./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/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_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f --- 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 20:05:56,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:05:57,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:05:57,045 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:05:57,046 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:05:57,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:05:57,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:05:57,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:05:57,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:05:57,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:05:57,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:05:57,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:05:57,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:05:57,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:05:57,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:05:57,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:05:57,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:05:57,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:05:57,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:05:57,089 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:05:57,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:05:57,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:05:57,096 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:05:57,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:05:57,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:05:57,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:05:57,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:05:57,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:05:57,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:05:57,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:05:57,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:05:57,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:05:57,114 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:05:57,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:05:57,118 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:05:57,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:05:57,119 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:05:57,120 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:05:57,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:05:57,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:05:57,122 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:05:57,123 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:05:57,166 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:05:57,167 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:05:57,167 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:05:57,168 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:05:57,169 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:05:57,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:05:57,170 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:05:57,170 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:05:57,170 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:05:57,171 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:05:57,172 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:05:57,172 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:05:57,172 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:05:57,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:05:57,173 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:05:57,173 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:05:57,173 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:05:57,173 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:05:57,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:05:57,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:05:57,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:05:57,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:05:57,175 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:05:57,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:05:57,176 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:05:57,177 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:05:57,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:05:57,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:05:57,177 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:05:57,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:05:57,178 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:05:57,179 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:05:57,180 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_b0a09133-c0ca-42f8-b5ef-98746fa265a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> acd9e872db1fd43c4a46d62b416714fdbb0fdc4944c5c8838fbbff5e8b72009f [2022-11-02 20:05:57,526 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:05:57,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:05:57,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:05:57,572 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:05:57,573 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:05:57,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-11-02 20:05:57,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/data/f91c8570e/ae542b12b3344f1ca4941c55cbb6f89c/FLAG9c5b92aaa [2022-11-02 20:05:58,202 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:05:58,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-11-02 20:05:58,226 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/data/f91c8570e/ae542b12b3344f1ca4941c55cbb6f89c/FLAG9c5b92aaa [2022-11-02 20:05:58,521 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/data/f91c8570e/ae542b12b3344f1ca4941c55cbb6f89c [2022-11-02 20:05:58,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:05:58,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:05:58,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:58,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:05:58,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:05:58,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:58,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67c7d2dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58, skipping insertion in model container [2022-11-02 20:05:58,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:58,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:05:58,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:05:58,877 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2022-11-02 20:05:58,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:05:58,896 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:05:58,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.UNBOUNDED.pals.c[11261,11274] [2022-11-02 20:05:58,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:05:58,966 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:05:58,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58 WrapperNode [2022-11-02 20:05:58,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:05:58,968 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:05:58,968 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:05:58,968 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:05:58,974 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:58,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,038 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 314 [2022-11-02 20:05:59,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:05:59,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:05:59,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:05:59,045 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:05:59,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,080 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:05:59,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:05:59,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:05:59,098 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:05:59,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (1/1) ... [2022-11-02 20:05:59,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:05:59,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:05:59,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:05:59,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:05:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:05:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:05:59,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:05:59,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:05:59,312 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:05:59,314 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:05:59,926 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:05:59,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:05:59,941 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:05:59,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:05:59 BoogieIcfgContainer [2022-11-02 20:05:59,945 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:05:59,946 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:05:59,947 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:05:59,952 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:05:59,952 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:05:59,952 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:05:58" (1/3) ... [2022-11-02 20:05:59,954 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d5d92c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:05:59, skipping insertion in model container [2022-11-02 20:05:59,954 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:05:59,954 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:05:58" (2/3) ... [2022-11-02 20:05:59,954 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7d5d92c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:05:59, skipping insertion in model container [2022-11-02 20:05:59,954 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:05:59,954 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:05:59" (3/3) ... [2022-11-02 20:05:59,956 INFO L332 chiAutomizerObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals.c [2022-11-02 20:06:00,033 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:06:00,033 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:06:00,033 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:06:00,033 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:06:00,034 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:06:00,034 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:06:00,034 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:06:00,034 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:06:00,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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 20:06:00,059 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-11-02 20:06:00,060 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:06:00,060 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:06:00,068 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:00,068 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:00,068 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:06:00,069 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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 20:06:00,075 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 53 [2022-11-02 20:06:00,076 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:06:00,076 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:06:00,077 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:00,077 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:00,085 INFO L748 eck$LassoCheckResult]: Stem: 74#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 61#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 72#L199true assume !(0 == ~r1~0 % 256);init_~tmp~0#1 := 0; 94#L199-1true init_#res#1 := init_~tmp~0#1; 21#L324true main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 67#L22true assume !(0 == assume_abort_if_not_~cond#1); 44#L21true assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 47#L396-2true [2022-11-02 20:06:00,087 INFO L750 eck$LassoCheckResult]: Loop: 47#L396-2true assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 5#L71true assume !(0 != ~mode1~0 % 256); 40#L88true assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 19#L88-2true ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 84#L71-2true assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 78#L100true assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 73#L103true assume !(node2_~m2~0#1 != ~nomsg~0); 66#L103-1true ~mode2~0 := 0; 48#L100-2true assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29#L125true assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 77#L128true assume !(node3_~m3~0#1 != ~nomsg~0); 30#L128-1true ~mode3~0 := 0; 15#L125-2true assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 46#L150true assume !(0 != ~mode4~0 % 256); 75#L163true assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 71#L163-2true ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 31#L150-2true assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3#L175true assume !(0 != ~mode5~0 % 256); 22#L188true assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 10#L188-2true ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 8#L175-2true assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42#L332true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 56#L332-1true check_#res#1 := check_~tmp~1#1; 52#L352true main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 59#L425true assume !(0 == assert_~arg#1 % 256); 54#L420true assume { :end_inline_assert } true; 47#L396-2true [2022-11-02 20:06:00,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:00,092 INFO L85 PathProgramCache]: Analyzing trace with hash 1978587388, now seen corresponding path program 1 times [2022-11-02 20:06:00,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:00,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556600968] [2022-11-02 20:06:00,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:00,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:06:00,534 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 20:06:00,535 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:06:00,535 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556600968] [2022-11-02 20:06:00,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556600968] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:06:00,536 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:06:00,536 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:06:00,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052184952] [2022-11-02 20:06:00,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:06:00,543 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:06:00,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:00,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1980967203, now seen corresponding path program 1 times [2022-11-02 20:06:00,544 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:00,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098471680] [2022-11-02 20:06:00,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:00,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:06:00,953 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 20:06:00,953 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:06:00,953 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098471680] [2022-11-02 20:06:00,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098471680] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:06:00,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:06:00,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:06:00,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349681553] [2022-11-02 20:06:00,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:06:00,956 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:06:00,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:06:00,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:06:00,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:06:00,992 INFO L87 Difference]: Start difference. First operand has 94 states, 93 states have (on average 1.7096774193548387) internal successors, (159), 93 states have internal predecessors, (159), 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 5 states, 5 states have (on average 1.4) internal successors, (7), 5 states have internal predecessors, (7), 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 20:06:01,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:06:01,090 INFO L93 Difference]: Finished difference Result 93 states and 154 transitions. [2022-11-02 20:06:01,091 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 93 states and 154 transitions. [2022-11-02 20:06:01,095 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-11-02 20:06:01,100 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 93 states to 89 states and 120 transitions. [2022-11-02 20:06:01,102 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-11-02 20:06:01,102 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-11-02 20:06:01,103 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 120 transitions. [2022-11-02 20:06:01,104 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:06:01,104 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-11-02 20:06:01,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 120 transitions. [2022-11-02 20:06:01,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-11-02 20:06:01,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.348314606741573) internal successors, (120), 88 states have internal predecessors, (120), 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 20:06:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 120 transitions. [2022-11-02 20:06:01,154 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-11-02 20:06:01,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:06:01,159 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 120 transitions. [2022-11-02 20:06:01,160 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:06:01,161 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 120 transitions. [2022-11-02 20:06:01,165 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-11-02 20:06:01,167 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:06:01,168 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:06:01,169 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,172 INFO L748 eck$LassoCheckResult]: Stem: 288#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 280#L199 assume 0 == ~r1~0 % 256; 274#L200 assume ~id1~0 >= 0; 275#L201 assume 0 == ~st1~0; 249#L202 assume ~send1~0 == ~id1~0; 250#L203 assume 0 == ~mode1~0 % 256; 264#L204 assume ~id2~0 >= 0; 224#L205 assume 0 == ~st2~0; 225#L206 assume ~send2~0 == ~id2~0; 208#L207 assume 0 == ~mode2~0 % 256; 209#L208 assume ~id3~0 >= 0; 278#L209 assume 0 == ~st3~0; 226#L210 assume ~send3~0 == ~id3~0; 227#L211 assume 0 == ~mode3~0 % 256; 210#L212 assume ~id4~0 >= 0; 211#L213 assume 0 == ~st4~0; 290#L214 assume ~send4~0 == ~id4~0; 291#L215 assume 0 == ~mode4~0 % 256; 277#L216 assume ~id5~0 >= 0; 257#L217 assume 0 == ~st5~0; 258#L218 assume ~send5~0 == ~id5~0; 281#L219 assume 0 == ~mode5~0 % 256; 292#L220 assume ~id1~0 != ~id2~0; 245#L221 assume ~id1~0 != ~id3~0; 242#L222 assume ~id1~0 != ~id4~0; 243#L223 assume ~id1~0 != ~id5~0; 236#L224 assume ~id2~0 != ~id3~0; 237#L225 assume ~id2~0 != ~id4~0; 233#L226 assume ~id2~0 != ~id5~0; 234#L227 assume ~id3~0 != ~id4~0; 251#L228 assume ~id3~0 != ~id5~0; 252#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 293#L199-1 init_#res#1 := init_~tmp~0#1; 240#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 241#L22 assume !(0 == assume_abort_if_not_~cond#1); 265#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 266#L396-2 [2022-11-02 20:06:01,180 INFO L750 eck$LassoCheckResult]: Loop: 266#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 212#L71 assume !(0 != ~mode1~0 % 256); 214#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 238#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 239#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 289#L100 assume !(0 != ~mode2~0 % 256); 282#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 283#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 270#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 253#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 254#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 256#L128-1 ~mode3~0 := 0; 231#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 232#L150 assume !(0 != ~mode4~0 % 256); 269#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 286#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 244#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 205#L175 assume !(0 != ~mode5~0 % 256); 206#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 221#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 217#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 218#L332 assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; 229#L332-1 check_#res#1 := check_~tmp~1#1; 272#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 273#L425 assume !(0 == assert_~arg#1 % 256); 276#L420 assume { :end_inline_assert } true; 266#L396-2 [2022-11-02 20:06:01,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 1 times [2022-11-02 20:06:01,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610151765] [2022-11-02 20:06:01,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:06:01,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,297 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:06:01,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,298 INFO L85 PathProgramCache]: Analyzing trace with hash 40936345, now seen corresponding path program 1 times [2022-11-02 20:06:01,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942103386] [2022-11-02 20:06:01,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:06:01,605 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 20:06:01,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:06:01,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942103386] [2022-11-02 20:06:01,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942103386] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:06:01,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:06:01,606 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:06:01,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106984175] [2022-11-02 20:06:01,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:06:01,607 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:06:01,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:06:01,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:06:01,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:06:01,609 INFO L87 Difference]: Start difference. First operand 89 states and 120 transitions. cyclomatic complexity: 32 Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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 20:06:01,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:06:01,682 INFO L93 Difference]: Finished difference Result 92 states and 122 transitions. [2022-11-02 20:06:01,682 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 92 states and 122 transitions. [2022-11-02 20:06:01,684 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-11-02 20:06:01,685 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 92 states to 89 states and 117 transitions. [2022-11-02 20:06:01,685 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 89 [2022-11-02 20:06:01,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 89 [2022-11-02 20:06:01,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 89 states and 117 transitions. [2022-11-02 20:06:01,687 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:06:01,687 INFO L218 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-11-02 20:06:01,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states and 117 transitions. [2022-11-02 20:06:01,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2022-11-02 20:06:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 89 states have (on average 1.3146067415730338) internal successors, (117), 88 states have internal predecessors, (117), 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 20:06:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 117 transitions. [2022-11-02 20:06:01,692 INFO L240 hiAutomatonCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-11-02 20:06:01,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:06:01,694 INFO L428 stractBuchiCegarLoop]: Abstraction has 89 states and 117 transitions. [2022-11-02 20:06:01,694 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-02 20:06:01,694 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 89 states and 117 transitions. [2022-11-02 20:06:01,695 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 52 [2022-11-02 20:06:01,696 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:06:01,696 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:06:01,697 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,697 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,697 INFO L748 eck$LassoCheckResult]: Stem: 481#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 472#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 473#L199 assume 0 == ~r1~0 % 256; 467#L200 assume ~id1~0 >= 0; 468#L201 assume 0 == ~st1~0; 439#L202 assume ~send1~0 == ~id1~0; 440#L203 assume 0 == ~mode1~0 % 256; 456#L204 assume ~id2~0 >= 0; 415#L205 assume 0 == ~st2~0; 416#L206 assume ~send2~0 == ~id2~0; 401#L207 assume 0 == ~mode2~0 % 256; 402#L208 assume ~id3~0 >= 0; 471#L209 assume 0 == ~st3~0; 422#L210 assume ~send3~0 == ~id3~0; 423#L211 assume 0 == ~mode3~0 % 256; 403#L212 assume ~id4~0 >= 0; 404#L213 assume 0 == ~st4~0; 483#L214 assume ~send4~0 == ~id4~0; 484#L215 assume 0 == ~mode4~0 % 256; 470#L216 assume ~id5~0 >= 0; 450#L217 assume 0 == ~st5~0; 451#L218 assume ~send5~0 == ~id5~0; 474#L219 assume 0 == ~mode5~0 % 256; 485#L220 assume ~id1~0 != ~id2~0; 438#L221 assume ~id1~0 != ~id3~0; 435#L222 assume ~id1~0 != ~id4~0; 436#L223 assume ~id1~0 != ~id5~0; 429#L224 assume ~id2~0 != ~id3~0; 430#L225 assume ~id2~0 != ~id4~0; 426#L226 assume ~id2~0 != ~id5~0; 427#L227 assume ~id3~0 != ~id4~0; 444#L228 assume ~id3~0 != ~id5~0; 445#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 486#L199-1 init_#res#1 := init_~tmp~0#1; 433#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 434#L22 assume !(0 == assume_abort_if_not_~cond#1); 458#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 459#L396-2 [2022-11-02 20:06:01,698 INFO L750 eck$LassoCheckResult]: Loop: 459#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 405#L71 assume !(0 != ~mode1~0 % 256); 407#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 431#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 432#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 482#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 480#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 442#L103-1 ~mode2~0 := 0; 463#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 446#L125 assume !(0 != ~mode3~0 % 256); 448#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 455#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 424#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 425#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 417#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 409#L153-1 ~mode4~0 := 0; 437#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 398#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 400#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 461#L178-1 ~mode5~0 := 0; 410#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 411#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 457#L333 assume ~r1~0 % 256 >= 5; 419#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 420#L332-1 check_#res#1 := check_~tmp~1#1; 465#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 466#L425 assume !(0 == assert_~arg#1 % 256); 469#L420 assume { :end_inline_assert } true; 459#L396-2 [2022-11-02 20:06:01,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,699 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 2 times [2022-11-02 20:06:01,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308275765] [2022-11-02 20:06:01,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,723 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:06:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:06:01,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,757 INFO L85 PathProgramCache]: Analyzing trace with hash 364338877, now seen corresponding path program 1 times [2022-11-02 20:06:01,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484675276] [2022-11-02 20:06:01,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:06:01,799 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 20:06:01,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:06:01,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484675276] [2022-11-02 20:06:01,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484675276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:06:01,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:06:01,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:06:01,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016299763] [2022-11-02 20:06:01,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:06:01,802 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:06:01,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:06:01,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:06:01,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:06:01,804 INFO L87 Difference]: Start difference. First operand 89 states and 117 transitions. cyclomatic complexity: 29 Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 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 20:06:01,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:06:01,862 INFO L93 Difference]: Finished difference Result 135 states and 186 transitions. [2022-11-02 20:06:01,862 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 135 states and 186 transitions. [2022-11-02 20:06:01,864 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 98 [2022-11-02 20:06:01,867 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 135 states to 135 states and 186 transitions. [2022-11-02 20:06:01,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 135 [2022-11-02 20:06:01,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 135 [2022-11-02 20:06:01,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 135 states and 186 transitions. [2022-11-02 20:06:01,869 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:06:01,869 INFO L218 hiAutomatonCegarLoop]: Abstraction has 135 states and 186 transitions. [2022-11-02 20:06:01,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states and 186 transitions. [2022-11-02 20:06:01,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 133. [2022-11-02 20:06:01,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 133 states have (on average 1.3759398496240602) internal successors, (183), 132 states have internal predecessors, (183), 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 20:06:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 183 transitions. [2022-11-02 20:06:01,878 INFO L240 hiAutomatonCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-11-02 20:06:01,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:06:01,879 INFO L428 stractBuchiCegarLoop]: Abstraction has 133 states and 183 transitions. [2022-11-02 20:06:01,879 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============ [2022-11-02 20:06:01,880 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 133 states and 183 transitions. [2022-11-02 20:06:01,881 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 96 [2022-11-02 20:06:01,881 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:06:01,881 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:06:01,882 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,883 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:06:01,883 INFO L748 eck$LassoCheckResult]: Stem: 714#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 705#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 706#L199 assume 0 == ~r1~0 % 256; 700#L200 assume ~id1~0 >= 0; 701#L201 assume 0 == ~st1~0; 672#L202 assume ~send1~0 == ~id1~0; 673#L203 assume 0 == ~mode1~0 % 256; 689#L204 assume ~id2~0 >= 0; 647#L205 assume 0 == ~st2~0; 648#L206 assume ~send2~0 == ~id2~0; 631#L207 assume 0 == ~mode2~0 % 256; 632#L208 assume ~id3~0 >= 0; 704#L209 assume 0 == ~st3~0; 651#L210 assume ~send3~0 == ~id3~0; 652#L211 assume 0 == ~mode3~0 % 256; 640#L212 assume ~id4~0 >= 0; 641#L213 assume 0 == ~st4~0; 718#L214 assume ~send4~0 == ~id4~0; 719#L215 assume 0 == ~mode4~0 % 256; 703#L216 assume ~id5~0 >= 0; 680#L217 assume 0 == ~st5~0; 681#L218 assume ~send5~0 == ~id5~0; 707#L219 assume 0 == ~mode5~0 % 256; 720#L220 assume ~id1~0 != ~id2~0; 668#L221 assume ~id1~0 != ~id3~0; 665#L222 assume ~id1~0 != ~id4~0; 666#L223 assume ~id1~0 != ~id5~0; 659#L224 assume ~id2~0 != ~id3~0; 660#L225 assume ~id2~0 != ~id4~0; 655#L226 assume ~id2~0 != ~id5~0; 656#L227 assume ~id3~0 != ~id4~0; 674#L228 assume ~id3~0 != ~id5~0; 675#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 721#L199-1 init_#res#1 := init_~tmp~0#1; 663#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 664#L22 assume !(0 == assume_abort_if_not_~cond#1); 690#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 691#L396-2 [2022-11-02 20:06:01,883 INFO L750 eck$LassoCheckResult]: Loop: 691#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 754#L71 assume !(0 != ~mode1~0 % 256); 753#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 752#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 685#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 750#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 749#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 746#L103-1 ~mode2~0 := 0; 744#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 743#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 741#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 738#L128-1 ~mode3~0 := 0; 736#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 735#L150 assume !(0 != ~mode4~0 % 256); 715#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 716#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 730#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 728#L175 assume !(0 != ~mode5~0 % 256); 727#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 725#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 724#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 723#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 722#L333 assume !(~r1~0 % 256 >= 5); 657#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 658#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 760#L332-1 check_#res#1 := check_~tmp~1#1; 757#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 756#L425 assume !(0 == assert_~arg#1 % 256); 755#L420 assume { :end_inline_assert } true; 691#L396-2 [2022-11-02 20:06:01,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 3 times [2022-11-02 20:06:01,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120326796] [2022-11-02 20:06:01,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,899 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:06:01,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,956 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:06:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:01,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1445795707, now seen corresponding path program 1 times [2022-11-02 20:06:01,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:01,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869742034] [2022-11-02 20:06:01,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:01,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:01,980 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:06:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:06:02,001 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:06:02,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:06:02,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1050041683, now seen corresponding path program 1 times [2022-11-02 20:06:02,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:06:02,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362624430] [2022-11-02 20:06:02,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:06:02,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:06:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:06:02,112 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 20:06:02,112 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:06:02,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362624430] [2022-11-02 20:06:02,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362624430] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:06:02,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:06:02,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:06:02,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892453392] [2022-11-02 20:06:02,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:06:03,545 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:06:03,546 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:06:03,546 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:06:03,546 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:06:03,546 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:06:03,546 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:06:03,546 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:06:03,546 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:06:03,546 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-11-02 20:06:03,547 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:06:03,547 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:06:03,574 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 20:06:03,602 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:03,605 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:03,610 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:03,614 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 20:06:03,618 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:03,882 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 20:06:03,888 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 20:06:03,891 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 20:06:03,894 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:03,900 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 20:06:03,903 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 20:06:03,910 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 20:06:03,912 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 20:06:03,918 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 20:06:03,922 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 20:06:04,752 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-02 20:06:38,160 WARN L234 SmtUtils]: Spent 33.28s on a formula simplification. DAG size of input: 338 DAG size of output: 186 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-02 20:06:38,306 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:06:38,307 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:06:38,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:06:38,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:06:38,313 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:06:38,328 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:06:38,328 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:06:38,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-02 20:06:38,406 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:06:38,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:06:38,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:06:38,408 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:06:38,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-02 20:06:38,421 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:06:38,421 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:06:38,708 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:06:38,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:06:38,722 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:06:38,722 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:06:38,722 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:06:38,722 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:06:38,722 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:06:38,722 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:06:38,723 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:06:38,723 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:06:38,723 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration4_Loop [2022-11-02 20:06:38,723 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:06:38,723 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:06:38,727 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 20:06:38,737 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:38,742 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 20:06:38,746 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:38,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:38,750 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 20:06:38,754 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 20:06:38,762 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 20:06:38,988 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:38,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:38,995 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 20:06:39,001 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:39,004 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 20:06:39,006 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:39,010 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 20:06:39,013 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:06:39,756 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-02 20:07:12,272 WARN L234 SmtUtils]: Spent 32.42s on a formula simplification. DAG size of input: 338 DAG size of output: 186 (called from [L 68] de.uni_freiburg.informatik.ultimate.icfgtransformer.transformulatransformers.SimplifyPreprocessor.process) [2022-11-02 20:07:12,376 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:07:12,381 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:07:12,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,384 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:07:12,390 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 20:07:12,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,405 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,405 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,405 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,408 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,470 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,482 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 20:07:12,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:07:12,497 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,497 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,497 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,498 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,503 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,503 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,517 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,557 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,564 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 20:07:12,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,577 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:07:12,577 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,577 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,577 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,578 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,588 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,635 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,642 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 20:07:12,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,658 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,658 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:07:12,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,707 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,715 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 20:07:12,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,727 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,727 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,727 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,728 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:07:12,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,781 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,788 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 20:07:12,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,801 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,801 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,801 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,802 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-02 20:07:12,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,851 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,853 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,861 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 20:07:12,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,874 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,874 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:12,874 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,876 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:12,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:12,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-02 20:07:12,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:12,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:12,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:12,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:12,936 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:12,943 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 20:07:12,957 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:12,957 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:12,957 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:12,957 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:12,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:12,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-02 20:07:13,511 INFO L401 nArgumentSynthesizer]: We have 128 Motzkin's Theorem applications. [2022-11-02 20:07:13,511 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,436 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:07:14,438 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 20:07:14,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,453 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,453 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,453 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,454 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,454 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,493 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,531 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,533 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,546 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 20:07:14,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:07:14,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,560 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,613 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:07:14,622 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 20:07:14,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,698 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,706 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 20:07:14,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:07:14,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,719 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,720 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,729 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,755 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:07:14,760 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 20:07:14,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,770 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,771 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,799 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:07:14,803 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 20:07:14,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,814 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,817 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,847 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:07:14,850 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 20:07:14,861 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,861 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,861 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,862 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,890 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:07:14,892 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:14,902 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,903 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,903 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,903 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:07:14,904 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:07:14,904 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:14,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:14,930 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:07:14,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:14,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:14,931 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:14,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:07:14,934 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 20:07:14,945 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:14,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:14,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:14,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:14,945 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:14,948 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:14,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:14,977 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,013 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,027 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 20:07:15,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:07:15,041 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,042 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,044 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,061 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,099 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,105 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 20:07:15,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:07:15,122 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,122 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,122 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,122 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,123 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,124 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,124 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,145 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,184 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,190 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 20:07:15,203 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,203 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,203 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,203 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,203 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,204 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,204 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:07:15,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,252 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,254 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,258 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 20:07:15,270 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,270 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,272 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:07:15,285 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,323 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,326 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 20:07:15,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:07:15,339 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,339 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,340 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,340 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,341 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,357 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,399 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,401 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 20:07:15,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:07:15,416 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:15,444 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:15,446 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:15,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:15,461 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:15,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:15,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:15,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:15,507 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:15,513 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 20:07:15,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:07:15,529 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:15,530 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:15,530 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:15,530 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:15,530 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:16,260 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-11-02 20:07:16,260 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2022-11-02 20:07:17,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,590 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:17,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:07:17,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,603 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,603 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,603 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Ended with exit code 0 [2022-11-02 20:07:17,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,629 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,637 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 20:07:17,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:07:17,648 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,649 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,649 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,650 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,650 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,653 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-02 20:07:17,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,677 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:07:17,679 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:17,689 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,689 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,690 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:17,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,716 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:07:17,718 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 20:07:17,727 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,727 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,728 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,728 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,728 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,728 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,728 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2022-11-02 20:07:17,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,796 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:07:17,802 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 20:07:17,815 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,815 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,815 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,815 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,815 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,816 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,816 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2022-11-02 20:07:17,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,848 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:07:17,850 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 20:07:17,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,862 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:17,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,888 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:07:17,890 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:17,901 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,901 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,902 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,906 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,906 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,929 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:17,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-02 20:07:17,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:17,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:17,961 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:17,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:07:17,963 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 20:07:17,973 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:17,973 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:17,974 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:17,974 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:17,974 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:17,983 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:17,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:17,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:18,034 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:07:18,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,036 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:18,051 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,051 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,051 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,055 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:07:18,065 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:18,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,100 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:07:18,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:18,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,117 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:07:18,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,156 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:07:18,158 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:18,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,168 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,168 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,169 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 20:07:18,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,201 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:07:18,203 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 20:07:18,218 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,219 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,222 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:18,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,272 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,282 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 20:07:18,295 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,295 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,295 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,296 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,296 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:07:18,313 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:07:18,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,345 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:07:18,347 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 20:07:18,358 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,358 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,358 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,358 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,358 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,359 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,367 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:18,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,402 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:07:18,403 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 20:07:18,413 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,414 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,414 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:18,414 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:18,415 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:18,415 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:18,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:18,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:07:18,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:18,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:18,440 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:18,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:07:18,442 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 20:07:18,455 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:18,455 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:18,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:18,455 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:18,455 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:19,316 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 20:07:19,316 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,166 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,207 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:07:21,209 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 20:07:21,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,220 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,221 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,221 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 20:07:21,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,245 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:07:21,246 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 20:07:21,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,257 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,257 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,258 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,262 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,288 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:07:21,290 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 20:07:21,302 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,304 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,304 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,321 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,359 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,361 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 20:07:21,374 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,374 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,374 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,374 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,375 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,375 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:07:21,377 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2022-11-02 20:07:21,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,398 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:07:21,400 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 20:07:21,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,410 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,413 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,434 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:07:21,435 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:21,445 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,445 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,446 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,450 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,471 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Ended with exit code 0 [2022-11-02 20:07:21,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,472 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,475 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 20:07:21,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-02 20:07:21,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,487 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,487 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,488 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,513 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-02 20:07:21,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:21,525 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,525 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,525 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:21,526 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:21,527 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,531 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-02 20:07:21,552 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:07:21,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,553 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-02 20:07:21,556 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 20:07:21,566 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,566 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,566 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,566 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,568 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,573 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-02 20:07:21,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,596 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:07:21,599 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 20:07:21,609 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,610 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,612 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,612 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,640 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:07:21,641 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 20:07:21,651 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,651 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,651 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,652 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,653 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,653 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,657 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2022-11-02 20:07:21,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,680 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:07:21,685 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 20:07:21,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,695 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,695 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,696 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,696 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2022-11-02 20:07:21,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,722 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,725 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 20:07:21,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:07:21,737 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,738 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,738 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,738 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,738 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,738 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,738 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,740 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,763 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:21,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,764 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:07:21,766 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 20:07:21,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,776 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,777 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,777 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,779 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Ended with exit code 0 [2022-11-02 20:07:21,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,801 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:07:21,802 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 20:07:21,812 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,812 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,812 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,812 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:21,812 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:21,814 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:21,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:21,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:21,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2022-11-02 20:07:21,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:21,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:21,841 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:21,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:07:21,842 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:21,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:21,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:21,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:21,856 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:21,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:22,924 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-11-02 20:07:22,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:25,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:25,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-02 20:07:25,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:25,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:25,818 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:25,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:07:25,819 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 20:07:25,829 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:25,830 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:25,830 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:25,830 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:25,830 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:25,831 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:25,831 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:25,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:25,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-02 20:07:25,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:25,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:25,856 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:25,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:07:25,859 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 20:07:25,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:25,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:25,869 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:25,869 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:25,869 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:25,872 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:25,872 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:25,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:25,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:25,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:25,908 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:25,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:07:25,910 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:25,922 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:25,922 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:25,922 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:25,922 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:25,922 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:25,924 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:25,924 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:25,928 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:25,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 20:07:25,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:25,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:25,952 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:25,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:07:25,956 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 20:07:25,966 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:25,967 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:25,967 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:25,967 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:25,967 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:25,967 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:25,967 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:25,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:25,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-02 20:07:25,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:25,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:25,992 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:25,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:07:25,994 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 20:07:26,004 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:26,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,004 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:26,005 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:26,005 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-02 20:07:26,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,030 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:07:26,032 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 20:07:26,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:26,042 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,042 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:26,044 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:26,044 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2022-11-02 20:07:26,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,072 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:07:26,074 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 20:07:26,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:26,085 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,085 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,085 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,085 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:26,086 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:26,087 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Ended with exit code 0 [2022-11-02 20:07:26,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,113 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:07:26,116 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 20:07:26,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:07:26,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,127 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,127 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,127 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:26,130 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:26,130 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,135 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,157 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:07:26,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,158 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:07:26,159 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 20:07:26,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,170 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,170 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,170 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,170 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,170 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,171 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,172 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,177 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2022-11-02 20:07:26,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,202 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:07:26,204 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 20:07:26,215 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,215 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,215 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,218 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,237 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,272 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,277 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 20:07:26,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,289 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,290 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,291 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,291 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:07:26,320 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,354 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,357 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 20:07:26,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,370 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,370 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,370 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,370 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,371 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,371 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:07:26,385 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,418 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,421 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 20:07:26,433 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,434 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,434 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,434 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,435 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,435 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:07:26,445 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,478 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:26,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,494 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,495 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:07:26,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,544 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,550 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 20:07:26,562 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,562 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,562 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:26,563 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:26,564 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:26,564 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:26,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:07:26,581 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:26,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:26,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:26,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:26,615 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:26,617 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 20:07:26,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-02 20:07:26,632 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:26,632 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:26,632 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:26,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:26,632 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:26,632 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:27,446 INFO L401 nArgumentSynthesizer]: We have 192 Motzkin's Theorem applications. [2022-11-02 20:07:27,447 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,264 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-02 20:07:30,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,315 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-02 20:07:30,317 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 20:07:30,327 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,328 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,328 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,328 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,328 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,328 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,329 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,329 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-02 20:07:30,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,352 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-02 20:07:30,355 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 20:07:30,365 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,365 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,365 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,367 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,367 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-02 20:07:30,392 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,393 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-02 20:07:30,395 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:30,405 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,405 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,405 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,406 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,407 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,407 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,411 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-02 20:07:30,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,432 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-02 20:07:30,434 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 20:07:30,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,444 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,444 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,444 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:30,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,469 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-02 20:07:30,470 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 20:07:30,480 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,480 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,480 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,481 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,481 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,483 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-02 20:07:30,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,506 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-02 20:07:30,508 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 20:07:30,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,518 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,518 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,519 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,519 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,524 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-02 20:07:30,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,548 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-02 20:07:30,550 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 20:07:30,560 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,560 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,560 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,560 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,561 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,561 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Ended with exit code 0 [2022-11-02 20:07:30,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,586 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-02 20:07:30,587 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 20:07:30,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,597 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:30,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,598 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:07:30,599 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:07:30,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0 [2022-11-02 20:07:30,626 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:07:30,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,627 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-02 20:07:30,629 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 20:07:30,639 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,639 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,639 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,641 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,641 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-02 20:07:30,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,672 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-02 20:07:30,674 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 20:07:30,684 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,684 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,684 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,686 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,686 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,693 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-02 20:07:30,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,714 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,716 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 20:07:30,729 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,729 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,729 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,730 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,730 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,730 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-02 20:07:30,732 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:30,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,783 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,790 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:30,802 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,802 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,802 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,803 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,803 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,804 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-02 20:07:30,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-02 20:07:30,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,851 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,853 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 20:07:30,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-02 20:07:30,864 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,864 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,864 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,864 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,864 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,864 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,865 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,865 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-02 20:07:30,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,890 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-02 20:07:30,916 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 20:07:30,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,926 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,927 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,927 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,931 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:30,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,952 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-02 20:07:30,954 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 20:07:30,964 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:30,964 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:30,964 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:30,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:30,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:30,964 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:30,966 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:30,966 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:30,973 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:30,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-02 20:07:30,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:30,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:30,995 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:30,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-02 20:07:31,000 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 20:07:31,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:31,013 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:31,013 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:31,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:31,014 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:31,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:32,117 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 20:07:32,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:39,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:39,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:39,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:39,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:39,913 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:39,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-02 20:07:39,914 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 20:07:39,924 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:39,924 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:39,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:39,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:39,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:39,924 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:39,925 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:39,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:39,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:39,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:39,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:39,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:39,992 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:39,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-02 20:07:39,993 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 20:07:40,003 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,004 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,004 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,004 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,004 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,004 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,006 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,006 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,012 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Ended with exit code 0 [2022-11-02 20:07:40,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,033 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-02 20:07:40,034 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 20:07:40,044 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,044 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,044 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,045 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,045 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,046 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,047 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,053 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0 [2022-11-02 20:07:40,075 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,076 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-02 20:07:40,077 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 20:07:40,087 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,087 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,087 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,087 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,087 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,088 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,092 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Ended with exit code 0 [2022-11-02 20:07:40,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,113 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-02 20:07:40,114 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 20:07:40,124 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,124 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,124 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,124 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,125 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,125 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,126 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,129 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Ended with exit code 0 [2022-11-02 20:07:40,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,150 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-02 20:07:40,151 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 20:07:40,161 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,161 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,162 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,163 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,163 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,170 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,193 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process [2022-11-02 20:07:40,194 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 20:07:40,204 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,205 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,207 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,212 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,233 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process [2022-11-02 20:07:40,234 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 20:07:40,245 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,245 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:07:40,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,245 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:40,248 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:40,248 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Ended with exit code 0 [2022-11-02 20:07:40,277 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:07:40,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,278 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process [2022-11-02 20:07:40,279 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 20:07:40,289 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,289 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,289 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,289 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,289 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,289 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,292 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,324 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process [2022-11-02 20:07:40,326 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 20:07:40,336 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,336 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,336 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,339 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,339 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,347 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Ended with exit code 0 [2022-11-02 20:07:40,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,369 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process [2022-11-02 20:07:40,371 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 20:07:40,381 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,381 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,381 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,381 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,381 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,381 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,383 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,383 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,413 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process [2022-11-02 20:07:40,414 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 20:07:40,424 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,425 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,425 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,425 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,425 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,425 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,426 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,426 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,431 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0 [2022-11-02 20:07:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,453 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,455 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 20:07:40,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process [2022-11-02 20:07:40,465 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,466 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,466 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,466 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,466 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,466 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,467 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,467 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,494 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process [2022-11-02 20:07:40,495 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 20:07:40,505 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,506 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,506 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,506 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,506 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,506 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,507 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Ended with exit code 0 [2022-11-02 20:07:40,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,534 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process [2022-11-02 20:07:40,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:40,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:40,547 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:40,549 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:40,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:40,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:40,580 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:40,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:40,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:40,581 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:40,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process [2022-11-02 20:07:40,585 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 20:07:40,600 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:40,600 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:40,600 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:40,600 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:40,600 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:40,601 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:42,092 INFO L401 nArgumentSynthesizer]: We have 320 Motzkin's Theorem applications. [2022-11-02 20:07:42,092 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,492 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,574 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process [2022-11-02 20:07:55,575 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 20:07:55,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,586 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,586 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,586 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,588 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,593 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Ended with exit code 0 [2022-11-02 20:07:55,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,614 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process [2022-11-02 20:07:55,616 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 20:07:55,627 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,627 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,627 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,627 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,630 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,638 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,661 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process [2022-11-02 20:07:55,663 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 20:07:55,673 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,674 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,674 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,674 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,674 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,674 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,676 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,676 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,685 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Ended with exit code 0 [2022-11-02 20:07:55,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,709 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process [2022-11-02 20:07:55,710 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:55,720 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,720 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,720 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,721 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,721 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,722 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,722 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,750 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process [2022-11-02 20:07:55,751 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:07:55,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,761 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,762 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,762 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,762 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,762 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,763 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,763 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,768 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,792 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process [2022-11-02 20:07:55,794 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 20:07:55,804 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,804 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,804 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,805 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,809 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,811 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,843 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process [2022-11-02 20:07:55,844 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 20:07:55,855 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,855 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,856 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,856 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,858 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,858 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,868 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,890 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process [2022-11-02 20:07:55,891 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 20:07:55,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,902 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:07:55,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,903 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:07:55,905 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:07:55,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:55,937 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:07:55,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,938 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process [2022-11-02 20:07:55,940 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 20:07:55,950 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,950 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:55,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:55,952 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:55,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,957 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:55,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0 [2022-11-02 20:07:55,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:55,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:55,980 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:55,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process [2022-11-02 20:07:55,982 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 20:07:55,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:55,992 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:55,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:55,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:55,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:55,992 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:55,994 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:55,995 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:55,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,022 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,023 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process [2022-11-02 20:07:56,025 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 20:07:56,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,035 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,035 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,035 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,035 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:56,035 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:56,037 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:56,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:56,040 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,065 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process [2022-11-02 20:07:56,068 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 20:07:56,079 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,079 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:56,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:56,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:56,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:56,082 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,106 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process [2022-11-02 20:07:56,107 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 20:07:56,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,117 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:56,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:56,118 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:56,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:56,121 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,145 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process [2022-11-02 20:07:56,146 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 20:07:56,156 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,156 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,156 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,156 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,156 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:56,157 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:56,157 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:56,157 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:56,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,182 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process [2022-11-02 20:07:56,183 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 20:07:56,193 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,193 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,193 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:07:56,194 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:56,195 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:07:56,195 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:07:56,200 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:07:56,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Forceful destruction successful, exit code 0 [2022-11-02 20:07:56,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:07:56,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:07:56,224 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:07:56,226 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 20:07:56,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process [2022-11-02 20:07:56,238 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:07:56,238 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:07:56,238 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:07:56,238 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:07:56,238 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:07:56,238 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:07:57,235 INFO L401 nArgumentSynthesizer]: We have 256 Motzkin's Theorem applications. [2022-11-02 20:07:57,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,349 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0 [2022-11-02 20:08:00,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,396 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process [2022-11-02 20:08:00,398 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 20:08:00,408 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,408 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,408 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,409 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,409 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,412 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,436 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process [2022-11-02 20:08:00,438 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 20:08:00,448 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,448 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,449 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,450 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,483 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process [2022-11-02 20:08:00,484 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 20:08:00,494 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,494 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,495 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,498 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,537 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process [2022-11-02 20:08:00,539 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 20:08:00,549 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,549 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,550 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,550 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,550 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,550 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,550 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,550 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,585 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,588 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process [2022-11-02 20:08:00,590 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 20:08:00,601 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,602 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,602 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,603 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,652 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process [2022-11-02 20:08:00,655 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 20:08:00,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,665 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,666 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,667 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,672 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,696 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process [2022-11-02 20:08:00,698 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 20:08:00,708 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,708 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,708 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,709 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,709 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,710 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,710 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,743 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0 [2022-11-02 20:08:00,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,744 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process [2022-11-02 20:08:00,745 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 20:08:00,756 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,756 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:08:00,756 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,756 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,756 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,756 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:08:00,758 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:08:00,758 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,764 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:00,785 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:08:00,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,786 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process [2022-11-02 20:08:00,787 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 20:08:00,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,797 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:00,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,798 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:00,800 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:00,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0 [2022-11-02 20:08:00,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,837 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process [2022-11-02 20:08:00,838 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 20:08:00,848 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,849 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:00,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,849 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:00,852 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:00,852 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,885 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:00,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Ended with exit code 0 [2022-11-02 20:08:00,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:00,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:00,919 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:00,925 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 20:08:00,938 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:00,938 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:00,938 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:00,938 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:00,938 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:00,938 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:00,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process [2022-11-02 20:08:00,941 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:00,941 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:00,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:01,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:01,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:01,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:01,003 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:01,005 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 20:08:01,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process [2022-11-02 20:08:01,018 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:01,019 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:01,019 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:01,019 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:01,019 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:01,019 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:01,020 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:01,020 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:01,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:01,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:01,069 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:01,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:01,070 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:01,073 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 20:08:01,086 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:01,086 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:01,086 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:01,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:01,087 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:01,087 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:01,088 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:01,088 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:01,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process [2022-11-02 20:08:01,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:01,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:01,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:01,138 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:01,141 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 20:08:01,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:01,155 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:01,155 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:01,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:01,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:01,155 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:01,156 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:01,156 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:01,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process [2022-11-02 20:08:01,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:01,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:01,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:01,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:01,207 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:01,210 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 20:08:01,222 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:01,222 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:01,222 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:01,223 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:01,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:01,223 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:01,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process [2022-11-02 20:08:01,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:01,226 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:01,249 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:01,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:01,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:01,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:01,283 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:01,286 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 20:08:01,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process [2022-11-02 20:08:01,302 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:01,302 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:01,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:01,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:01,303 INFO L204 nArgumentSynthesizer]: 64 loop disjuncts [2022-11-02 20:08:01,303 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:02,735 INFO L401 nArgumentSynthesizer]: We have 384 Motzkin's Theorem applications. [2022-11-02 20:08:02,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Ended with exit code 0 [2022-11-02 20:08:12,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,677 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process [2022-11-02 20:08:12,678 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 20:08:12,688 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,689 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,689 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,689 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,690 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,694 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0 [2022-11-02 20:08:12,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,714 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Waiting until timeout for monitored process [2022-11-02 20:08:12,715 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 20:08:12,725 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,726 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,726 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,729 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,729 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (141)] Ended with exit code 0 [2022-11-02 20:08:12,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,763 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,764 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 20:08:12,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Waiting until timeout for monitored process [2022-11-02 20:08:12,774 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,775 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,775 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,775 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,777 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,777 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,785 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (142)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:12,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,807 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Waiting until timeout for monitored process [2022-11-02 20:08:12,808 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 20:08:12,818 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,818 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,819 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,819 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,819 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,819 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,820 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (143)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:12,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,848 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Waiting until timeout for monitored process [2022-11-02 20:08:12,849 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 20:08:12,859 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,859 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,859 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,859 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,860 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,860 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,860 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (144)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:12,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,888 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Waiting until timeout for monitored process [2022-11-02 20:08:12,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:08:12,899 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,900 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,900 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,900 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,900 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,900 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,902 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,902 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,909 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (145)] Ended with exit code 0 [2022-11-02 20:08:12,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,931 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Waiting until timeout for monitored process [2022-11-02 20:08:12,932 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 20:08:12,943 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,943 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,943 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,943 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,944 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,944 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,949 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:12,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (146)] Forceful destruction successful, exit code 0 [2022-11-02 20:08:12,969 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:12,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:08:12,970 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:08:12,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Waiting until timeout for monitored process [2022-11-02 20:08:12,971 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 20:08:12,982 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:08:12,982 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:08:12,982 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:08:12,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:08:12,982 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:08:12,982 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:08:12,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:08:12,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:08:12,994 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:08:13,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0a09133-c0ca-42f8-b5ef-98746fa265a3/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (147)] Ended with exit code 0 [2022-11-02 20:08:13,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:13,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:13,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:13,015 INFO L87 Difference]: Start difference. First operand 133 states and 183 transitions. cyclomatic complexity: 51 Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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 20:08:13,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:13,041 INFO L93 Difference]: Finished difference Result 217 states and 307 transitions. [2022-11-02 20:08:13,041 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 217 states and 307 transitions. [2022-11-02 20:08:13,043 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-11-02 20:08:13,045 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 217 states to 217 states and 307 transitions. [2022-11-02 20:08:13,045 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 217 [2022-11-02 20:08:13,046 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 217 [2022-11-02 20:08:13,046 INFO L73 IsDeterministic]: Start isDeterministic. Operand 217 states and 307 transitions. [2022-11-02 20:08:13,047 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:13,047 INFO L218 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-11-02 20:08:13,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states and 307 transitions. [2022-11-02 20:08:13,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2022-11-02 20:08:13,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 217 states have (on average 1.4147465437788018) internal successors, (307), 216 states have internal predecessors, (307), 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 20:08:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 307 transitions. [2022-11-02 20:08:13,059 INFO L240 hiAutomatonCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-11-02 20:08:13,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:13,060 INFO L428 stractBuchiCegarLoop]: Abstraction has 217 states and 307 transitions. [2022-11-02 20:08:13,060 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============ [2022-11-02 20:08:13,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 217 states and 307 transitions. [2022-11-02 20:08:13,062 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 180 [2022-11-02 20:08:13,062 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:13,062 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:13,064 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,064 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,064 INFO L748 eck$LassoCheckResult]: Stem: 1086#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1073#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1074#L199 assume 0 == ~r1~0 % 256; 1066#L200 assume ~id1~0 >= 0; 1067#L201 assume 0 == ~st1~0; 1029#L202 assume ~send1~0 == ~id1~0; 1030#L203 assume 0 == ~mode1~0 % 256; 1052#L204 assume ~id2~0 >= 0; 1004#L205 assume 0 == ~st2~0; 1005#L206 assume ~send2~0 == ~id2~0; 989#L207 assume 0 == ~mode2~0 % 256; 990#L208 assume ~id3~0 >= 0; 1072#L209 assume 0 == ~st3~0; 1008#L210 assume ~send3~0 == ~id3~0; 1009#L211 assume 0 == ~mode3~0 % 256; 991#L212 assume ~id4~0 >= 0; 992#L213 assume 0 == ~st4~0; 1091#L214 assume ~send4~0 == ~id4~0; 1092#L215 assume 0 == ~mode4~0 % 256; 1070#L216 assume ~id5~0 >= 0; 1040#L217 assume 0 == ~st5~0; 1041#L218 assume ~send5~0 == ~id5~0; 1076#L219 assume 0 == ~mode5~0 % 256; 1095#L220 assume ~id1~0 != ~id2~0; 1028#L221 assume ~id1~0 != ~id3~0; 1025#L222 assume ~id1~0 != ~id4~0; 1026#L223 assume ~id1~0 != ~id5~0; 1018#L224 assume ~id2~0 != ~id3~0; 1019#L225 assume ~id2~0 != ~id4~0; 1014#L226 assume ~id2~0 != ~id5~0; 1015#L227 assume ~id3~0 != ~id4~0; 1034#L228 assume ~id3~0 != ~id5~0; 1035#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 1098#L199-1 init_#res#1 := init_~tmp~0#1; 1022#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1023#L22 assume !(0 == assume_abort_if_not_~cond#1); 1055#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1056#L396-2 [2022-11-02 20:08:13,064 INFO L750 eck$LassoCheckResult]: Loop: 1056#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1149#L71 assume !(0 != ~mode1~0 % 256); 1148#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1147#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1047#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1089#L100 assume !(0 != ~mode2~0 % 256); 1090#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1083#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1062#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1036#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1037#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 1039#L128-1 ~mode3~0 := 0; 1012#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1013#L150 assume !(0 != ~mode4~0 % 256); 1059#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1084#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1027#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 986#L175 assume !(0 != ~mode5~0 % 256); 987#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1122#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 998#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 999#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1116#L333 assume !(~r1~0 % 256 >= 5); 1016#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1017#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1071#L332-1 check_#res#1 := check_~tmp~1#1; 1064#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1065#L425 assume !(0 == assert_~arg#1 % 256); 1068#L420 assume { :end_inline_assert } true; 1069#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1108#L71 assume !(0 != ~mode1~0 % 256); 1109#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1102#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1103#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1146#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1145#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 1077#L103-1 ~mode2~0 := 0; 1078#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1179#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 1178#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 1175#L128-1 ~mode3~0 := 0; 1173#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1172#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1170#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 1167#L153-1 ~mode4~0 := 0; 1165#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1164#L175 assume !(0 != ~mode5~0 % 256); 1159#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1119#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1120#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1156#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1114#L333 assume !(~r1~0 % 256 >= 5); 1115#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1155#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1154#L332-1 check_#res#1 := check_~tmp~1#1; 1152#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1151#L425 assume !(0 == assert_~arg#1 % 256); 1150#L420 assume { :end_inline_assert } true; 1056#L396-2 [2022-11-02 20:08:13,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 4 times [2022-11-02 20:08:13,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825250147] [2022-11-02 20:08:13,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,078 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:13,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,094 INFO L85 PathProgramCache]: Analyzing trace with hash -502903507, now seen corresponding path program 1 times [2022-11-02 20:08:13,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259940643] [2022-11-02 20:08:13,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:13,209 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:13,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:13,221 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259940643] [2022-11-02 20:08:13,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259940643] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:13,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:13,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:13,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865998949] [2022-11-02 20:08:13,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:13,222 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:13,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:13,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:13,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:13,223 INFO L87 Difference]: Start difference. First operand 217 states and 307 transitions. cyclomatic complexity: 91 Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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 20:08:13,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:13,238 INFO L93 Difference]: Finished difference Result 325 states and 462 transitions. [2022-11-02 20:08:13,238 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 325 states and 462 transitions. [2022-11-02 20:08:13,241 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 288 [2022-11-02 20:08:13,243 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 325 states to 325 states and 462 transitions. [2022-11-02 20:08:13,244 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 325 [2022-11-02 20:08:13,244 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 325 [2022-11-02 20:08:13,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 325 states and 462 transitions. [2022-11-02 20:08:13,246 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:13,246 INFO L218 hiAutomatonCegarLoop]: Abstraction has 325 states and 462 transitions. [2022-11-02 20:08:13,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 325 states and 462 transitions. [2022-11-02 20:08:13,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 325 to 301. [2022-11-02 20:08:13,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 301 states, 301 states have (on average 1.4285714285714286) internal successors, (430), 300 states have internal predecessors, (430), 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 20:08:13,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 430 transitions. [2022-11-02 20:08:13,259 INFO L240 hiAutomatonCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-11-02 20:08:13,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:13,260 INFO L428 stractBuchiCegarLoop]: Abstraction has 301 states and 430 transitions. [2022-11-02 20:08:13,260 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============ [2022-11-02 20:08:13,260 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 301 states and 430 transitions. [2022-11-02 20:08:13,262 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 264 [2022-11-02 20:08:13,262 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:13,262 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:13,263 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,263 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,264 INFO L748 eck$LassoCheckResult]: Stem: 1626#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 1614#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 1615#L199 assume 0 == ~r1~0 % 256; 1609#L200 assume ~id1~0 >= 0; 1610#L201 assume 0 == ~st1~0; 1575#L202 assume ~send1~0 == ~id1~0; 1576#L203 assume 0 == ~mode1~0 % 256; 1595#L204 assume ~id2~0 >= 0; 1550#L205 assume 0 == ~st2~0; 1551#L206 assume ~send2~0 == ~id2~0; 1537#L207 assume 0 == ~mode2~0 % 256; 1538#L208 assume ~id3~0 >= 0; 1613#L209 assume 0 == ~st3~0; 1554#L210 assume ~send3~0 == ~id3~0; 1555#L211 assume 0 == ~mode3~0 % 256; 1539#L212 assume ~id4~0 >= 0; 1540#L213 assume 0 == ~st4~0; 1630#L214 assume ~send4~0 == ~id4~0; 1631#L215 assume 0 == ~mode4~0 % 256; 1612#L216 assume ~id5~0 >= 0; 1586#L217 assume 0 == ~st5~0; 1587#L218 assume ~send5~0 == ~id5~0; 1616#L219 assume 0 == ~mode5~0 % 256; 1632#L220 assume ~id1~0 != ~id2~0; 1574#L221 assume ~id1~0 != ~id3~0; 1571#L222 assume ~id1~0 != ~id4~0; 1572#L223 assume ~id1~0 != ~id5~0; 1564#L224 assume ~id2~0 != ~id3~0; 1565#L225 assume ~id2~0 != ~id4~0; 1560#L226 assume ~id2~0 != ~id5~0; 1561#L227 assume ~id3~0 != ~id4~0; 1580#L228 assume ~id3~0 != ~id5~0; 1581#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 1634#L199-1 init_#res#1 := init_~tmp~0#1; 1568#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 1569#L22 assume !(0 == assume_abort_if_not_~cond#1); 1597#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 1598#L396-2 [2022-11-02 20:08:13,264 INFO L750 eck$LassoCheckResult]: Loop: 1598#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1831#L71 assume !(0 != ~mode1~0 % 256); 1830#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 1829#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 1828#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1827#L100 assume !(0 != ~mode2~0 % 256); 1638#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 1826#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 1605#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1582#L125 assume !(0 != ~mode3~0 % 256); 1584#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1633#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1811#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1809#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 1552#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 1544#L153-1 ~mode4~0 := 0; 1573#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1534#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 1536#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 1791#L178-1 ~mode5~0 := 0; 1788#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1783#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1780#L333 assume ~r1~0 % 256 >= 5; 1556#L337 assume !(~r1~0 % 256 < 5); 1557#L341 assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0;check_~tmp~1#1 := 1; 1590#L332-1 check_#res#1 := check_~tmp~1#1; 1607#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1608#L425 assume !(0 == assert_~arg#1 % 256); 1611#L420 assume { :end_inline_assert } true; 1604#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 1541#L71 assume 0 != ~mode1~0 % 256; 1542#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 1650#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 1645#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 1641#L78-1 ~mode1~0 := 0; 1642#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 1699#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 1698#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 1695#L103-1 ~mode2~0 := 0; 1694#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 1693#L125 assume !(0 != ~mode3~0 % 256); 1689#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 1687#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 1686#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 1685#L150 assume !(0 != ~mode4~0 % 256); 1681#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 1679#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 1678#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 1677#L175 assume !(0 != ~mode5~0 % 256); 1673#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 1671#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 1670#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 1669#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 1668#L333 assume !(~r1~0 % 256 >= 5); 1666#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 1663#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 1664#L332-1 check_#res#1 := check_~tmp~1#1; 1834#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 1833#L425 assume !(0 == assert_~arg#1 % 256); 1832#L420 assume { :end_inline_assert } true; 1598#L396-2 [2022-11-02 20:08:13,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 5 times [2022-11-02 20:08:13,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,265 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440394917] [2022-11-02 20:08:13,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,301 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:13,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1582311271, now seen corresponding path program 1 times [2022-11-02 20:08:13,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285375722] [2022-11-02 20:08:13,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:13,393 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:13,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:13,394 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285375722] [2022-11-02 20:08:13,394 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285375722] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:13,394 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:13,394 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:13,394 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1653620447] [2022-11-02 20:08:13,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:13,396 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:13,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:13,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:13,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:13,398 INFO L87 Difference]: Start difference. First operand 301 states and 430 transitions. cyclomatic complexity: 130 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:13,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:13,430 INFO L93 Difference]: Finished difference Result 447 states and 644 transitions. [2022-11-02 20:08:13,431 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 447 states and 644 transitions. [2022-11-02 20:08:13,435 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 408 [2022-11-02 20:08:13,438 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 447 states to 445 states and 642 transitions. [2022-11-02 20:08:13,438 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 445 [2022-11-02 20:08:13,439 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 445 [2022-11-02 20:08:13,439 INFO L73 IsDeterministic]: Start isDeterministic. Operand 445 states and 642 transitions. [2022-11-02 20:08:13,441 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:13,441 INFO L218 hiAutomatonCegarLoop]: Abstraction has 445 states and 642 transitions. [2022-11-02 20:08:13,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states and 642 transitions. [2022-11-02 20:08:13,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 389. [2022-11-02 20:08:13,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 389 states have (on average 1.442159383033419) internal successors, (561), 388 states have internal predecessors, (561), 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 20:08:13,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 561 transitions. [2022-11-02 20:08:13,473 INFO L240 hiAutomatonCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-11-02 20:08:13,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:13,474 INFO L428 stractBuchiCegarLoop]: Abstraction has 389 states and 561 transitions. [2022-11-02 20:08:13,475 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============ [2022-11-02 20:08:13,475 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 561 transitions. [2022-11-02 20:08:13,478 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-11-02 20:08:13,478 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:13,478 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:13,480 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,480 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,480 INFO L748 eck$LassoCheckResult]: Stem: 2379#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 2369#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 2370#L199 assume 0 == ~r1~0 % 256; 2364#L200 assume ~id1~0 >= 0; 2365#L201 assume 0 == ~st1~0; 2328#L202 assume ~send1~0 == ~id1~0; 2329#L203 assume 0 == ~mode1~0 % 256; 2353#L204 assume ~id2~0 >= 0; 2306#L205 assume 0 == ~st2~0; 2307#L206 assume ~send2~0 == ~id2~0; 2291#L207 assume 0 == ~mode2~0 % 256; 2292#L208 assume ~id3~0 >= 0; 2368#L209 assume 0 == ~st3~0; 2310#L210 assume ~send3~0 == ~id3~0; 2311#L211 assume 0 == ~mode3~0 % 256; 2299#L212 assume ~id4~0 >= 0; 2300#L213 assume 0 == ~st4~0; 2382#L214 assume ~send4~0 == ~id4~0; 2383#L215 assume 0 == ~mode4~0 % 256; 2367#L216 assume ~id5~0 >= 0; 2339#L217 assume 0 == ~st5~0; 2340#L218 assume ~send5~0 == ~id5~0; 2371#L219 assume 0 == ~mode5~0 % 256; 2387#L220 assume ~id1~0 != ~id2~0; 2327#L221 assume ~id1~0 != ~id3~0; 2325#L222 assume ~id1~0 != ~id4~0; 2326#L223 assume ~id1~0 != ~id5~0; 2318#L224 assume ~id2~0 != ~id3~0; 2319#L225 assume ~id2~0 != ~id4~0; 2314#L226 assume ~id2~0 != ~id5~0; 2315#L227 assume ~id3~0 != ~id4~0; 2333#L228 assume ~id3~0 != ~id5~0; 2334#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 2388#L199-1 init_#res#1 := init_~tmp~0#1; 2322#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 2323#L22 assume !(0 == assume_abort_if_not_~cond#1); 2356#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 2357#L396-2 [2022-11-02 20:08:13,480 INFO L750 eck$LassoCheckResult]: Loop: 2357#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2498#L71 assume !(0 != ~mode1~0 % 256); 2399#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 2320#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 2321#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2640#L100 assume !(0 != ~mode2~0 % 256); 2625#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 2639#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 2638#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2637#L125 assume !(0 != ~mode3~0 % 256); 2633#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 2631#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 2630#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2629#L150 assume !(0 != ~mode4~0 % 256); 2628#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 2592#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 2590#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2587#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 2585#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 2580#L178-1 ~mode5~0 := 0; 2576#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2560#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2395#L333 assume !(~r1~0 % 256 >= 5); 2316#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2317#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 2396#L332-1 check_#res#1 := check_~tmp~1#1; 2558#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2556#L425 assume !(0 == assert_~arg#1 % 256); 2554#L420 assume { :end_inline_assert } true; 2469#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 2470#L71 assume 0 != ~mode1~0 % 256; 2389#L72 assume 255 == ~r1~0 % 256;~r1~0 := 4; 2390#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 2341#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 2342#L78-1 ~mode1~0 := 0; 2486#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 2481#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 2482#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 2589#L103-1 ~mode2~0 := 0; 2586#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 2581#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 2565#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 2546#L128-1 ~mode3~0 := 0; 2542#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 2537#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 2534#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 2528#L153-1 ~mode4~0 := 0; 2525#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 2521#L175 assume !(0 != ~mode5~0 % 256); 2519#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 2515#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 2513#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 2511#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 2508#L333 assume !(~r1~0 % 256 >= 5); 2506#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 2503#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 2502#L332-1 check_#res#1 := check_~tmp~1#1; 2501#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 2500#L425 assume !(0 == assert_~arg#1 % 256); 2499#L420 assume { :end_inline_assert } true; 2357#L396-2 [2022-11-02 20:08:13,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 6 times [2022-11-02 20:08:13,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584465837] [2022-11-02 20:08:13,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,501 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,521 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:13,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1856066086, now seen corresponding path program 1 times [2022-11-02 20:08:13,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67330705] [2022-11-02 20:08:13,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:13,617 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:13,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:13,617 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67330705] [2022-11-02 20:08:13,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67330705] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:13,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:13,619 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:13,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087271684] [2022-11-02 20:08:13,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:13,620 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:13,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:13,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:13,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:13,621 INFO L87 Difference]: Start difference. First operand 389 states and 561 transitions. cyclomatic complexity: 173 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:13,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:13,644 INFO L93 Difference]: Finished difference Result 391 states and 555 transitions. [2022-11-02 20:08:13,645 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 391 states and 555 transitions. [2022-11-02 20:08:13,647 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 354 [2022-11-02 20:08:13,651 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 391 states to 391 states and 555 transitions. [2022-11-02 20:08:13,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 391 [2022-11-02 20:08:13,652 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 391 [2022-11-02 20:08:13,652 INFO L73 IsDeterministic]: Start isDeterministic. Operand 391 states and 555 transitions. [2022-11-02 20:08:13,653 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:13,653 INFO L218 hiAutomatonCegarLoop]: Abstraction has 391 states and 555 transitions. [2022-11-02 20:08:13,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 391 states and 555 transitions. [2022-11-02 20:08:13,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 391 to 389. [2022-11-02 20:08:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 389 states have (on average 1.4215938303341902) internal successors, (553), 388 states have internal predecessors, (553), 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 20:08:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 553 transitions. [2022-11-02 20:08:13,660 INFO L240 hiAutomatonCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-11-02 20:08:13,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:13,663 INFO L428 stractBuchiCegarLoop]: Abstraction has 389 states and 553 transitions. [2022-11-02 20:08:13,663 INFO L335 stractBuchiCegarLoop]: ======== Iteration 8 ============ [2022-11-02 20:08:13,663 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 389 states and 553 transitions. [2022-11-02 20:08:13,665 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 352 [2022-11-02 20:08:13,666 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:13,666 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:13,668 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,669 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,669 INFO L748 eck$LassoCheckResult]: Stem: 3170#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 3158#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 3159#L199 assume 0 == ~r1~0 % 256; 3153#L200 assume ~id1~0 >= 0; 3154#L201 assume 0 == ~st1~0; 3116#L202 assume ~send1~0 == ~id1~0; 3117#L203 assume 0 == ~mode1~0 % 256; 3139#L204 assume ~id2~0 >= 0; 3090#L205 assume 0 == ~st2~0; 3091#L206 assume ~send2~0 == ~id2~0; 3077#L207 assume 0 == ~mode2~0 % 256; 3078#L208 assume ~id3~0 >= 0; 3157#L209 assume 0 == ~st3~0; 3094#L210 assume ~send3~0 == ~id3~0; 3095#L211 assume 0 == ~mode3~0 % 256; 3079#L212 assume ~id4~0 >= 0; 3080#L213 assume 0 == ~st4~0; 3172#L214 assume ~send4~0 == ~id4~0; 3173#L215 assume 0 == ~mode4~0 % 256; 3156#L216 assume ~id5~0 >= 0; 3127#L217 assume 0 == ~st5~0; 3128#L218 assume ~send5~0 == ~id5~0; 3161#L219 assume 0 == ~mode5~0 % 256; 3174#L220 assume ~id1~0 != ~id2~0; 3115#L221 assume ~id1~0 != ~id3~0; 3111#L222 assume ~id1~0 != ~id4~0; 3112#L223 assume ~id1~0 != ~id5~0; 3103#L224 assume ~id2~0 != ~id3~0; 3104#L225 assume ~id2~0 != ~id4~0; 3100#L226 assume ~id2~0 != ~id5~0; 3101#L227 assume ~id3~0 != ~id4~0; 3121#L228 assume ~id3~0 != ~id5~0; 3122#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 3175#L199-1 init_#res#1 := init_~tmp~0#1; 3107#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 3108#L22 assume !(0 == assume_abort_if_not_~cond#1); 3141#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 3142#L396-2 [2022-11-02 20:08:13,669 INFO L750 eck$LassoCheckResult]: Loop: 3142#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3179#L71 assume !(0 != ~mode1~0 % 256); 3181#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 3105#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 3106#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3171#L100 assume !(0 != ~mode2~0 % 256); 3164#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 3165#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 3149#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3123#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 3124#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 3126#L128-1 ~mode3~0 := 0; 3098#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3099#L150 assume !(0 != ~mode4~0 % 256); 3146#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3168#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3114#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3074#L175 assume !(0 != ~mode5~0 % 256); 3075#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 3089#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 3085#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3086#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3140#L333 assume !(~r1~0 % 256 >= 5); 3102#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3096#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 3097#L332-1 check_#res#1 := check_~tmp~1#1; 3410#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3407#L425 assume !(0 == assert_~arg#1 % 256); 3405#L420 assume { :end_inline_assert } true; 3402#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 3398#L71 assume 0 != ~mode1~0 % 256; 3289#L72 assume !(255 == ~r1~0 % 256); 3087#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 3088#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 3129#L78-1 ~mode1~0 := 0; 3182#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 3177#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 3169#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 3119#L103-1 ~mode2~0 := 0; 3380#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 3379#L125 assume !(0 != ~mode3~0 % 256); 3371#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 3367#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 3365#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 3362#L150 assume !(0 != ~mode4~0 % 256); 3363#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 3351#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 3349#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 3346#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 3143#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 3145#L178-1 ~mode5~0 := 0; 3316#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 3312#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 3311#L333 assume !(~r1~0 % 256 >= 5); 3309#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 3307#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 3305#L332-1 check_#res#1 := check_~tmp~1#1; 3303#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 3301#L425 assume !(0 == assert_~arg#1 % 256); 3196#L420 assume { :end_inline_assert } true; 3142#L396-2 [2022-11-02 20:08:13,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 7 times [2022-11-02 20:08:13,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202200183] [2022-11-02 20:08:13,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,683 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,701 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:13,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1431591666, now seen corresponding path program 1 times [2022-11-02 20:08:13,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,704 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985990993] [2022-11-02 20:08:13,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:13,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:13,818 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985990993] [2022-11-02 20:08:13,818 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985990993] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:13,818 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:13,818 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:13,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822801970] [2022-11-02 20:08:13,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:13,820 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:13,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:13,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:13,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:13,821 INFO L87 Difference]: Start difference. First operand 389 states and 553 transitions. cyclomatic complexity: 165 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:13,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:13,838 INFO L93 Difference]: Finished difference Result 725 states and 1037 transitions. [2022-11-02 20:08:13,838 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 725 states and 1037 transitions. [2022-11-02 20:08:13,844 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 688 [2022-11-02 20:08:13,849 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 725 states to 725 states and 1037 transitions. [2022-11-02 20:08:13,849 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 725 [2022-11-02 20:08:13,850 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 725 [2022-11-02 20:08:13,851 INFO L73 IsDeterministic]: Start isDeterministic. Operand 725 states and 1037 transitions. [2022-11-02 20:08:13,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:13,852 INFO L218 hiAutomatonCegarLoop]: Abstraction has 725 states and 1037 transitions. [2022-11-02 20:08:13,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states and 1037 transitions. [2022-11-02 20:08:13,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 693. [2022-11-02 20:08:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 693 states, 693 states have (on average 1.4155844155844155) internal successors, (981), 692 states have internal predecessors, (981), 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 20:08:13,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 693 states and 981 transitions. [2022-11-02 20:08:13,866 INFO L240 hiAutomatonCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-11-02 20:08:13,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:13,870 INFO L428 stractBuchiCegarLoop]: Abstraction has 693 states and 981 transitions. [2022-11-02 20:08:13,870 INFO L335 stractBuchiCegarLoop]: ======== Iteration 9 ============ [2022-11-02 20:08:13,870 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 693 states and 981 transitions. [2022-11-02 20:08:13,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 656 [2022-11-02 20:08:13,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:13,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:13,876 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,876 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:13,877 INFO L748 eck$LassoCheckResult]: Stem: 4292#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 4279#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 4280#L199 assume 0 == ~r1~0 % 256; 4273#L200 assume ~id1~0 >= 0; 4274#L201 assume 0 == ~st1~0; 4234#L202 assume ~send1~0 == ~id1~0; 4235#L203 assume 0 == ~mode1~0 % 256; 4259#L204 assume ~id2~0 >= 0; 4210#L205 assume 0 == ~st2~0; 4211#L206 assume ~send2~0 == ~id2~0; 4197#L207 assume 0 == ~mode2~0 % 256; 4198#L208 assume ~id3~0 >= 0; 4278#L209 assume 0 == ~st3~0; 4216#L210 assume ~send3~0 == ~id3~0; 4217#L211 assume 0 == ~mode3~0 % 256; 4201#L212 assume ~id4~0 >= 0; 4202#L213 assume 0 == ~st4~0; 4296#L214 assume ~send4~0 == ~id4~0; 4297#L215 assume 0 == ~mode4~0 % 256; 4277#L216 assume ~id5~0 >= 0; 4247#L217 assume 0 == ~st5~0; 4248#L218 assume ~send5~0 == ~id5~0; 4281#L219 assume 0 == ~mode5~0 % 256; 4301#L220 assume ~id1~0 != ~id2~0; 4233#L221 assume ~id1~0 != ~id3~0; 4229#L222 assume ~id1~0 != ~id4~0; 4230#L223 assume ~id1~0 != ~id5~0; 4223#L224 assume ~id2~0 != ~id3~0; 4224#L225 assume ~id2~0 != ~id4~0; 4220#L226 assume ~id2~0 != ~id5~0; 4221#L227 assume ~id3~0 != ~id4~0; 4239#L228 assume ~id3~0 != ~id5~0; 4240#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 4302#L199-1 init_#res#1 := init_~tmp~0#1; 4227#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 4228#L22 assume !(0 == assume_abort_if_not_~cond#1); 4262#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 4263#L396-2 [2022-11-02 20:08:13,877 INFO L750 eck$LassoCheckResult]: Loop: 4263#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4333#L71 assume !(0 != ~mode1~0 % 256); 4488#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 4486#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 4484#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4482#L100 assume !(0 != ~mode2~0 % 256); 4479#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 4478#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 4477#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4476#L125 assume !(0 != ~mode3~0 % 256); 4472#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 4470#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 4469#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4468#L150 assume !(0 != ~mode4~0 % 256); 4467#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 4465#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 4466#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4679#L175 assume !(0 != ~mode5~0 % 256); 4452#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 4447#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4448#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4651#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4649#L333 assume !(~r1~0 % 256 >= 5); 4409#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4384#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 4385#L332-1 check_#res#1 := check_~tmp~1#1; 4660#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4659#L425 assume !(0 == assert_~arg#1 % 256); 4657#L420 assume { :end_inline_assert } true; 4268#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 4199#L71 assume 0 != ~mode1~0 % 256; 4200#L72 assume !(255 == ~r1~0 % 256); 4303#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 4318#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 4253#L78-1 ~mode1~0 := 0; 4254#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 4298#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 4291#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 4237#L103-1 ~mode2~0 := 0; 4873#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 4866#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 4864#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 4830#L128-1 ~mode3~0 := 0; 4858#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 4856#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 4532#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 4709#L153-1 ~mode4~0 := 0; 4707#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 4705#L175 assume !(0 != ~mode5~0 % 256); 4700#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 4399#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 4400#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 4389#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 4390#L333 assume !(~r1~0 % 256 >= 5); 4363#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 4364#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 4353#L332-1 check_#res#1 := check_~tmp~1#1; 4354#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 4343#L425 assume !(0 == assert_~arg#1 % 256); 4344#L420 assume { :end_inline_assert } true; 4263#L396-2 [2022-11-02 20:08:13,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 8 times [2022-11-02 20:08:13,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843150282] [2022-11-02 20:08:13,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:13,919 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:13,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:13,920 INFO L85 PathProgramCache]: Analyzing trace with hash -809256674, now seen corresponding path program 1 times [2022-11-02 20:08:13,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:13,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017099363] [2022-11-02 20:08:13,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:13,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:14,014 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:14,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:14,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017099363] [2022-11-02 20:08:14,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017099363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:14,015 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:14,015 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:14,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934409035] [2022-11-02 20:08:14,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:14,016 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:14,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:14,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:14,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:14,017 INFO L87 Difference]: Start difference. First operand 693 states and 981 transitions. cyclomatic complexity: 289 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:14,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:14,036 INFO L93 Difference]: Finished difference Result 1317 states and 1861 transitions. [2022-11-02 20:08:14,036 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1317 states and 1861 transitions. [2022-11-02 20:08:14,046 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1280 [2022-11-02 20:08:14,054 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1317 states to 1317 states and 1861 transitions. [2022-11-02 20:08:14,055 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 1317 [2022-11-02 20:08:14,056 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 1317 [2022-11-02 20:08:14,056 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1317 states and 1861 transitions. [2022-11-02 20:08:14,058 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:14,058 INFO L218 hiAutomatonCegarLoop]: Abstraction has 1317 states and 1861 transitions. [2022-11-02 20:08:14,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states and 1861 transitions. [2022-11-02 20:08:14,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1253. [2022-11-02 20:08:14,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1253 states, 1253 states have (on average 1.3958499600957701) internal successors, (1749), 1252 states have internal predecessors, (1749), 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 20:08:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1749 transitions. [2022-11-02 20:08:14,084 INFO L240 hiAutomatonCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-11-02 20:08:14,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:14,085 INFO L428 stractBuchiCegarLoop]: Abstraction has 1253 states and 1749 transitions. [2022-11-02 20:08:14,085 INFO L335 stractBuchiCegarLoop]: ======== Iteration 10 ============ [2022-11-02 20:08:14,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1253 states and 1749 transitions. [2022-11-02 20:08:14,093 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1216 [2022-11-02 20:08:14,093 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:14,093 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:14,095 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,095 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,095 INFO L748 eck$LassoCheckResult]: Stem: 6309#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 6297#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 6298#L199 assume 0 == ~r1~0 % 256; 6288#L200 assume ~id1~0 >= 0; 6289#L201 assume 0 == ~st1~0; 6251#L202 assume ~send1~0 == ~id1~0; 6252#L203 assume 0 == ~mode1~0 % 256; 6276#L204 assume ~id2~0 >= 0; 6225#L205 assume 0 == ~st2~0; 6226#L206 assume ~send2~0 == ~id2~0; 6212#L207 assume 0 == ~mode2~0 % 256; 6213#L208 assume ~id3~0 >= 0; 6296#L209 assume 0 == ~st3~0; 6229#L210 assume ~send3~0 == ~id3~0; 6230#L211 assume 0 == ~mode3~0 % 256; 6214#L212 assume ~id4~0 >= 0; 6215#L213 assume 0 == ~st4~0; 6312#L214 assume ~send4~0 == ~id4~0; 6313#L215 assume 0 == ~mode4~0 % 256; 6292#L216 assume ~id5~0 >= 0; 6264#L217 assume 0 == ~st5~0; 6265#L218 assume ~send5~0 == ~id5~0; 6301#L219 assume 0 == ~mode5~0 % 256; 6315#L220 assume ~id1~0 != ~id2~0; 6250#L221 assume ~id1~0 != ~id3~0; 6246#L222 assume ~id1~0 != ~id4~0; 6247#L223 assume ~id1~0 != ~id5~0; 6239#L224 assume ~id2~0 != ~id3~0; 6240#L225 assume ~id2~0 != ~id4~0; 6235#L226 assume ~id2~0 != ~id5~0; 6236#L227 assume ~id3~0 != ~id4~0; 6256#L228 assume ~id3~0 != ~id5~0; 6257#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 6316#L199-1 init_#res#1 := init_~tmp~0#1; 6243#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 6244#L22 assume !(0 == assume_abort_if_not_~cond#1); 6278#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 6279#L396-2 [2022-11-02 20:08:14,095 INFO L750 eck$LassoCheckResult]: Loop: 6279#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6626#L71 assume !(0 != ~mode1~0 % 256); 6627#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 7122#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 7121#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 7120#L100 assume !(0 != ~mode2~0 % 256); 7117#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 7116#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 7115#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7114#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6978#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 6976#L128-1 ~mode3~0 := 0; 7111#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 7110#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7108#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 7105#L153-1 ~mode4~0 := 0; 7104#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7101#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6779#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 6776#L178-1 ~mode5~0 := 0; 6775#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6773#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 6771#L333 assume !(~r1~0 % 256 >= 5); 6769#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 6747#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 6745#L332-1 check_#res#1 := check_~tmp~1#1; 6691#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6689#L425 assume !(0 == assert_~arg#1 % 256); 6687#L420 assume { :end_inline_assert } true; 6681#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 6675#L71 assume 0 != ~mode1~0 % 256; 6669#L72 assume !(255 == ~r1~0 % 256); 6665#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 6620#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 6613#L78-1 ~mode1~0 := 0; 6588#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 6571#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 6572#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 6961#L103-1 ~mode2~0 := 0; 6962#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 7036#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 6821#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 6817#L128-1 ~mode3~0 := 0; 6806#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 6807#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 7023#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 7018#L153-1 ~mode4~0 := 0; 7017#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 7016#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 6929#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 6705#L178-1 ~mode5~0 := 0; 6703#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 6701#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 6699#L333 assume !(~r1~0 % 256 >= 5); 6697#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 6695#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 6693#L332-1 check_#res#1 := check_~tmp~1#1; 6683#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 6678#L425 assume !(0 == assert_~arg#1 % 256); 6670#L420 assume { :end_inline_assert } true; 6279#L396-2 [2022-11-02 20:08:14,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 9 times [2022-11-02 20:08:14,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957737903] [2022-11-02 20:08:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:14,106 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:14,119 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:14,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,119 INFO L85 PathProgramCache]: Analyzing trace with hash -256157838, now seen corresponding path program 1 times [2022-11-02 20:08:14,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136614702] [2022-11-02 20:08:14,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:14,216 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:14,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:14,217 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136614702] [2022-11-02 20:08:14,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136614702] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:14,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:14,217 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:14,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205364698] [2022-11-02 20:08:14,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:14,218 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:14,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:14,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:14,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:14,219 INFO L87 Difference]: Start difference. First operand 1253 states and 1749 transitions. cyclomatic complexity: 497 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:14,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:14,243 INFO L93 Difference]: Finished difference Result 2341 states and 3205 transitions. [2022-11-02 20:08:14,244 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2341 states and 3205 transitions. [2022-11-02 20:08:14,260 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2304 [2022-11-02 20:08:14,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2341 states to 2341 states and 3205 transitions. [2022-11-02 20:08:14,273 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2341 [2022-11-02 20:08:14,276 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2341 [2022-11-02 20:08:14,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2341 states and 3205 transitions. [2022-11-02 20:08:14,279 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:14,279 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2341 states and 3205 transitions. [2022-11-02 20:08:14,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2341 states and 3205 transitions. [2022-11-02 20:08:14,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2341 to 2277. [2022-11-02 20:08:14,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2277 states, 2277 states have (on average 1.365393061045235) internal successors, (3109), 2276 states have internal predecessors, (3109), 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 20:08:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 2277 states and 3109 transitions. [2022-11-02 20:08:14,323 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-11-02 20:08:14,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:14,324 INFO L428 stractBuchiCegarLoop]: Abstraction has 2277 states and 3109 transitions. [2022-11-02 20:08:14,324 INFO L335 stractBuchiCegarLoop]: ======== Iteration 11 ============ [2022-11-02 20:08:14,324 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2277 states and 3109 transitions. [2022-11-02 20:08:14,337 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:14,337 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:14,337 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:14,339 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,340 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,340 INFO L748 eck$LassoCheckResult]: Stem: 9909#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 9898#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 9899#L199 assume 0 == ~r1~0 % 256; 9889#L200 assume ~id1~0 >= 0; 9890#L201 assume 0 == ~st1~0; 9855#L202 assume ~send1~0 == ~id1~0; 9856#L203 assume 0 == ~mode1~0 % 256; 9879#L204 assume ~id2~0 >= 0; 9828#L205 assume 0 == ~st2~0; 9829#L206 assume ~send2~0 == ~id2~0; 9812#L207 assume 0 == ~mode2~0 % 256; 9813#L208 assume ~id3~0 >= 0; 9897#L209 assume 0 == ~st3~0; 9832#L210 assume ~send3~0 == ~id3~0; 9833#L211 assume 0 == ~mode3~0 % 256; 9820#L212 assume ~id4~0 >= 0; 9821#L213 assume 0 == ~st4~0; 9913#L214 assume ~send4~0 == ~id4~0; 9914#L215 assume 0 == ~mode4~0 % 256; 9894#L216 assume ~id5~0 >= 0; 9863#L217 assume 0 == ~st5~0; 9864#L218 assume ~send5~0 == ~id5~0; 9900#L219 assume 0 == ~mode5~0 % 256; 9917#L220 assume ~id1~0 != ~id2~0; 9851#L221 assume ~id1~0 != ~id3~0; 9849#L222 assume ~id1~0 != ~id4~0; 9850#L223 assume ~id1~0 != ~id5~0; 9840#L224 assume ~id2~0 != ~id3~0; 9841#L225 assume ~id2~0 != ~id4~0; 9836#L226 assume ~id2~0 != ~id5~0; 9837#L227 assume ~id3~0 != ~id4~0; 9857#L228 assume ~id3~0 != ~id5~0; 9858#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 9918#L199-1 init_#res#1 := init_~tmp~0#1; 9844#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 9845#L22 assume !(0 == assume_abort_if_not_~cond#1); 9882#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 9883#L396-2 [2022-11-02 20:08:14,340 INFO L750 eck$LassoCheckResult]: Loop: 9883#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10619#L71 assume !(0 != ~mode1~0 % 256); 10620#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 10838#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 10834#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10832#L100 assume !(0 != ~mode2~0 % 256); 10104#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 10831#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 10829#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10827#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 10815#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 10811#L128-1 ~mode3~0 := 0; 10808#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10800#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10790#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 10785#L153-1 ~mode4~0 := 0; 10782#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10778#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 10776#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 10772#L178-1 ~mode5~0 := 0; 10684#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10636#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 10634#L333 assume !(~r1~0 % 256 >= 5); 10633#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 10631#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 10629#L332-1 check_#res#1 := check_~tmp~1#1; 10627#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 10626#L425 assume !(0 == assert_~arg#1 % 256); 10625#L420 assume { :end_inline_assert } true; 10623#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 10617#L71 assume 0 != ~mode1~0 % 256; 10116#L72 assume !(255 == ~r1~0 % 256); 10604#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 10597#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 10587#L78-1 ~mode1~0 := 0; 10584#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 10581#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 10579#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 10569#L103-1 ~mode2~0 := 0; 10567#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 10565#L125 assume !(0 != ~mode3~0 % 256); 10560#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 10066#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 10062#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 10057#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 10052#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 10046#L153-1 ~mode4~0 := 0; 10042#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 10035#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 10036#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 10656#L178-1 ~mode5~0 := 0; 10654#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 10652#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 10650#L333 assume !(~r1~0 % 256 >= 5); 10648#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 10646#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 10644#L332-1 check_#res#1 := check_~tmp~1#1; 10642#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 10640#L425 assume !(0 == assert_~arg#1 % 256); 10638#L420 assume { :end_inline_assert } true; 9883#L396-2 [2022-11-02 20:08:14,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1992034189, now seen corresponding path program 10 times [2022-11-02 20:08:14,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218333041] [2022-11-02 20:08:14,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:14,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:14,363 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:14,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1842760132, now seen corresponding path program 1 times [2022-11-02 20:08:14,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659407332] [2022-11-02 20:08:14,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:14,514 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:14,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:14,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659407332] [2022-11-02 20:08:14,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659407332] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:14,515 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:14,515 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:14,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915126694] [2022-11-02 20:08:14,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:14,515 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:14,516 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:14,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:14,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:14,516 INFO L87 Difference]: Start difference. First operand 2277 states and 3109 transitions. cyclomatic complexity: 833 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:14,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:14,562 INFO L93 Difference]: Finished difference Result 2327 states and 3152 transitions. [2022-11-02 20:08:14,562 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 3152 transitions. [2022-11-02 20:08:14,582 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:14,595 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 3152 transitions. [2022-11-02 20:08:14,596 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-11-02 20:08:14,598 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-11-02 20:08:14,598 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 3152 transitions. [2022-11-02 20:08:14,603 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:14,603 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3152 transitions. [2022-11-02 20:08:14,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 3152 transitions. [2022-11-02 20:08:14,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2319. [2022-11-02 20:08:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2319 states, 2319 states have (on average 1.3540319103061664) internal successors, (3140), 2318 states have internal predecessors, (3140), 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 20:08:14,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 2319 states and 3140 transitions. [2022-11-02 20:08:14,657 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-11-02 20:08:14,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:14,658 INFO L428 stractBuchiCegarLoop]: Abstraction has 2319 states and 3140 transitions. [2022-11-02 20:08:14,658 INFO L335 stractBuchiCegarLoop]: ======== Iteration 12 ============ [2022-11-02 20:08:14,659 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2319 states and 3140 transitions. [2022-11-02 20:08:14,673 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:14,673 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:14,673 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:14,675 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,676 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,676 INFO L748 eck$LassoCheckResult]: Stem: 14516#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 14506#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 14507#L199 assume 0 == ~r1~0 % 256; 14498#L200 assume ~id1~0 >= 0; 14499#L201 assume 0 == ~st1~0; 14463#L202 assume ~send1~0 == ~id1~0; 14464#L203 assume 0 == ~mode1~0 % 256; 14484#L204 assume ~id2~0 >= 0; 14437#L205 assume 0 == ~st2~0; 14438#L206 assume ~send2~0 == ~id2~0; 14422#L207 assume 0 == ~mode2~0 % 256; 14423#L208 assume ~id3~0 >= 0; 14504#L209 assume 0 == ~st3~0; 14441#L210 assume ~send3~0 == ~id3~0; 14442#L211 assume 0 == ~mode3~0 % 256; 14430#L212 assume ~id4~0 >= 0; 14431#L213 assume 0 == ~st4~0; 14520#L214 assume ~send4~0 == ~id4~0; 14521#L215 assume 0 == ~mode4~0 % 256; 14502#L216 assume ~id5~0 >= 0; 14472#L217 assume 0 == ~st5~0; 14473#L218 assume ~send5~0 == ~id5~0; 14508#L219 assume 0 == ~mode5~0 % 256; 14525#L220 assume ~id1~0 != ~id2~0; 14459#L221 assume ~id1~0 != ~id3~0; 14457#L222 assume ~id1~0 != ~id4~0; 14458#L223 assume ~id1~0 != ~id5~0; 14448#L224 assume ~id2~0 != ~id3~0; 14449#L225 assume ~id2~0 != ~id4~0; 14445#L226 assume ~id2~0 != ~id5~0; 14446#L227 assume ~id3~0 != ~id4~0; 14465#L228 assume ~id3~0 != ~id5~0; 14466#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 14526#L199-1 init_#res#1 := init_~tmp~0#1; 14452#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 14453#L22 assume !(0 == assume_abort_if_not_~cond#1); 14487#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 14488#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15669#L71 assume !(0 != ~mode1~0 % 256); 15667#L88 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 15665#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 15663#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15661#L100 assume !(0 != ~mode2~0 % 256); 15659#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 15657#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 15655#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 15652#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 15653#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 16261#L128-1 ~mode3~0 := 0; 14443#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14444#L150 assume !(0 != ~mode4~0 % 256); 14490#L163 [2022-11-02 20:08:14,676 INFO L750 eck$LassoCheckResult]: Loop: 14490#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 14517#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 15297#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 15295#L175 assume !(0 != ~mode5~0 % 256); 15294#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 15292#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 15290#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 15288#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 15286#L333 assume !(~r1~0 % 256 >= 5); 15284#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 15282#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 15280#L332-1 check_#res#1 := check_~tmp~1#1; 15278#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 15276#L425 assume !(0 == assert_~arg#1 % 256); 15274#L420 assume { :end_inline_assert } true; 15272#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 15265#L71 assume 0 != ~mode1~0 % 256; 14971#L72 assume !(255 == ~r1~0 % 256); 15251#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 15081#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 15072#L78-1 ~mode1~0 := 0; 15070#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 15067#L100 assume !(0 != ~mode2~0 % 256); 15065#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 15064#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 14954#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 14948#L125 assume !(0 != ~mode3~0 % 256); 14944#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 14939#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 14859#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14855#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 14853#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 14830#L153-1 ~mode4~0 := 0; 14848#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 14821#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 14810#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 14801#L178-1 ~mode5~0 := 0; 14798#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 14795#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 14791#L333 assume !(~r1~0 % 256 >= 5); 14788#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 14785#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 14782#L332-1 check_#res#1 := check_~tmp~1#1; 14778#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 14770#L425 assume !(0 == assert_~arg#1 % 256); 14766#L420 assume { :end_inline_assert } true; 14762#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 14757#L71 assume !(0 != ~mode1~0 % 256); 14753#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 14751#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 14749#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 14746#L100 assume !(0 != ~mode2~0 % 256); 14747#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 16317#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 16292#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 16293#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 16535#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 16528#L128-1 ~mode3~0 := 0; 16525#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 14489#L150 assume !(0 != ~mode4~0 % 256); 14490#L163 [2022-11-02 20:08:14,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,677 INFO L85 PathProgramCache]: Analyzing trace with hash -83467672, now seen corresponding path program 1 times [2022-11-02 20:08:14,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99877383] [2022-11-02 20:08:14,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:14,743 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 20:08:14,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:14,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99877383] [2022-11-02 20:08:14,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99877383] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:14,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:14,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:14,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1710886305] [2022-11-02 20:08:14,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:14,744 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:08:14,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,745 INFO L85 PathProgramCache]: Analyzing trace with hash -606545230, now seen corresponding path program 1 times [2022-11-02 20:08:14,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852608820] [2022-11-02 20:08:14,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:14,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:14,839 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852608820] [2022-11-02 20:08:14,839 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852608820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:14,839 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:14,840 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:14,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43769813] [2022-11-02 20:08:14,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:14,840 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:14,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:14,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:14,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:14,846 INFO L87 Difference]: Start difference. First operand 2319 states and 3140 transitions. cyclomatic complexity: 822 Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 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 20:08:14,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:14,874 INFO L93 Difference]: Finished difference Result 2307 states and 3118 transitions. [2022-11-02 20:08:14,874 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3118 transitions. [2022-11-02 20:08:14,893 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:14,905 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-11-02 20:08:14,906 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-11-02 20:08:14,908 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-11-02 20:08:14,908 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3118 transitions. [2022-11-02 20:08:14,912 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:14,912 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-11-02 20:08:14,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3118 transitions. [2022-11-02 20:08:14,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-11-02 20:08:14,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.351538794971825) internal successors, (3118), 2306 states have internal predecessors, (3118), 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 20:08:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3118 transitions. [2022-11-02 20:08:14,968 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-11-02 20:08:14,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:14,970 INFO L428 stractBuchiCegarLoop]: Abstraction has 2307 states and 3118 transitions. [2022-11-02 20:08:14,970 INFO L335 stractBuchiCegarLoop]: ======== Iteration 13 ============ [2022-11-02 20:08:14,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3118 transitions. [2022-11-02 20:08:14,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:14,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:14,982 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:14,984 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,984 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:14,985 INFO L748 eck$LassoCheckResult]: Stem: 19145#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 19133#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 19134#L199 assume 0 == ~r1~0 % 256; 19128#L200 assume ~id1~0 >= 0; 19129#L201 assume 0 == ~st1~0; 19092#L202 assume ~send1~0 == ~id1~0; 19093#L203 assume 0 == ~mode1~0 % 256; 19115#L204 assume ~id2~0 >= 0; 19068#L205 assume 0 == ~st2~0; 19069#L206 assume ~send2~0 == ~id2~0; 19055#L207 assume 0 == ~mode2~0 % 256; 19056#L208 assume ~id3~0 >= 0; 19132#L209 assume 0 == ~st3~0; 19072#L210 assume ~send3~0 == ~id3~0; 19073#L211 assume 0 == ~mode3~0 % 256; 19057#L212 assume ~id4~0 >= 0; 19058#L213 assume 0 == ~st4~0; 19149#L214 assume ~send4~0 == ~id4~0; 19150#L215 assume 0 == ~mode4~0 % 256; 19131#L216 assume ~id5~0 >= 0; 19103#L217 assume 0 == ~st5~0; 19104#L218 assume ~send5~0 == ~id5~0; 19136#L219 assume 0 == ~mode5~0 % 256; 19153#L220 assume ~id1~0 != ~id2~0; 19091#L221 assume ~id1~0 != ~id3~0; 19088#L222 assume ~id1~0 != ~id4~0; 19089#L223 assume ~id1~0 != ~id5~0; 19081#L224 assume ~id2~0 != ~id3~0; 19082#L225 assume ~id2~0 != ~id4~0; 19078#L226 assume ~id2~0 != ~id5~0; 19079#L227 assume ~id3~0 != ~id4~0; 19097#L228 assume ~id3~0 != ~id5~0; 19098#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 19154#L199-1 init_#res#1 := init_~tmp~0#1; 19085#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 19086#L22 assume !(0 == assume_abort_if_not_~cond#1); 19117#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 19118#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19515#L71 assume !(0 != ~mode1~0 % 256); 19516#L88 assume !(~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0);node1_#t~ite4#1 := ~p1_new~0; 20641#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 20639#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 20637#L100 assume !(0 != ~mode2~0 % 256); 20635#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 20633#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 20569#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 20568#L125 assume !(0 != ~mode3~0 % 256); 20558#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 20554#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 20550#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 20544#L150 assume !(0 != ~mode4~0 % 256); 20545#L163 [2022-11-02 20:08:14,985 INFO L750 eck$LassoCheckResult]: Loop: 20545#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 21003#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 21001#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 20995#L175 assume !(0 != ~mode5~0 % 256); 20992#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 20988#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 20969#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 20965#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 20964#L333 assume !(~r1~0 % 256 >= 5); 20962#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 20955#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 20954#L332-1 check_#res#1 := check_~tmp~1#1; 20953#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 20952#L425 assume !(0 == assert_~arg#1 % 256); 20951#L420 assume { :end_inline_assert } true; 20950#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19703#L71 assume 0 != ~mode1~0 % 256; 19700#L72 assume !(255 == ~r1~0 % 256); 19701#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 19689#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 19686#L78-1 ~mode1~0 := 0; 19682#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 19683#L100 assume !(0 != ~mode2~0 % 256); 19593#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 19588#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 19586#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 19547#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 19548#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 20360#L128-1 ~mode3~0 := 0; 20399#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 20392#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 20388#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 19781#L153-1 ~mode4~0 := 0; 20381#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 19771#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 19768#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 19763#L178-1 ~mode5~0 := 0; 19761#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 19759#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 19755#L333 assume !(~r1~0 % 256 >= 5); 19756#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 21193#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 21191#L332-1 check_#res#1 := check_~tmp~1#1; 21190#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 21189#L425 assume !(0 == assert_~arg#1 % 256); 21188#L420 assume { :end_inline_assert } true; 21187#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 19181#L71 assume !(0 != ~mode1~0 % 256); 19183#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 21099#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 21097#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 21021#L100 assume !(0 != ~mode2~0 % 256); 21019#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 21017#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 21015#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 21013#L125 assume !(0 != ~mode3~0 % 256); 19888#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 21010#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 21008#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 21006#L150 assume !(0 != ~mode4~0 % 256); 20545#L163 [2022-11-02 20:08:14,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:14,986 INFO L85 PathProgramCache]: Analyzing trace with hash -64720484, now seen corresponding path program 1 times [2022-11-02 20:08:14,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:14,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056218260] [2022-11-02 20:08:14,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:14,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,079 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 20:08:15,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056218260] [2022-11-02 20:08:15,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056218260] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:08:15,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833464391] [2022-11-02 20:08:15,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,081 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:08:15,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:15,082 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 2 times [2022-11-02 20:08:15,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:15,082 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173815086] [2022-11-02 20:08:15,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:15,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,171 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:15,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173815086] [2022-11-02 20:08:15,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173815086] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,172 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,172 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:15,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079029892] [2022-11-02 20:08:15,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,175 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:15,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:15,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:08:15,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:08:15,176 INFO L87 Difference]: Start difference. First operand 2307 states and 3118 transitions. cyclomatic complexity: 812 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 20:08:15,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:15,317 INFO L93 Difference]: Finished difference Result 2307 states and 3085 transitions. [2022-11-02 20:08:15,317 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3085 transitions. [2022-11-02 20:08:15,328 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:15,339 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-11-02 20:08:15,339 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-11-02 20:08:15,341 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-11-02 20:08:15,341 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3085 transitions. [2022-11-02 20:08:15,344 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:15,344 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-11-02 20:08:15,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3085 transitions. [2022-11-02 20:08:15,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-11-02 20:08:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3372345036844386) internal successors, (3085), 2306 states have internal predecessors, (3085), 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 20:08:15,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3085 transitions. [2022-11-02 20:08:15,387 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-11-02 20:08:15,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:08:15,387 INFO L428 stractBuchiCegarLoop]: Abstraction has 2307 states and 3085 transitions. [2022-11-02 20:08:15,388 INFO L335 stractBuchiCegarLoop]: ======== Iteration 14 ============ [2022-11-02 20:08:15,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3085 transitions. [2022-11-02 20:08:15,396 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:15,396 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:15,397 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:15,398 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:15,398 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:15,399 INFO L748 eck$LassoCheckResult]: Stem: 23775#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 23764#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 23765#L199 assume 0 == ~r1~0 % 256; 23759#L200 assume ~id1~0 >= 0; 23760#L201 assume 0 == ~st1~0; 23724#L202 assume ~send1~0 == ~id1~0; 23725#L203 assume 0 == ~mode1~0 % 256; 23746#L204 assume ~id2~0 >= 0; 23699#L205 assume 0 == ~st2~0; 23700#L206 assume ~send2~0 == ~id2~0; 23685#L207 assume 0 == ~mode2~0 % 256; 23686#L208 assume ~id3~0 >= 0; 23763#L209 assume 0 == ~st3~0; 23703#L210 assume ~send3~0 == ~id3~0; 23704#L211 assume 0 == ~mode3~0 % 256; 23687#L212 assume ~id4~0 >= 0; 23688#L213 assume 0 == ~st4~0; 23779#L214 assume ~send4~0 == ~id4~0; 23780#L215 assume 0 == ~mode4~0 % 256; 23762#L216 assume ~id5~0 >= 0; 23736#L217 assume 0 == ~st5~0; 23737#L218 assume ~send5~0 == ~id5~0; 23766#L219 assume 0 == ~mode5~0 % 256; 23781#L220 assume ~id1~0 != ~id2~0; 23723#L221 assume ~id1~0 != ~id3~0; 23720#L222 assume ~id1~0 != ~id4~0; 23721#L223 assume ~id1~0 != ~id5~0; 23712#L224 assume ~id2~0 != ~id3~0; 23713#L225 assume ~id2~0 != ~id4~0; 23709#L226 assume ~id2~0 != ~id5~0; 23710#L227 assume ~id3~0 != ~id4~0; 23729#L228 assume ~id3~0 != ~id5~0; 23730#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 23782#L199-1 init_#res#1 := init_~tmp~0#1; 23716#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 23717#L22 assume !(0 == assume_abort_if_not_~cond#1); 23748#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 23749#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24442#L71 assume !(0 != ~mode1~0 % 256); 24443#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25500#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25494#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25495#L100 assume !(0 != ~mode2~0 % 256); 25185#L113 assume !(~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0);node2_#t~ite5#1 := ~p2_new~0; 25186#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25118#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25119#L125 assume !(0 != ~mode3~0 % 256); 25054#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 25055#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 24932#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24933#L150 assume !(0 != ~mode4~0 % 256); 24875#L163 [2022-11-02 20:08:15,399 INFO L750 eck$LassoCheckResult]: Loop: 24875#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 24874#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 24873#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24871#L175 assume !(0 != ~mode5~0 % 256); 24870#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 24869#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 24868#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24867#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 24865#L333 assume !(~r1~0 % 256 >= 5); 24866#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 25313#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 25312#L332-1 check_#res#1 := check_~tmp~1#1; 24831#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 24825#L425 assume !(0 == assert_~arg#1 % 256); 24818#L420 assume { :end_inline_assert } true; 24819#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 24800#L71 assume 0 != ~mode1~0 % 256; 24798#L72 assume !(255 == ~r1~0 % 256); 24795#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 24792#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 24463#L78-1 ~mode1~0 := 0; 24788#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 24762#L100 assume !(0 != ~mode2~0 % 256); 24760#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 24758#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 24756#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 24753#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 24751#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 24739#L128-1 ~mode3~0 := 0; 24746#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24736#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 24714#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 24709#L153-1 ~mode4~0 := 0; 24701#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 24579#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 24574#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 24568#L178-1 ~mode5~0 := 0; 24565#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 24562#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 24558#L333 assume !(~r1~0 % 256 >= 5); 24559#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 25038#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 25036#L332-1 check_#res#1 := check_~tmp~1#1; 25034#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 25032#L425 assume !(0 == assert_~arg#1 % 256); 25031#L420 assume { :end_inline_assert } true; 25029#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 25024#L71 assume !(0 != ~mode1~0 % 256); 25023#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 25014#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 25013#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 25010#L100 assume !(0 != ~mode2~0 % 256); 25011#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 25180#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 25181#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 25064#L125 assume !(0 != ~mode3~0 % 256); 25065#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 24968#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 24969#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 24877#L150 assume !(0 != ~mode4~0 % 256); 24875#L163 [2022-11-02 20:08:15,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:15,399 INFO L85 PathProgramCache]: Analyzing trace with hash -322885922, now seen corresponding path program 1 times [2022-11-02 20:08:15,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:15,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821568824] [2022-11-02 20:08:15,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:15,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,471 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 20:08:15,471 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821568824] [2022-11-02 20:08:15,472 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821568824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,472 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,472 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:08:15,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213146768] [2022-11-02 20:08:15,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,473 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:08:15,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:15,473 INFO L85 PathProgramCache]: Analyzing trace with hash -605926434, now seen corresponding path program 3 times [2022-11-02 20:08:15,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:15,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340562963] [2022-11-02 20:08:15,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:15,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,551 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:15,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340562963] [2022-11-02 20:08:15,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340562963] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:15,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68339355] [2022-11-02 20:08:15,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,552 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:15,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:15,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:08:15,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:08:15,553 INFO L87 Difference]: Start difference. First operand 2307 states and 3085 transitions. cyclomatic complexity: 779 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 20:08:15,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:15,682 INFO L93 Difference]: Finished difference Result 2307 states and 3051 transitions. [2022-11-02 20:08:15,682 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3051 transitions. [2022-11-02 20:08:15,693 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:15,703 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-11-02 20:08:15,703 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-11-02 20:08:15,705 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-11-02 20:08:15,706 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3051 transitions. [2022-11-02 20:08:15,709 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:15,709 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-11-02 20:08:15,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3051 transitions. [2022-11-02 20:08:15,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-11-02 20:08:15,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3224967490247075) internal successors, (3051), 2306 states have internal predecessors, (3051), 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 20:08:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3051 transitions. [2022-11-02 20:08:15,752 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-11-02 20:08:15,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:08:15,753 INFO L428 stractBuchiCegarLoop]: Abstraction has 2307 states and 3051 transitions. [2022-11-02 20:08:15,753 INFO L335 stractBuchiCegarLoop]: ======== Iteration 15 ============ [2022-11-02 20:08:15,753 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3051 transitions. [2022-11-02 20:08:15,762 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:15,762 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:15,762 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:15,764 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:15,764 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:15,764 INFO L748 eck$LassoCheckResult]: Stem: 28404#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 28393#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 28394#L199 assume 0 == ~r1~0 % 256; 28388#L200 assume ~id1~0 >= 0; 28389#L201 assume 0 == ~st1~0; 28352#L202 assume ~send1~0 == ~id1~0; 28353#L203 assume 0 == ~mode1~0 % 256; 28375#L204 assume ~id2~0 >= 0; 28328#L205 assume 0 == ~st2~0; 28329#L206 assume ~send2~0 == ~id2~0; 28315#L207 assume 0 == ~mode2~0 % 256; 28316#L208 assume ~id3~0 >= 0; 28392#L209 assume 0 == ~st3~0; 28332#L210 assume ~send3~0 == ~id3~0; 28333#L211 assume 0 == ~mode3~0 % 256; 28317#L212 assume ~id4~0 >= 0; 28318#L213 assume 0 == ~st4~0; 28408#L214 assume ~send4~0 == ~id4~0; 28409#L215 assume 0 == ~mode4~0 % 256; 28391#L216 assume ~id5~0 >= 0; 28364#L217 assume 0 == ~st5~0; 28365#L218 assume ~send5~0 == ~id5~0; 28396#L219 assume 0 == ~mode5~0 % 256; 28411#L220 assume ~id1~0 != ~id2~0; 28351#L221 assume ~id1~0 != ~id3~0; 28348#L222 assume ~id1~0 != ~id4~0; 28349#L223 assume ~id1~0 != ~id5~0; 28341#L224 assume ~id2~0 != ~id3~0; 28342#L225 assume ~id2~0 != ~id4~0; 28338#L226 assume ~id2~0 != ~id5~0; 28339#L227 assume ~id3~0 != ~id4~0; 28357#L228 assume ~id3~0 != ~id5~0; 28358#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 28412#L199-1 init_#res#1 := init_~tmp~0#1; 28345#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 28346#L22 assume !(0 == assume_abort_if_not_~cond#1); 28377#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 28378#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29907#L71 assume !(0 != ~mode1~0 % 256); 29908#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 30427#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 30425#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 30423#L100 assume !(0 != ~mode2~0 % 256); 30422#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 30420#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 30418#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 30416#L125 assume !(0 != ~mode3~0 % 256); 30415#L138 assume !(~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0);node3_#t~ite6#1 := ~p3_new~0; 30411#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 30408#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 30405#L150 assume !(0 != ~mode4~0 % 256); 30253#L163 [2022-11-02 20:08:15,764 INFO L750 eck$LassoCheckResult]: Loop: 30253#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 30249#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 30247#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 30246#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 28314#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 28380#L178-1 ~mode5~0 := 0; 28395#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 30612#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 30611#L333 assume !(~r1~0 % 256 >= 5); 30610#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 30609#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 30608#L332-1 check_#res#1 := check_~tmp~1#1; 30607#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 30606#L425 assume !(0 == assert_~arg#1 % 256); 30458#L420 assume { :end_inline_assert } true; 30267#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29269#L71 assume 0 != ~mode1~0 % 256; 29267#L72 assume !(255 == ~r1~0 % 256); 29265#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 29225#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 28572#L78-1 ~mode1~0 := 0; 29222#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 29220#L100 assume !(0 != ~mode2~0 % 256); 29218#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 29216#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 29214#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 29211#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 29191#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 28537#L128-1 ~mode3~0 := 0; 29182#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 29178#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 29085#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 28523#L153-1 ~mode4~0 := 0; 29080#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 29077#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 29078#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 28509#L178-1 ~mode5~0 := 0; 29136#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 29135#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 29131#L333 assume !(~r1~0 % 256 >= 5); 29132#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 29915#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 29913#L332-1 check_#res#1 := check_~tmp~1#1; 29912#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 29911#L425 assume !(0 == assert_~arg#1 % 256); 29910#L420 assume { :end_inline_assert } true; 29909#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 29850#L71 assume !(0 != ~mode1~0 % 256); 29851#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 30258#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 30257#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 30254#L100 assume !(0 != ~mode2~0 % 256); 28398#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 28399#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 28384#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 28359#L125 assume !(0 != ~mode3~0 % 256); 28360#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 28373#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 28336#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 28337#L150 assume !(0 != ~mode4~0 % 256); 30253#L163 [2022-11-02 20:08:15,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:15,765 INFO L85 PathProgramCache]: Analyzing trace with hash 486460704, now seen corresponding path program 1 times [2022-11-02 20:08:15,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:15,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055630802] [2022-11-02 20:08:15,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:15,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,849 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 20:08:15,849 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055630802] [2022-11-02 20:08:15,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055630802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:08:15,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020144561] [2022-11-02 20:08:15,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,850 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:08:15,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:15,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1876841576, now seen corresponding path program 1 times [2022-11-02 20:08:15,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:15,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [11825508] [2022-11-02 20:08:15,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:15,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:15,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:15,941 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:15,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:15,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [11825508] [2022-11-02 20:08:15,942 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [11825508] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:15,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:15,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:15,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870616746] [2022-11-02 20:08:15,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:15,943 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:15,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:15,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:08:15,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:08:15,943 INFO L87 Difference]: Start difference. First operand 2307 states and 3051 transitions. cyclomatic complexity: 745 Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 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 20:08:16,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:16,064 INFO L93 Difference]: Finished difference Result 2307 states and 3017 transitions. [2022-11-02 20:08:16,064 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2307 states and 3017 transitions. [2022-11-02 20:08:16,074 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:16,084 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-11-02 20:08:16,084 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2307 [2022-11-02 20:08:16,086 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2307 [2022-11-02 20:08:16,087 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2307 states and 3017 transitions. [2022-11-02 20:08:16,089 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:16,090 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-11-02 20:08:16,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states and 3017 transitions. [2022-11-02 20:08:16,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2022-11-02 20:08:16,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2307 states, 2307 states have (on average 1.3077589943649761) internal successors, (3017), 2306 states have internal predecessors, (3017), 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 20:08:16,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3017 transitions. [2022-11-02 20:08:16,128 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-11-02 20:08:16,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:08:16,129 INFO L428 stractBuchiCegarLoop]: Abstraction has 2307 states and 3017 transitions. [2022-11-02 20:08:16,129 INFO L335 stractBuchiCegarLoop]: ======== Iteration 16 ============ [2022-11-02 20:08:16,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2307 states and 3017 transitions. [2022-11-02 20:08:16,138 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2240 [2022-11-02 20:08:16,138 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:16,138 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:16,139 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,140 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,140 INFO L748 eck$LassoCheckResult]: Stem: 33035#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 33024#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 33025#L199 assume 0 == ~r1~0 % 256; 33019#L200 assume ~id1~0 >= 0; 33020#L201 assume 0 == ~st1~0; 32987#L202 assume ~send1~0 == ~id1~0; 32988#L203 assume 0 == ~mode1~0 % 256; 33007#L204 assume ~id2~0 >= 0; 32959#L205 assume 0 == ~st2~0; 32960#L206 assume ~send2~0 == ~id2~0; 32945#L207 assume 0 == ~mode2~0 % 256; 32946#L208 assume ~id3~0 >= 0; 33023#L209 assume 0 == ~st3~0; 32963#L210 assume ~send3~0 == ~id3~0; 32964#L211 assume 0 == ~mode3~0 % 256; 32947#L212 assume ~id4~0 >= 0; 32948#L213 assume 0 == ~st4~0; 33039#L214 assume ~send4~0 == ~id4~0; 33040#L215 assume 0 == ~mode4~0 % 256; 33022#L216 assume ~id5~0 >= 0; 32997#L217 assume 0 == ~st5~0; 32998#L218 assume ~send5~0 == ~id5~0; 33027#L219 assume 0 == ~mode5~0 % 256; 33041#L220 assume ~id1~0 != ~id2~0; 32983#L221 assume ~id1~0 != ~id3~0; 32980#L222 assume ~id1~0 != ~id4~0; 32981#L223 assume ~id1~0 != ~id5~0; 32973#L224 assume ~id2~0 != ~id3~0; 32974#L225 assume ~id2~0 != ~id4~0; 32969#L226 assume ~id2~0 != ~id5~0; 32970#L227 assume ~id3~0 != ~id4~0; 32989#L228 assume ~id3~0 != ~id5~0; 32990#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 33042#L199-1 init_#res#1 := init_~tmp~0#1; 32977#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 32978#L22 assume !(0 == assume_abort_if_not_~cond#1); 33009#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 33010#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 34084#L71 assume !(0 != ~mode1~0 % 256); 34082#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 34080#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 34078#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 34076#L100 assume !(0 != ~mode2~0 % 256); 34074#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 34072#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 34070#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 34068#L125 assume !(0 != ~mode3~0 % 256); 34064#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 34062#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 34060#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33891#L150 assume !(0 != ~mode4~0 % 256); 33881#L163 [2022-11-02 20:08:16,140 INFO L750 eck$LassoCheckResult]: Loop: 33881#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 33879#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 33877#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 33875#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 32944#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 33012#L178-1 ~mode5~0 := 0; 33026#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 33117#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 33113#L333 assume !(~r1~0 % 256 >= 5); 33108#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 33104#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 33100#L332-1 check_#res#1 := check_~tmp~1#1; 33096#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33092#L425 assume !(0 == assert_~arg#1 % 256); 33088#L420 assume { :end_inline_assert } true; 33084#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 33081#L71 assume 0 != ~mode1~0 % 256; 33071#L72 assume !(255 == ~r1~0 % 256); 33073#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 33074#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 33298#L78-1 ~mode1~0 := 0; 33556#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 33516#L100 assume !(0 != ~mode2~0 % 256); 33508#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 33502#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 33496#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 33488#L125 assume !(0 != ~mode3~0 % 256); 33483#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 33479#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 33476#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33422#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 33416#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 33146#L153-1 ~mode4~0 := 0; 33407#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 33404#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 33250#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 33243#L178-1 ~mode5~0 := 0; 33237#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 33233#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 33228#L333 assume !(~r1~0 % 256 >= 5); 33229#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 33844#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 33838#L332-1 check_#res#1 := check_~tmp~1#1; 33810#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 33808#L425 assume !(0 == assert_~arg#1 % 256); 33806#L420 assume { :end_inline_assert } true; 33804#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 33802#L71 assume !(0 != ~mode1~0 % 256); 33803#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 34091#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 34089#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 34065#L100 assume !(0 != ~mode2~0 % 256); 34063#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 34061#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 34059#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 33973#L125 assume !(0 != ~mode3~0 % 256); 33971#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 33969#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 33968#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 33884#L150 assume !(0 != ~mode4~0 % 256); 33881#L163 [2022-11-02 20:08:16,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,141 INFO L85 PathProgramCache]: Analyzing trace with hash 486401122, now seen corresponding path program 1 times [2022-11-02 20:08:16,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,141 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508333233] [2022-11-02 20:08:16,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:16,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,175 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:16,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1894910386, now seen corresponding path program 1 times [2022-11-02 20:08:16,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806480006] [2022-11-02 20:08:16,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:16,274 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:16,274 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:16,275 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806480006] [2022-11-02 20:08:16,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806480006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:16,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:16,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:16,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896311645] [2022-11-02 20:08:16,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:16,276 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:16,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:16,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:08:16,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-02 20:08:16,276 INFO L87 Difference]: Start difference. First operand 2307 states and 3017 transitions. cyclomatic complexity: 711 Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 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 20:08:16,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:16,299 INFO L93 Difference]: Finished difference Result 2335 states and 3029 transitions. [2022-11-02 20:08:16,299 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2335 states and 3029 transitions. [2022-11-02 20:08:16,310 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-11-02 20:08:16,320 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2335 states to 2335 states and 3029 transitions. [2022-11-02 20:08:16,320 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2335 [2022-11-02 20:08:16,322 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2335 [2022-11-02 20:08:16,322 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2335 states and 3029 transitions. [2022-11-02 20:08:16,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:16,326 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2335 states and 3029 transitions. [2022-11-02 20:08:16,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2335 states and 3029 transitions. [2022-11-02 20:08:16,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2335 to 2327. [2022-11-02 20:08:16,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 2327 states have (on average 1.2965191233347657) internal successors, (3017), 2326 states have internal predecessors, (3017), 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 20:08:16,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 3017 transitions. [2022-11-02 20:08:16,365 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-11-02 20:08:16,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:08:16,366 INFO L428 stractBuchiCegarLoop]: Abstraction has 2327 states and 3017 transitions. [2022-11-02 20:08:16,366 INFO L335 stractBuchiCegarLoop]: ======== Iteration 17 ============ [2022-11-02 20:08:16,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 3017 transitions. [2022-11-02 20:08:16,374 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-11-02 20:08:16,374 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:16,374 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:16,376 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,376 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,376 INFO L748 eck$LassoCheckResult]: Stem: 37685#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 37672#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 37673#L199 assume 0 == ~r1~0 % 256; 37666#L200 assume ~id1~0 >= 0; 37667#L201 assume 0 == ~st1~0; 37634#L202 assume ~send1~0 == ~id1~0; 37635#L203 assume 0 == ~mode1~0 % 256; 37652#L204 assume ~id2~0 >= 0; 37608#L205 assume 0 == ~st2~0; 37609#L206 assume ~send2~0 == ~id2~0; 37593#L207 assume 0 == ~mode2~0 % 256; 37594#L208 assume ~id3~0 >= 0; 37671#L209 assume 0 == ~st3~0; 37612#L210 assume ~send3~0 == ~id3~0; 37613#L211 assume 0 == ~mode3~0 % 256; 37597#L212 assume ~id4~0 >= 0; 37598#L213 assume 0 == ~st4~0; 37689#L214 assume ~send4~0 == ~id4~0; 37690#L215 assume 0 == ~mode4~0 % 256; 37670#L216 assume ~id5~0 >= 0; 37641#L217 assume 0 == ~st5~0; 37642#L218 assume ~send5~0 == ~id5~0; 37675#L219 assume 0 == ~mode5~0 % 256; 37693#L220 assume ~id1~0 != ~id2~0; 37630#L221 assume ~id1~0 != ~id3~0; 37627#L222 assume ~id1~0 != ~id4~0; 37628#L223 assume ~id1~0 != ~id5~0; 37621#L224 assume ~id2~0 != ~id3~0; 37622#L225 assume ~id2~0 != ~id4~0; 37618#L226 assume ~id2~0 != ~id5~0; 37619#L227 assume ~id3~0 != ~id4~0; 37636#L228 assume ~id3~0 != ~id5~0; 37637#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 37694#L199-1 init_#res#1 := init_~tmp~0#1; 37625#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 37626#L22 assume !(0 == assume_abort_if_not_~cond#1); 37654#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 37655#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38424#L71 assume !(0 != ~mode1~0 % 256); 38425#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 38841#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 38837#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38838#L100 assume !(0 != ~mode2~0 % 256); 38832#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 38833#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 38828#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 38829#L125 assume !(0 != ~mode3~0 % 256); 38748#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 38749#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 38742#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 38743#L150 assume !(0 != ~mode4~0 % 256); 38867#L163 assume !(~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0);node4_#t~ite7#1 := ~p4_new~0; 38865#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 38863#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38860#L175 assume !(0 != ~mode5~0 % 256); 38857#L188 [2022-11-02 20:08:16,376 INFO L750 eck$LassoCheckResult]: Loop: 38857#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 38333#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 38331#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 38329#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 38327#L333 assume !(~r1~0 % 256 >= 5); 38325#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 38322#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 38319#L332-1 check_#res#1 := check_~tmp~1#1; 38316#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 38313#L425 assume !(0 == assert_~arg#1 % 256); 38309#L420 assume { :end_inline_assert } true; 38306#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38301#L71 assume 0 != ~mode1~0 % 256; 38297#L72 assume !(255 == ~r1~0 % 256); 38293#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 38289#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 38282#L78-1 ~mode1~0 := 0; 38280#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38276#L100 assume !(0 != ~mode2~0 % 256); 38273#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 38271#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 38269#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 38266#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 38265#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 37998#L128-1 ~mode3~0 := 0; 38260#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 38256#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 38079#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 37938#L153-1 ~mode4~0 := 0; 38071#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38069#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 37970#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 37927#L178-1 ~mode5~0 := 0; 37905#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 37899#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 37892#L333 assume !(~r1~0 % 256 >= 5); 37893#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 38439#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 38437#L332-1 check_#res#1 := check_~tmp~1#1; 38435#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 38433#L425 assume !(0 == assert_~arg#1 % 256); 38431#L420 assume { :end_inline_assert } true; 38429#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 38426#L71 assume !(0 != ~mode1~0 % 256); 38427#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 38688#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 38685#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 38679#L100 assume !(0 != ~mode2~0 % 256); 38680#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 39480#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 39478#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 39477#L125 assume !(0 != ~mode3~0 % 256); 38723#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 39475#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 39473#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 39471#L150 assume !(0 != ~mode4~0 % 256); 39469#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 39468#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 39467#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 38859#L175 assume !(0 != ~mode5~0 % 256); 38857#L188 [2022-11-02 20:08:16,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,377 INFO L85 PathProgramCache]: Analyzing trace with hash -378464037, now seen corresponding path program 1 times [2022-11-02 20:08:16,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,377 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722520972] [2022-11-02 20:08:16,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:16,452 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 20:08:16,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:16,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722520972] [2022-11-02 20:08:16,453 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722520972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:16,453 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:16,453 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:08:16,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430056880] [2022-11-02 20:08:16,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:16,454 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-11-02 20:08:16,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,454 INFO L85 PathProgramCache]: Analyzing trace with hash -442427426, now seen corresponding path program 4 times [2022-11-02 20:08:16,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565633407] [2022-11-02 20:08:16,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:08:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:08:16,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:08:16,564 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565633407] [2022-11-02 20:08:16,564 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565633407] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:08:16,564 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:08:16,565 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-02 20:08:16,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829925288] [2022-11-02 20:08:16,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:08:16,565 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-02 20:08:16,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:08:16,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:08:16,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:08:16,566 INFO L87 Difference]: Start difference. First operand 2327 states and 3017 transitions. cyclomatic complexity: 692 Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:08:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:08:16,665 INFO L93 Difference]: Finished difference Result 2327 states and 2983 transitions. [2022-11-02 20:08:16,665 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2327 states and 2983 transitions. [2022-11-02 20:08:16,675 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-11-02 20:08:16,683 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-11-02 20:08:16,684 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 2327 [2022-11-02 20:08:16,686 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 2327 [2022-11-02 20:08:16,686 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2327 states and 2983 transitions. [2022-11-02 20:08:16,689 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-02 20:08:16,689 INFO L218 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-11-02 20:08:16,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2327 states and 2983 transitions. [2022-11-02 20:08:16,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2327 to 2327. [2022-11-02 20:08:16,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2327 states, 2327 states have (on average 1.2819080360979802) internal successors, (2983), 2326 states have internal predecessors, (2983), 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 20:08:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 2327 states and 2983 transitions. [2022-11-02 20:08:16,728 INFO L240 hiAutomatonCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-11-02 20:08:16,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:08:16,729 INFO L428 stractBuchiCegarLoop]: Abstraction has 2327 states and 2983 transitions. [2022-11-02 20:08:16,729 INFO L335 stractBuchiCegarLoop]: ======== Iteration 18 ============ [2022-11-02 20:08:16,729 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 2327 states and 2983 transitions. [2022-11-02 20:08:16,737 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2240 [2022-11-02 20:08:16,737 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:08:16,737 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:08:16,738 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,738 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:08:16,739 INFO L748 eck$LassoCheckResult]: Stem: 42353#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(32, 2);call #Ultimate.allocInit(12, 3);~nomsg~0 := -1;~r1~0 := 0;~p1~0 := 0;~p1_old~0 := 0;~p1_new~0 := 0;~id1~0 := 0;~st1~0 := 0;~send1~0 := 0;~mode1~0 := 0;~p2~0 := 0;~p2_old~0 := 0;~p2_new~0 := 0;~id2~0 := 0;~st2~0 := 0;~send2~0 := 0;~mode2~0 := 0;~p3~0 := 0;~p3_old~0 := 0;~p3_new~0 := 0;~id3~0 := 0;~st3~0 := 0;~send3~0 := 0;~mode3~0 := 0;~p4~0 := 0;~p4_old~0 := 0;~p4_new~0 := 0;~id4~0 := 0;~st4~0 := 0;~send4~0 := 0;~mode4~0 := 0;~p5~0 := 0;~p5_old~0 := 0;~p5_new~0 := 0;~id5~0 := 0;~st5~0 := 0;~send5~0 := 0;~mode5~0 := 0; 42341#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet9#1, main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~nondet13#1, main_#t~nondet14#1, main_#t~nondet15#1, main_#t~nondet16#1, main_#t~nondet17#1, main_#t~nondet18#1, main_#t~nondet19#1, main_#t~nondet20#1, main_#t~nondet21#1, main_#t~nondet22#1, main_#t~nondet23#1, main_#t~nondet24#1, main_#t~nondet25#1, main_#t~nondet26#1, main_#t~nondet27#1, main_#t~nondet28#1, main_#t~nondet29#1, main_#t~ret30#1, main_#t~ret31#1, main_~c1~0#1, main_~i2~0#1;havoc main_~c1~0#1;havoc main_~i2~0#1;main_~c1~0#1 := 0;~r1~0 := main_#t~nondet9#1;havoc main_#t~nondet9#1;~id1~0 := main_#t~nondet10#1;havoc main_#t~nondet10#1;~st1~0 := main_#t~nondet11#1;havoc main_#t~nondet11#1;~send1~0 := main_#t~nondet12#1;havoc main_#t~nondet12#1;~mode1~0 := main_#t~nondet13#1;havoc main_#t~nondet13#1;~id2~0 := main_#t~nondet14#1;havoc main_#t~nondet14#1;~st2~0 := main_#t~nondet15#1;havoc main_#t~nondet15#1;~send2~0 := main_#t~nondet16#1;havoc main_#t~nondet16#1;~mode2~0 := main_#t~nondet17#1;havoc main_#t~nondet17#1;~id3~0 := main_#t~nondet18#1;havoc main_#t~nondet18#1;~st3~0 := main_#t~nondet19#1;havoc main_#t~nondet19#1;~send3~0 := main_#t~nondet20#1;havoc main_#t~nondet20#1;~mode3~0 := main_#t~nondet21#1;havoc main_#t~nondet21#1;~id4~0 := main_#t~nondet22#1;havoc main_#t~nondet22#1;~st4~0 := main_#t~nondet23#1;havoc main_#t~nondet23#1;~send4~0 := main_#t~nondet24#1;havoc main_#t~nondet24#1;~mode4~0 := main_#t~nondet25#1;havoc main_#t~nondet25#1;~id5~0 := main_#t~nondet26#1;havoc main_#t~nondet26#1;~st5~0 := main_#t~nondet27#1;havoc main_#t~nondet27#1;~send5~0 := main_#t~nondet28#1;havoc main_#t~nondet28#1;~mode5~0 := main_#t~nondet29#1;havoc main_#t~nondet29#1;assume { :begin_inline_init } true;havoc init_#res#1;havoc init_~tmp~0#1;havoc init_~tmp~0#1; 42342#L199 assume 0 == ~r1~0 % 256; 42335#L200 assume ~id1~0 >= 0; 42336#L201 assume 0 == ~st1~0; 42305#L202 assume ~send1~0 == ~id1~0; 42306#L203 assume 0 == ~mode1~0 % 256; 42323#L204 assume ~id2~0 >= 0; 42277#L205 assume 0 == ~st2~0; 42278#L206 assume ~send2~0 == ~id2~0; 42263#L207 assume 0 == ~mode2~0 % 256; 42264#L208 assume ~id3~0 >= 0; 42340#L209 assume 0 == ~st3~0; 42283#L210 assume ~send3~0 == ~id3~0; 42284#L211 assume 0 == ~mode3~0 % 256; 42271#L212 assume ~id4~0 >= 0; 42272#L213 assume 0 == ~st4~0; 42358#L214 assume ~send4~0 == ~id4~0; 42359#L215 assume 0 == ~mode4~0 % 256; 42338#L216 assume ~id5~0 >= 0; 42312#L217 assume 0 == ~st5~0; 42313#L218 assume ~send5~0 == ~id5~0; 42343#L219 assume 0 == ~mode5~0 % 256; 42361#L220 assume ~id1~0 != ~id2~0; 42301#L221 assume ~id1~0 != ~id3~0; 42299#L222 assume ~id1~0 != ~id4~0; 42300#L223 assume ~id1~0 != ~id5~0; 42291#L224 assume ~id2~0 != ~id3~0; 42292#L225 assume ~id2~0 != ~id4~0; 42287#L226 assume ~id2~0 != ~id5~0; 42288#L227 assume ~id3~0 != ~id4~0; 42307#L228 assume ~id3~0 != ~id5~0; 42308#L229 assume ~id4~0 != ~id5~0;init_~tmp~0#1 := 1; 42363#L199-1 init_#res#1 := init_~tmp~0#1; 42295#L324 main_#t~ret30#1 := init_#res#1;assume { :end_inline_init } true;main_~i2~0#1 := main_#t~ret30#1;havoc main_#t~ret30#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; 42296#L22 assume !(0 == assume_abort_if_not_~cond#1); 42326#L21 assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main_~i2~0#1 := 0; 42327#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42402#L71 assume !(0 != ~mode1~0 % 256); 42398#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 42395#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 42396#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42644#L100 assume !(0 != ~mode2~0 % 256); 42643#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 42642#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 42641#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 42640#L125 assume !(0 != ~mode3~0 % 256); 42639#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 42638#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 42637#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 42635#L150 assume !(0 != ~mode4~0 % 256); 42636#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 42376#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 42374#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42375#L175 assume !(0 != ~mode5~0 % 256); 42762#L188 [2022-11-02 20:08:16,739 INFO L750 eck$LassoCheckResult]: Loop: 42762#L188 assume ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0;node5_#t~ite8#1 := ~send5~0; 42760#L188-2 ~p5_new~0 := (if node5_#t~ite8#1 % 256 <= 127 then node5_#t~ite8#1 % 256 else node5_#t~ite8#1 % 256 - 256);havoc node5_#t~ite8#1;~mode5~0 := 1; 42758#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42756#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 42754#L333 assume !(~r1~0 % 256 >= 5); 42749#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 42747#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 42745#L332-1 check_#res#1 := check_~tmp~1#1; 42743#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 42741#L425 assume !(0 == assert_~arg#1 % 256); 42739#L420 assume { :end_inline_assert } true; 42737#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42735#L71 assume 0 != ~mode1~0 % 256; 42732#L72 assume !(255 == ~r1~0 % 256); 42733#L72-2 ~r1~0 := 1 + ~r1~0 % 256;node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; 43012#L78 assume !(node1_~m1~0#1 != ~nomsg~0); 42727#L78-1 ~mode1~0 := 0; 42723#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42707#L100 assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; 42708#L103 assume !(node2_~m2~0#1 != ~nomsg~0); 42969#L103-1 ~mode2~0 := 0; 43500#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 43497#L125 assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; 43495#L128 assume !(node3_~m3~0#1 != ~nomsg~0); 42896#L128-1 ~mode3~0 := 0; 43490#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 43265#L150 assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; 42957#L153 assume !(node4_~m4~0#1 != ~nomsg~0); 42885#L153-1 ~mode4~0 := 0; 42951#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42950#L175 assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; 42867#L178 assume !(node5_~m5~0#1 != ~nomsg~0); 42861#L178-1 ~mode5~0 := 0; 42859#L175-2 assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; 42858#L332 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; 42855#L333 assume !(~r1~0 % 256 >= 5); 42853#L336 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; 42851#L337 assume ~r1~0 % 256 < 5;check_~tmp~1#1 := 1; 42849#L332-1 check_#res#1 := check_~tmp~1#1; 42847#L352 main_#t~ret31#1 := check_#res#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret31#1;havoc main_#t~ret31#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; 42845#L425 assume !(0 == assert_~arg#1 % 256); 42843#L420 assume { :end_inline_assert } true; 42841#L396-2 assume !false;assume { :begin_inline_node1 } true;havoc node1_#t~ite4#1, node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; 42837#L71 assume !(0 != ~mode1~0 % 256); 42835#L88 assume ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0;node1_#t~ite4#1 := ~send1~0; 42833#L88-2 ~p1_new~0 := (if node1_#t~ite4#1 % 256 <= 127 then node1_#t~ite4#1 % 256 else node1_#t~ite4#1 % 256 - 256);havoc node1_#t~ite4#1;~mode1~0 := 1; 42831#L71-2 assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_#t~ite5#1, node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; 42810#L100 assume !(0 != ~mode2~0 % 256); 42800#L113 assume ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0;node2_#t~ite5#1 := ~send2~0; 42796#L113-2 ~p2_new~0 := (if node2_#t~ite5#1 % 256 <= 127 then node2_#t~ite5#1 % 256 else node2_#t~ite5#1 % 256 - 256);havoc node2_#t~ite5#1;~mode2~0 := 1; 42792#L100-2 assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_#t~ite6#1, node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; 42788#L125 assume !(0 != ~mode3~0 % 256); 42782#L138 assume ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0;node3_#t~ite6#1 := ~send3~0; 42780#L138-2 ~p3_new~0 := (if node3_#t~ite6#1 % 256 <= 127 then node3_#t~ite6#1 % 256 else node3_#t~ite6#1 % 256 - 256);havoc node3_#t~ite6#1;~mode3~0 := 1; 42778#L125-2 assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_#t~ite7#1, node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; 42776#L150 assume !(0 != ~mode4~0 % 256); 42774#L163 assume ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0;node4_#t~ite7#1 := ~send4~0; 42772#L163-2 ~p4_new~0 := (if node4_#t~ite7#1 % 256 <= 127 then node4_#t~ite7#1 % 256 else node4_#t~ite7#1 % 256 - 256);havoc node4_#t~ite7#1;~mode4~0 := 1; 42770#L150-2 assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_#t~ite8#1, node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; 42766#L175 assume !(0 != ~mode5~0 % 256); 42762#L188 [2022-11-02 20:08:16,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,739 INFO L85 PathProgramCache]: Analyzing trace with hash -378523619, now seen corresponding path program 1 times [2022-11-02 20:08:16,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146011502] [2022-11-02 20:08:16,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,771 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:16,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1766476948, now seen corresponding path program 1 times [2022-11-02 20:08:16,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891929554] [2022-11-02 20:08:16,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,786 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:16,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,801 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:16,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:08:16,802 INFO L85 PathProgramCache]: Analyzing trace with hash 2108689072, now seen corresponding path program 1 times [2022-11-02 20:08:16,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:08:16,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039854201] [2022-11-02 20:08:16,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:08:16,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:08:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,851 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:08:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:08:16,911 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:08:19,788 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:08:19,789 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:08:19,789 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:08:19,789 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:08:19,789 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:08:19,789 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:08:19,789 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:08:19,789 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:08:19,789 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_lcr.5.ufo.UNBOUNDED.pals.c_Iteration18_Loop [2022-11-02 20:08:19,789 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:08:19,789 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:08:19,793 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 20:08:20,305 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 20:08:20,315 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 20:08:20,317 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 20:08:20,319 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 20:08:20,322 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 20:08:20,327 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 20:08:20,339 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:08:20,344 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 20:08:20,350 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 20:08:20,352 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:08:20,359 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 20:08:20,362 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 20:08:20,364 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:08:20,366 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 20:08:20,371 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 20:08:21,431 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2022-11-02 20:08:21,795 WARN L176 XnfTransformerHelper]: Simplifying disjunction of 7776 conjuctions. This might take some time... [2022-11-02 20:08:41,527 INFO L192 XnfTransformerHelper]: Simplified to disjunction of 7776 conjuctions.