582 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:45:41,582 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:45:41,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,595 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:45:41,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,611 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,611 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,611 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,612 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,613 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:41,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,640 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:45:41,643 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 [2022-11-02 20:45:41,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,683 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:41,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,685 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:45:41,686 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,718 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,719 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:41,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,748 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,750 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 [2022-11-02 20:45:41,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:45:41,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,764 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,764 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,764 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,764 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,765 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 20:45:41,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,792 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:45:41,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,807 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,807 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,807 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,807 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,807 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,808 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,808 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,809 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:45:41,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,837 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:45:41,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,851 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,851 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,851 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,851 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,851 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,853 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,879 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:41,880 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,881 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:45:41,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,894 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,895 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,895 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,895 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,895 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,895 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:41,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:41,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:41,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:41,928 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:41,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:41,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:45:41,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:41,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:45:41,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:41,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:41,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:41,951 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:45:41,951 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:45:41,966 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,007 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,009 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:45:42,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,024 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,026 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,026 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-02 20:45:42,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,086 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:45:42,087 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,099 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,099 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,100 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,100 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-02 20:45:42,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,134 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,142 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:45:42,158 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,160 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,161 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,182 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,223 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:45:42,242 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,242 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,246 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,246 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,308 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:45:42,330 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,330 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,330 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,332 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,333 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,372 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:45:42,374 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,385 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,385 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,385 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,386 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,387 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,418 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:45:42,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,432 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,438 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,466 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:45:42,470 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 [2022-11-02 20:45:42,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,483 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,483 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,483 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,491 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,491 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:45:42,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:42,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,566 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,570 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:45:42,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:45:42,583 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:45:42,583 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:45:42,583 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:45:42,584 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:45:42,587 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:45:42,588 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-02 20:45:42,597 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:45:42,607 INFO L443 ModelExtractionUtils]: Simplification made 5 calls to the SMT solver. [2022-11-02 20:45:42,608 INFO L444 ModelExtractionUtils]: 7 out of 13 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-02 20:45:42,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:45:42,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:45:42,609 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:45:42,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:45:42,611 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:45:42,623 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2022-11-02 20:45:42,623 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:45:42,624 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(v_rep(select (select #memory_int ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_2) = -1*v_rep(select (select #memory_int ULTIMATE.start_main_~z~0#1.base) ULTIMATE.start_main_~z~0#1.offset)_2 + 100 Supporting invariants [-1*v_rep(select (select #memory_int ULTIMATE.start_main_~x~0#1.base) ULTIMATE.start_main_~x~0#1.offset)_2 - 2 >= 0] [2022-11-02 20:45:42,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-02 20:45:42,882 INFO L156 tatePredicateManager]: 34 out of 40 supporting invariants were superfluous and have been removed [2022-11-02 20:45:42,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:42,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-02 20:45:43,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:43,031 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 14 treesize of output 12 [2022-11-02 20:45:43,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2022-11-02 20:45:43,171 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,256 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,342 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,420 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,507 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,625 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:45:43,700 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 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 30 treesize of output 18 [2022-11-02 20:45:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:43,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-02 20:45:43,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:45:43,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:43,897 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.10 stem predicates 2 loop predicates [2022-11-02 20:45:43,897 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 24 transitions. cyclomatic complexity: 3 Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) [2022-11-02 20:45:44,226 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 24 transitions. cyclomatic complexity: 3. Second operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) Result 28 states and 33 transitions. Complement of second has 15 states. [2022-11-02 20:45:44,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 13 states 10 stem states 2 non-accepting loop states 1 accepting loop states [2022-11-02 20:45:44,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.6923076923076923) internal successors, (22), 13 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) [2022-11-02 20:45:44,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 28 transitions. [2022-11-02 20:45:44,234 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 3 letters. [2022-11-02 20:45:44,234 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:44,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 22 letters. Loop has 3 letters. [2022-11-02 20:45:44,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:44,235 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 13 states and 28 transitions. Stem has 19 letters. Loop has 6 letters. [2022-11-02 20:45:44,235 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:45:44,236 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 28 states and 33 transitions. [2022-11-02 20:45:44,237 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:44,237 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 28 states to 22 states and 23 transitions. [2022-11-02 20:45:44,237 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 22 [2022-11-02 20:45:44,237 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 22 [2022-11-02 20:45:44,237 INFO L73 IsDeterministic]: Start isDeterministic. Operand 22 states and 23 transitions. [2022-11-02 20:45:44,239 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:44,239 INFO L218 hiAutomatonCegarLoop]: Abstraction has 22 states and 23 transitions. [2022-11-02 20:45:44,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states and 23 transitions. [2022-11-02 20:45:44,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2022-11-02 20:45:44,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 21 states have internal predecessors, (23), 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) [2022-11-02 20:45:44,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 23 transitions. [2022-11-02 20:45:44,245 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 23 transitions. [2022-11-02 20:45:44,245 INFO L428 stractBuchiCegarLoop]: Abstraction has 22 states and 23 transitions. [2022-11-02 20:45:44,245 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-02 20:45:44,246 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 23 transitions. [2022-11-02 20:45:44,246 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:45:44,247 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:45:44,247 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:45:44,248 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:45:44,253 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:45:44,253 INFO L748 eck$LassoCheckResult]: Stem: 1678#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 1679#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~malloc2#1.base, main_#t~malloc2#1.offset, main_#t~malloc3#1.base, main_#t~malloc3#1.offset, main_#t~malloc4#1.base, main_#t~malloc4#1.offset, main_#t~malloc5#1.base, main_#t~malloc5#1.offset, main_#t~malloc6#1.base, main_#t~malloc6#1.offset, main_#t~nondet7#1, main_#t~mem8#1, main_#t~mem9#1, main_#t~post10#1, main_#t~mem11#1, main_#t~post12#1, main_#t~mem13#1, main_#t~mem14#1, main_#t~post15#1, main_#t~mem16#1, main_#t~post17#1, main_#t~mem18#1, main_#t~mem19#1, main_#t~post20#1, main_#t~mem21#1, main_#t~post22#1, main_#t~mem23#1, main_#t~mem24#1, main_#t~post25#1, main_#t~mem26#1, main_#t~post27#1, main_#t~mem28#1, main_#t~mem29#1, main_#t~post30#1, main_#t~mem31#1, main_#t~post32#1, main_#t~mem33#1, main_#t~mem34#1, main_#t~post35#1, main_#t~mem36#1, main_#t~post37#1, main_#t~mem38#1, main_#t~mem39#1, main_#t~post40#1, main_#t~mem41#1, main_#t~post42#1, main_#t~mem43#1, main_#t~mem44#1, main_#t~post45#1, main_#t~mem46#1, main_#t~post47#1, main_#t~mem51#1, main_#t~mem52#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem48#1, main_#t~mem49#1, main_#t~short50#1, main_~x~0#1.base, main_~x~0#1.offset, main_~y~0#1.base, main_~y~0#1.offset, main_~z~0#1.base, main_~z~0#1.offset, main_~m~0#1.base, main_~m~0#1.offset, main_~n~0#1.base, main_~n~0#1.offset;call main_#t~malloc2#1.base, main_#t~malloc2#1.offset := #Ultimate.allocOnStack(4);main_~x~0#1.base, main_~x~0#1.offset := main_#t~malloc2#1.base, main_#t~malloc2#1.offset;call main_#t~malloc3#1.base, main_#t~malloc3#1.offset := #Ultimate.allocOnStack(4);main_~y~0#1.base, main_~y~0#1.offset := main_#t~malloc3#1.base, main_#t~malloc3#1.offset;call main_#t~malloc4#1.base, main_#t~malloc4#1.offset := #Ultimate.allocOnStack(4);main_~z~0#1.base, main_~z~0#1.offset := main_#t~malloc4#1.base, main_#t~malloc4#1.offset;call main_#t~malloc5#1.base, main_#t~malloc5#1.offset := #Ultimate.allocOnStack(4);main_~m~0#1.base, main_~m~0#1.offset := main_#t~malloc5#1.base, main_#t~malloc5#1.offset;call main_#t~malloc6#1.base, main_#t~malloc6#1.offset := #Ultimate.allocOnStack(4);main_~n~0#1.base, main_~n~0#1.offset := main_#t~malloc6#1.base, main_#t~malloc6#1.offset; 1694#L553 assume !(0 != main_#t~nondet7#1);havoc main_#t~nondet7#1;call write~int(-1, main_~x~0#1.base, main_~x~0#1.offset, 4); 1688#L553-2 call main_#t~mem8#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1689#L558 assume !(main_#t~mem8#1 > 0);havoc main_#t~mem8#1;call main_#t~mem11#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post12#1 := main_#t~mem11#1;call write~int(main_#t~post12#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem11#1;havoc main_#t~post12#1; 1690#L558-2 call main_#t~mem13#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1691#L563 assume !(main_#t~mem13#1 > 0);havoc main_#t~mem13#1;call main_#t~mem16#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post17#1 := main_#t~mem16#1;call write~int(main_#t~post17#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem16#1;havoc main_#t~post17#1; 1692#L563-2 call main_#t~mem18#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1693#L568 assume !(main_#t~mem18#1 > 0);havoc main_#t~mem18#1;call main_#t~mem21#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post22#1 := main_#t~mem21#1;call write~int(main_#t~post22#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem21#1;havoc main_#t~post22#1; 1699#L568-2 call main_#t~mem23#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1680#L573 assume !(main_#t~mem23#1 > 0);havoc main_#t~mem23#1;call main_#t~mem26#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post27#1 := main_#t~mem26#1;call write~int(main_#t~post27#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem26#1;havoc main_#t~post27#1; 1681#L573-2 call main_#t~mem28#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1696#L578 assume !(main_#t~mem28#1 > 0);havoc main_#t~mem28#1;call main_#t~mem31#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post32#1 := main_#t~mem31#1;call write~int(main_#t~post32#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem31#1;havoc main_#t~post32#1; 1682#L578-2 call main_#t~mem33#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1683#L583 assume !(main_#t~mem33#1 > 0);havoc main_#t~mem33#1;call main_#t~mem36#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post37#1 := main_#t~mem36#1;call write~int(main_#t~post37#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem36#1;havoc main_#t~post37#1; 1698#L583-2 call main_#t~mem38#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1686#L588 assume !(main_#t~mem38#1 > 0);havoc main_#t~mem38#1;call main_#t~mem41#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post42#1 := main_#t~mem41#1;call write~int(main_#t~post42#1 - 1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem41#1;havoc main_#t~post42#1; 1687#L588-2 call main_#t~mem43#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4); 1695#L593 assume main_#t~mem43#1 > 0;havoc main_#t~mem43#1;call main_#t~mem44#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);main_#t~post45#1 := main_#t~mem44#1;call write~int(1 + main_#t~post45#1, main_~x~0#1.base, main_~x~0#1.offset, 4);havoc main_#t~mem44#1;havoc main_#t~post45#1; 1684#L598-4 [2022-11-02 20:45:44,254 INFO L750 eck$LassoCheckResult]: Loop: 1684#L598-4 call main_#t~mem48#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);main_#t~short50#1 := main_#t~mem48#1 < 100; 1685#L598 assume main_#t~short50#1;call main_#t~mem49#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);main_#t~short50#1 := main_#t~mem49#1 < 100; 1697#L598-2 assume !!main_#t~short50#1;havoc main_#t~mem48#1;havoc main_#t~mem49#1;havoc main_#t~short50#1;call main_#t~mem51#1 := read~int(main_~y~0#1.base, main_~y~0#1.offset, 4);call main_#t~mem52#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem51#1 + main_#t~mem52#1, main_~y~0#1.base, main_~y~0#1.offset, 4);havoc main_#t~mem51#1;havoc main_#t~mem52#1;call main_#t~mem53#1 := read~int(main_~z~0#1.base, main_~z~0#1.offset, 4);call main_#t~mem54#1 := read~int(main_~x~0#1.base, main_~x~0#1.offset, 4);call write~int(main_#t~mem53#1 - main_#t~mem54#1, main_~z~0#1.base, main_~z~0#1.offset, 4);havoc main_#t~mem53#1;havoc main_#t~mem54#1; 1684#L598-4 [2022-11-02 20:45:44,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:44,254 INFO L85 PathProgramCache]: Analyzing trace with hash 189283146, now seen corresponding path program 1 times [2022-11-02 20:45:44,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:44,255 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979447538] [2022-11-02 20:45:44,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:44,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:45:44,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:45:44,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:45:44,402 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979447538] [2022-11-02 20:45:44,402 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979447538] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:45:44,403 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:45:44,403 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:45:44,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776280812] [2022-11-02 20:45:44,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:45:44,407 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:45:44,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:45:44,408 INFO L85 PathProgramCache]: Analyzing trace with hash 97419, now seen corresponding path program 13 times [2022-11-02 20:45:44,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:45:44,408 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764571190] [2022-11-02 20:45:44,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:45:44,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:45:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:44,444 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:45:44,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:45:44,453 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:45:44,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:45:44,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:45:44,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:45:44,719 INFO L87 Difference]: Start difference. First operand 22 states and 23 transitions. cyclomatic complexity: 2 Second operand has 5 states, 4 states have (on average 4.75) internal successors, (19), 5 states have internal predecessors, (19), 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) [2022-11-02 20:45:44,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:45:44,783 INFO L93 Difference]: Finished difference Result 19 states and 18 transitions. [2022-11-02 20:45:44,784 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 18 transitions. [2022-11-02 20:45:44,784 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:45:44,784 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2022-11-02 20:45:44,784 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-02 20:45:44,784 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-02 20:45:44,784 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-02 20:45:44,785 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:45:44,785 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:44,785 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:44,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:45:44,786 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:45:44,786 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-02 20:45:44,786 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:45:44,786 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-02 20:45:44,786 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-02 20:45:44,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:45:44 BoogieIcfgContainer [2022-11-02 20:45:44,794 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:45:44,795 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:45:44,795 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:45:44,795 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:45:44,796 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:45:03" (3/4) ... [2022-11-02 20:45:44,799 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:45:44,799 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:45:44,800 INFO L158 Benchmark]: Toolchain (without parser) took 42562.61ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 65.0MB in the beginning and 96.6MB in the end (delta: -31.6MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2022-11-02 20:45:44,800 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:44,801 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.31ms. Allocated memory is still 100.7MB. Free memory was 64.8MB in the beginning and 69.7MB in the end (delta: -4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-02 20:45:44,801 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.59ms. Allocated memory is still 100.7MB. Free memory was 69.7MB in the beginning and 67.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:45:44,802 INFO L158 Benchmark]: Boogie Preprocessor took 65.73ms. Allocated memory is still 100.7MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:44,802 INFO L158 Benchmark]: RCFGBuilder took 808.26ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 47.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-02 20:45:44,802 INFO L158 Benchmark]: BuchiAutomizer took 41088.65ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 47.5MB in the beginning and 96.6MB in the end (delta: -49.1MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2022-11-02 20:45:44,803 INFO L158 Benchmark]: Witness Printer took 4.44ms. Allocated memory is still 247.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:45:44,805 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.31ms. Allocated memory is still 100.7MB. Free memory was 64.8MB in the beginning and 69.7MB in the end (delta: -4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.59ms. Allocated memory is still 100.7MB. Free memory was 69.7MB in the beginning and 67.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.73ms. Allocated memory is still 100.7MB. Free memory was 67.6MB in the beginning and 65.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 808.26ms. Allocated memory is still 100.7MB. Free memory was 65.9MB in the beginning and 47.5MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * BuchiAutomizer took 41088.65ms. Allocated memory was 100.7MB in the beginning and 247.5MB in the end (delta: 146.8MB). Free memory was 47.5MB in the beginning and 96.6MB in the end (delta: -49.1MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. * Witness Printer took 4.44ms. Allocated memory is still 247.5MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 13 terminating modules (11 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -9 * unknown-#memory_int-unknown[y][y] + 100 * unknown-#memory_int-unknown[x][x] and consists of 14 locations. One deterministic module has affine ranking function -1 * unknown-#memory_int-unknown[z][z] + 100 and consists of 13 locations. 11 modules have a trivial ranking function, the largest among these consists of 14 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 41.0s and 14 iterations. TraceHistogramMax:1. Analysis of lassos took 34.9s. Construction of modules took 1.9s. Büchi inclusion checks took 3.9s. Highest rank in rank-based complementation 3. Minimization of det autom 13. Minimization of nondet autom 0. Automata minimization 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 117 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 [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 273 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 273 mSDsluCounter, 606 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 365 mSDsCounter, 166 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1965 IncrementalHoareTripleChecker+Invalid, 2131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 166 mSolverCounterUnsat, 241 mSDtfsCounter, 1965 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU11 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital339 mio100 ax105 hnf100 lsp89 ukn59 mio100 lsp36 div100 bol100 ite100 ukn100 eq187 hnf88 smp98 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 32ms 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! [2022-11-02 20:45:44,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad36eaa5-398a-45fb-a6c5-107838f38a87/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE