./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 7b2dab56
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC --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 b3b52432273b065c36af1709a21fac872e7b16ec
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.2.0-7b2dab5
[2021-10-11 00:23:14,735 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-10-11 00:23:14,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-11 00:23:14,774 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-11 00:23:14,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-11 00:23:14,776 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-11 00:23:14,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-11 00:23:14,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-11 00:23:14,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-11 00:23:14,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-11 00:23:14,786 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-10-11 00:23:14,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-11 00:23:14,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-11 00:23:14,790 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-11 00:23:14,792 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-11 00:23:14,793 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-11 00:23:14,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-11 00:23:14,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-11 00:23:14,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-11 00:23:14,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-11 00:23:14,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-11 00:23:14,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-11 00:23:14,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-10-11 00:23:14,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-11 00:23:14,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-11 00:23:14,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-11 00:23:14,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-11 00:23:14,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-11 00:23:14,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-11 00:23:14,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-11 00:23:14,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-11 00:23:14,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-11 00:23:14,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-11 00:23:14,820 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-11 00:23:14,821 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-11 00:23:14,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-11 00:23:14,823 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-11 00:23:14,823 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-11 00:23:14,823 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-11 00:23:14,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-11 00:23:14,825 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-10-11 00:23:14,826 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-32bit-Automizer_Default.epf
[2021-10-11 00:23:14,852 INFO L113 SettingsManager]: Loading preferences was successful
[2021-10-11 00:23:14,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-11 00:23:14,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-11 00:23:14,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-10-11 00:23:14,854 INFO L138 SettingsManager]: * Use SBE=true
[2021-10-11 00:23:14,855 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2021-10-11 00:23:14,855 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2021-10-11 00:23:14,855 INFO L138 SettingsManager]: * Use old map elimination=false
[2021-10-11 00:23:14,855 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2021-10-11 00:23:14,856 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2021-10-11 00:23:14,856 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2021-10-11 00:23:14,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-11 00:23:14,856 INFO L138 SettingsManager]: * sizeof long=4
[2021-10-11 00:23:14,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2021-10-11 00:23:14,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-10-11 00:23:14,857 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-10-11 00:23:14,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-10-11 00:23:14,858 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2021-10-11 00:23:14,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2021-10-11 00:23:14,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2021-10-11 00:23:14,858 INFO L138 SettingsManager]: * sizeof long double=12
[2021-10-11 00:23:14,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-10-11 00:23:14,859 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2021-10-11 00:23:14,859 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-10-11 00:23:14,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2021-10-11 00:23:14,860 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-11 00:23:14,860 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-10-11 00:23:14,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-11 00:23:14,860 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-10-11 00:23:14,861 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-10-11 00:23:14,862 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2021-10-11 00:23:14,862 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_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3b52432273b065c36af1709a21fac872e7b16ec
[2021-10-11 00:23:15,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-11 00:23:15,144 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-11 00:23:15,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-11 00:23:15,150 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-10-11 00:23:15,151 INFO L275 PluginConnector]: CDTParser initialized
[2021-10-11 00:23:15,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c
[2021-10-11 00:23:15,247 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/data/0a8656966/098b6b947b2a460ab920ddc45d12d803/FLAG475bdf85a
[2021-10-11 00:23:15,786 INFO L306 CDTParser]: Found 1 translation units.
[2021-10-11 00:23:15,787 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c
[2021-10-11 00:23:15,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/data/0a8656966/098b6b947b2a460ab920ddc45d12d803/FLAG475bdf85a
[2021-10-11 00:23:16,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/data/0a8656966/098b6b947b2a460ab920ddc45d12d803
[2021-10-11 00:23:16,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-11 00:23:16,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-11 00:23:16,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-11 00:23:16,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-11 00:23:16,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-11 00:23:16,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@262fe543 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16, skipping insertion in model container
[2021-10-11 00:23:16,114 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-10-11 00:23:16,191 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-10-11 00:23:16,583 WARN L226 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_99d211fb-d8d4-4129-bfe2-c5fe657a9877/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c[30998,31011]
[2021-10-11 00:23:16,584 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:23:16,602 INFO L203 MainTranslator]: Completed pre-run
[2021-10-11 00:23:16,701 WARN L226 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_99d211fb-d8d4-4129-bfe2-c5fe657a9877/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c[30998,31011]
[2021-10-11 00:23:16,702 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-10-11 00:23:16,728 INFO L208 MainTranslator]: Completed translation
[2021-10-11 00:23:16,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16 WrapperNode
[2021-10-11 00:23:16,728 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-11 00:23:16,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-11 00:23:16,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-11 00:23:16,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-11 00:23:16,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,757 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-11 00:23:16,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-11 00:23:16,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-11 00:23:16,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-10-11 00:23:16,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
[2021-10-11 00:23:16,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-11 00:23:16,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-11 00:23:16,896 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-10-11 00:23:16,896 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-10-11 00:23:16,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (1/1) ...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-11 00:23:17,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-11 00:23:17,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-11 00:23:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-11 00:23:18,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-11 00:23:18,311 INFO L299 CfgBuilder]: Removed 21 assume(true) statements.
[2021-10-11 00:23:18,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:18 BoogieIcfgContainer
[2021-10-11 00:23:18,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-11 00:23:18,327 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2021-10-11 00:23:18,328 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2021-10-11 00:23:18,331 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2021-10-11 00:23:18,332 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:23:18,333 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:23:16" (1/3) ...
[2021-10-11 00:23:18,334 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d9e1d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:23:18, skipping insertion in model container
[2021-10-11 00:23:18,334 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:23:18,335 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:23:16" (2/3) ...
[2021-10-11 00:23:18,335 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@d9e1d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:23:18, skipping insertion in model container
[2021-10-11 00:23:18,335 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2021-10-11 00:23:18,336 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:18" (3/3) ...
[2021-10-11 00:23:18,337 INFO L389 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c
[2021-10-11 00:23:18,385 INFO L359 BuchiCegarLoop]: Interprodecural is true
[2021-10-11 00:23:18,386 INFO L360 BuchiCegarLoop]: Hoare is false
[2021-10-11 00:23:18,386 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2021-10-11 00:23:18,386 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2021-10-11 00:23:18,386 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-10-11 00:23:18,387 INFO L364 BuchiCegarLoop]: Difference is false
[2021-10-11 00:23:18,387 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-10-11 00:23:18,387 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop========
[2021-10-11 00:23:18,414 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 323 states.
[2021-10-11 00:23:18,506 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 123
[2021-10-11 00:23:18,507 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:23:18,507 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:23:18,539 INFO L853 BuchiCegarLoop]: 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]
[2021-10-11 00:23:18,539 INFO L854 BuchiCegarLoop]: 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]
[2021-10-11 00:23:18,539 INFO L427 BuchiCegarLoop]: ======== Iteration 1============
[2021-10-11 00:23:18,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 323 states.
[2021-10-11 00:23:18,584 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 123
[2021-10-11 00:23:18,593 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:23:18,593 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:23:18,598 INFO L853 BuchiCegarLoop]: 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]
[2021-10-11 00:23:18,601 INFO L854 BuchiCegarLoop]: 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]
[2021-10-11 00:23:18,619 INFO L794 eck$LassoCheckResult]: Stem: 126#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(43);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0; 12#L-1true havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~ret63, main_#t~ret64, main_#t~post65, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet19;havoc main_#t~nondet19;~ep13~0 := main_#t~nondet20;havoc main_#t~nondet20;~ep14~0 := main_#t~nondet21;havoc main_#t~nondet21;~ep21~0 := main_#t~nondet22;havoc main_#t~nondet22;~ep23~0 := main_#t~nondet23;havoc main_#t~nondet23;~ep24~0 := main_#t~nondet24;havoc main_#t~nondet24;~ep31~0 := main_#t~nondet25;havoc main_#t~nondet25;~ep32~0 := main_#t~nondet26;havoc main_#t~nondet26;~ep34~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep41~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep42~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep43~0 := main_#t~nondet30;havoc main_#t~nondet30;~id1~0 := main_#t~nondet31;havoc main_#t~nondet31;~r1~0 := main_#t~nondet32;havoc main_#t~nondet32;~st1~0 := main_#t~nondet33;havoc main_#t~nondet33;~nl1~0 := main_#t~nondet34;havoc main_#t~nondet34;~m1~0 := main_#t~nondet35;havoc main_#t~nondet35;~max1~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode1~0 := main_#t~nondet37;havoc main_#t~nondet37;~newmax1~0 := main_#t~nondet38;havoc main_#t~nondet38;~id2~0 := main_#t~nondet39;havoc main_#t~nondet39;~r2~0 := main_#t~nondet40;havoc main_#t~nondet40;~st2~0 := main_#t~nondet41;havoc main_#t~nondet41;~nl2~0 := main_#t~nondet42;havoc main_#t~nondet42;~m2~0 := main_#t~nondet43;havoc main_#t~nondet43;~max2~0 := main_#t~nondet44;havoc main_#t~nondet44;~mode2~0 := main_#t~nondet45;havoc main_#t~nondet45;~newmax2~0 := main_#t~nondet46;havoc main_#t~nondet46;~id3~0 := main_#t~nondet47;havoc main_#t~nondet47;~r3~0 := main_#t~nondet48;havoc main_#t~nondet48;~st3~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl3~0 := main_#t~nondet50;havoc main_#t~nondet50;~m3~0 := main_#t~nondet51;havoc main_#t~nondet51;~max3~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode3~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax3~0 := main_#t~nondet54;havoc main_#t~nondet54;~id4~0 := main_#t~nondet55;havoc main_#t~nondet55;~r4~0 := main_#t~nondet56;havoc main_#t~nondet56;~st4~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl4~0 := main_#t~nondet58;havoc main_#t~nondet58;~m4~0 := main_#t~nondet59;havoc main_#t~nondet59;~max4~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode4~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax4~0 := main_#t~nondet62;havoc main_#t~nondet62;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r212~0, init_~tmp___2~0, init_~r232~0, init_~tmp___3~0, init_~r242~0, init_~tmp___4~0, init_~r312~0, init_~tmp___5~0, init_~r322~0, init_~tmp___6~0, init_~r342~0, init_~tmp___7~0, init_~r412~0, init_~tmp___8~0, init_~r422~0, init_~tmp___9~0, init_~r432~0, init_~tmp___10~0, init_~r123~0, init_~tmp___11~0, init_~r133~0, init_~tmp___12~0, init_~r143~0, init_~tmp___13~0, init_~r213~0, init_~tmp___14~0, init_~r233~0, init_~tmp___15~0, init_~r243~0, init_~tmp___16~0, init_~r313~0, init_~tmp___17~0, init_~r323~0, init_~tmp___18~0, init_~r343~0, init_~tmp___19~0, init_~r413~0, init_~tmp___20~0, init_~r423~0, init_~tmp___21~0, init_~r433~0, init_~tmp___22~0, init_~tmp___23~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r212~0;havoc init_~tmp___2~0;havoc init_~r232~0;havoc init_~tmp___3~0;havoc init_~r242~0;havoc init_~tmp___4~0;havoc init_~r312~0;havoc init_~tmp___5~0;havoc init_~r322~0;havoc init_~tmp___6~0;havoc init_~r342~0;havoc init_~tmp___7~0;havoc init_~r412~0;havoc init_~tmp___8~0;havoc init_~r422~0;havoc init_~tmp___9~0;havoc init_~r432~0;havoc init_~tmp___10~0;havoc init_~r123~0;havoc init_~tmp___11~0;havoc init_~r133~0;havoc init_~tmp___12~0;havoc init_~r143~0;havoc init_~tmp___13~0;havoc init_~r213~0;havoc init_~tmp___14~0;havoc init_~r233~0;havoc init_~tmp___15~0;havoc init_~r243~0;havoc init_~tmp___16~0;havoc init_~r313~0;havoc init_~tmp___17~0;havoc init_~r323~0;havoc init_~tmp___18~0;havoc init_~r343~0;havoc init_~tmp___19~0;havoc init_~r413~0;havoc init_~tmp___20~0;havoc init_~r423~0;havoc init_~tmp___21~0;havoc init_~r433~0;havoc init_~tmp___22~0;havoc init_~tmp___23~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0; 232#L441true assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 230#L452true init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 133#L462true assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 131#L473true init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 24#L483true assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 23#L494true init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 249#L504true assume 0 != init_~r211~0 % 256;init_~tmp___2~0 := 1; 248#L515true init_~r212~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 308#L525true assume 0 != init_~r231~0 % 256;init_~tmp___3~0 := 1; 307#L536true init_~r232~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 215#L546true assume 0 != init_~r241~0 % 256;init_~tmp___4~0 := 1; 214#L557true init_~r242~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 117#L567true assume 0 != init_~r311~0 % 256;init_~tmp___5~0 := 1; 116#L578true init_~r312~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 8#L588true assume 0 != init_~r321~0 % 256;init_~tmp___6~0 := 1; 6#L599true init_~r322~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 72#L609true assume 0 != init_~r341~0 % 256;init_~tmp___7~0 := 1; 71#L620true init_~r342~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 288#L630true assume 0 != init_~r411~0 % 256;init_~tmp___8~0 := 1; 287#L641true init_~r412~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 192#L651true assume 0 != init_~r421~0 % 256;init_~tmp___9~0 := 1; 191#L662true init_~r422~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 94#L672true assume 0 != init_~r431~0 % 256;init_~tmp___10~0 := 1; 93#L683true init_~r432~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 154#L693true assume 0 != init_~r122~0 % 256;init_~tmp___11~0 := 1; 152#L704true init_~r123~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 50#L714true assume 0 != init_~r132~0 % 256;init_~tmp___12~0 := 1; 49#L725true init_~r133~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 275#L735true assume 0 != init_~r142~0 % 256;init_~tmp___13~0 := 1; 274#L746true init_~r143~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 321#L756true assume 0 != init_~r212~0 % 256;init_~tmp___14~0 := 1; 179#L767true init_~r213~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 224#L777true assume 0 != init_~r232~0 % 256;init_~tmp___15~0 := 1; 223#L788true init_~r233~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 125#L798true assume 0 != init_~r242~0 % 256;init_~tmp___16~0 := 1; 124#L809true init_~r243~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 16#L819true assume 0 != init_~r312~0 % 256;init_~tmp___17~0 := 1; 14#L830true init_~r313~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 77#L840true assume 0 != init_~r322~0 % 256;init_~tmp___18~0 := 1; 76#L851true init_~r323~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 293#L861true assume 0 != init_~r342~0 % 256;init_~tmp___19~0 := 1; 292#L872true init_~r343~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 202#L882true assume 0 != init_~r412~0 % 256;init_~tmp___20~0 := 1; 200#L893true init_~r413~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 105#L903true assume 0 != init_~r422~0 % 256;init_~tmp___21~0 := 1; 104#L914true init_~r423~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 167#L924true assume 0 != init_~r432~0 % 256;init_~tmp___22~0 := 1; 165#L935true init_~r433~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 62#L945true assume !(~id1~0 != ~id2~0);init_~tmp___23~0 := 0; 65#L945-1true init_#res := init_~tmp___23~0; 196#L1130true main_#t~ret63 := init_#res;main_~i2~0 := main_#t~ret63;havoc main_#t~ret63;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 15#L21true assume !(0 == assume_abort_if_not_~cond); 52#L20true ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0 := 0; 153#L1271-2true
[2021-10-11 00:23:18,623 INFO L796 eck$LassoCheckResult]: Loop: 153#L1271-2true assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 32#L114true assume !(0 != ~mode1~0 % 256); 201#L150true assume !(~r1~0 < 3); 198#L150-1true ~mode1~0 := 1; 25#L114-2true havoc node2_#t~ite10, node2_#t~ite11, node2_#t~ite12, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 312#L178true assume !(0 != ~mode2~0 % 256); 161#L214true assume !(~r2~0 < 3); 156#L214-1true ~mode2~0 := 1; 306#L178-2true havoc node3_#t~ite13, node3_#t~ite14, node3_#t~ite15, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 121#L242true assume !(0 != ~mode3~0 % 256); 277#L278true assume !(~r3~0 < 3); 276#L278-1true ~mode3~0 := 1; 114#L242-2true havoc node4_#t~ite16, node4_#t~ite17, node4_#t~ite18, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 80#L306true assume !(0 != ~mode4~0 % 256); 235#L342true assume !(~r4~0 < 3); 238#L342-1true ~mode4~0 := 1; 87#L306-2true ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 38#L1138true assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1 := 0; 39#L1138-1true check_#res := check_~tmp~1; 226#L1190true main_#t~ret64 := check_#res;main_~c1~0 := main_#t~ret64;havoc main_#t~ret64;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 46#L1314true assume !(0 == assert_~arg % 256); 18#L1309true main_#t~post65 := main_~i2~0;main_~i2~0 := 1 + main_#t~post65;havoc main_#t~post65; 153#L1271-2true
[2021-10-11 00:23:18,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:18,640 INFO L82 PathProgramCache]: Analyzing trace with hash 2064134942, now seen corresponding path program 1 times
[2021-10-11 00:23:18,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:18,650 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139682245]
[2021-10-11 00:23:18,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:19,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:19,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139682245]
[2021-10-11 00:23:19,104 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:19,105 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-11 00:23:19,105 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853869281]
[2021-10-11 00:23:19,111 INFO L799 eck$LassoCheckResult]: stem already infeasible
[2021-10-11 00:23:19,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:19,115 INFO L82 PathProgramCache]: Analyzing trace with hash -340497803, now seen corresponding path program 1 times
[2021-10-11 00:23:19,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:19,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600382156]
[2021-10-11 00:23:19,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:19,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:19,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600382156]
[2021-10-11 00:23:19,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:19,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-11 00:23:19,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744273746]
[2021-10-11 00:23:19,261 INFO L811 eck$LassoCheckResult]: loop already infeasible
[2021-10-11 00:23:19,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-11 00:23:19,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-10-11 00:23:19,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-10-11 00:23:19,280 INFO L87 Difference]: Start difference. First operand 323 states. Second operand 5 states.
[2021-10-11 00:23:19,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-11 00:23:19,447 INFO L93 Difference]: Finished difference Result 327 states and 581 transitions.
[2021-10-11 00:23:19,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2021-10-11 00:23:19,449 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 327 states and 581 transitions.
[2021-10-11 00:23:19,460 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 122
[2021-10-11 00:23:19,469 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 327 states to 318 states and 564 transitions.
[2021-10-11 00:23:19,470 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 318
[2021-10-11 00:23:19,471 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 318
[2021-10-11 00:23:19,472 INFO L73 IsDeterministic]: Start isDeterministic. Operand 318 states and 564 transitions.
[2021-10-11 00:23:19,475 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:23:19,475 INFO L692 BuchiCegarLoop]: Abstraction has 318 states and 564 transitions.
[2021-10-11 00:23:19,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states and 564 transitions.
[2021-10-11 00:23:19,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 318.
[2021-10-11 00:23:19,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states.
[2021-10-11 00:23:19,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 564 transitions.
[2021-10-11 00:23:19,523 INFO L715 BuchiCegarLoop]: Abstraction has 318 states and 564 transitions.
[2021-10-11 00:23:19,523 INFO L595 BuchiCegarLoop]: Abstraction has 318 states and 564 transitions.
[2021-10-11 00:23:19,524 INFO L427 BuchiCegarLoop]: ======== Iteration 2============
[2021-10-11 00:23:19,524 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 318 states and 564 transitions.
[2021-10-11 00:23:19,528 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 122
[2021-10-11 00:23:19,528 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:23:19,528 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:23:19,531 INFO L853 BuchiCegarLoop]: 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]
[2021-10-11 00:23:19,531 INFO L854 BuchiCegarLoop]: 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, 1]
[2021-10-11 00:23:19,532 INFO L794 eck$LassoCheckResult]: Stem: 889#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(43);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0; 689#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~ret63, main_#t~ret64, main_#t~post65, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet19;havoc main_#t~nondet19;~ep13~0 := main_#t~nondet20;havoc main_#t~nondet20;~ep14~0 := main_#t~nondet21;havoc main_#t~nondet21;~ep21~0 := main_#t~nondet22;havoc main_#t~nondet22;~ep23~0 := main_#t~nondet23;havoc main_#t~nondet23;~ep24~0 := main_#t~nondet24;havoc main_#t~nondet24;~ep31~0 := main_#t~nondet25;havoc main_#t~nondet25;~ep32~0 := main_#t~nondet26;havoc main_#t~nondet26;~ep34~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep41~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep42~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep43~0 := main_#t~nondet30;havoc main_#t~nondet30;~id1~0 := main_#t~nondet31;havoc main_#t~nondet31;~r1~0 := main_#t~nondet32;havoc main_#t~nondet32;~st1~0 := main_#t~nondet33;havoc main_#t~nondet33;~nl1~0 := main_#t~nondet34;havoc main_#t~nondet34;~m1~0 := main_#t~nondet35;havoc main_#t~nondet35;~max1~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode1~0 := main_#t~nondet37;havoc main_#t~nondet37;~newmax1~0 := main_#t~nondet38;havoc main_#t~nondet38;~id2~0 := main_#t~nondet39;havoc main_#t~nondet39;~r2~0 := main_#t~nondet40;havoc main_#t~nondet40;~st2~0 := main_#t~nondet41;havoc main_#t~nondet41;~nl2~0 := main_#t~nondet42;havoc main_#t~nondet42;~m2~0 := main_#t~nondet43;havoc main_#t~nondet43;~max2~0 := main_#t~nondet44;havoc main_#t~nondet44;~mode2~0 := main_#t~nondet45;havoc main_#t~nondet45;~newmax2~0 := main_#t~nondet46;havoc main_#t~nondet46;~id3~0 := main_#t~nondet47;havoc main_#t~nondet47;~r3~0 := main_#t~nondet48;havoc main_#t~nondet48;~st3~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl3~0 := main_#t~nondet50;havoc main_#t~nondet50;~m3~0 := main_#t~nondet51;havoc main_#t~nondet51;~max3~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode3~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax3~0 := main_#t~nondet54;havoc main_#t~nondet54;~id4~0 := main_#t~nondet55;havoc main_#t~nondet55;~r4~0 := main_#t~nondet56;havoc main_#t~nondet56;~st4~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl4~0 := main_#t~nondet58;havoc main_#t~nondet58;~m4~0 := main_#t~nondet59;havoc main_#t~nondet59;~max4~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode4~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax4~0 := main_#t~nondet62;havoc main_#t~nondet62;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r212~0, init_~tmp___2~0, init_~r232~0, init_~tmp___3~0, init_~r242~0, init_~tmp___4~0, init_~r312~0, init_~tmp___5~0, init_~r322~0, init_~tmp___6~0, init_~r342~0, init_~tmp___7~0, init_~r412~0, init_~tmp___8~0, init_~r422~0, init_~tmp___9~0, init_~r432~0, init_~tmp___10~0, init_~r123~0, init_~tmp___11~0, init_~r133~0, init_~tmp___12~0, init_~r143~0, init_~tmp___13~0, init_~r213~0, init_~tmp___14~0, init_~r233~0, init_~tmp___15~0, init_~r243~0, init_~tmp___16~0, init_~r313~0, init_~tmp___17~0, init_~r323~0, init_~tmp___18~0, init_~r343~0, init_~tmp___19~0, init_~r413~0, init_~tmp___20~0, init_~r423~0, init_~tmp___21~0, init_~r433~0, init_~tmp___22~0, init_~tmp___23~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r212~0;havoc init_~tmp___2~0;havoc init_~r232~0;havoc init_~tmp___3~0;havoc init_~r242~0;havoc init_~tmp___4~0;havoc init_~r312~0;havoc init_~tmp___5~0;havoc init_~r322~0;havoc init_~tmp___6~0;havoc init_~r342~0;havoc init_~tmp___7~0;havoc init_~r412~0;havoc init_~tmp___8~0;havoc init_~r422~0;havoc init_~tmp___9~0;havoc init_~r432~0;havoc init_~tmp___10~0;havoc init_~r123~0;havoc init_~tmp___11~0;havoc init_~r133~0;havoc init_~tmp___12~0;havoc init_~r143~0;havoc init_~tmp___13~0;havoc init_~r213~0;havoc init_~tmp___14~0;havoc init_~r233~0;havoc init_~tmp___15~0;havoc init_~r243~0;havoc init_~tmp___16~0;havoc init_~r313~0;havoc init_~tmp___17~0;havoc init_~r323~0;havoc init_~tmp___18~0;havoc init_~r343~0;havoc init_~tmp___19~0;havoc init_~r413~0;havoc init_~tmp___20~0;havoc init_~r423~0;havoc init_~tmp___21~0;havoc init_~r433~0;havoc init_~tmp___22~0;havoc init_~tmp___23~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0; 690#L441 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 899#L452 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 895#L462 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 722#L473 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 713#L483 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 711#L494 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 712#L504 assume 0 != init_~r211~0 % 256;init_~tmp___2~0 := 1; 710#L515 init_~r212~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 971#L525 assume 0 != init_~r231~0 % 256;init_~tmp___3~0 := 1; 963#L536 init_~r232~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 961#L546 assume 0 != init_~r241~0 % 256;init_~tmp___4~0 := 1; 878#L557 init_~r242~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 876#L567 assume 0 != init_~r311~0 % 256;init_~tmp___5~0 := 1; 684#L578 init_~r312~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 681#L588 assume 0 != init_~r321~0 % 256;init_~tmp___6~0 := 1; 679#L599 init_~r322~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 680#L609 assume 0 != init_~r341~0 % 256;init_~tmp___7~0 := 1; 675#L620 init_~r342~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 804#L630 assume 0 != init_~r411~0 % 256;init_~tmp___8~0 := 1; 803#L641 init_~r412~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 949#L651 assume 0 != init_~r421~0 % 256;init_~tmp___9~0 := 1; 839#L662 init_~r422~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 837#L672 assume 0 != init_~r431~0 % 256;init_~tmp___10~0 := 1; 669#L683 init_~r432~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 836#L693 assume 0 != init_~r122~0 % 256;init_~tmp___11~0 := 1; 771#L704 init_~r123~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 768#L714 assume 0 != init_~r132~0 % 256;init_~tmp___12~0 := 1; 766#L725 init_~r133~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 767#L735 assume 0 != init_~r142~0 % 256;init_~tmp___13~0 := 1; 765#L746 init_~r143~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 981#L756 assume 0 != init_~r212~0 % 256;init_~tmp___14~0 := 1; 832#L767 init_~r213~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 933#L777 assume 0 != init_~r232~0 % 256;init_~tmp___15~0 := 1; 891#L788 init_~r233~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 885#L798 assume 0 != init_~r242~0 % 256;init_~tmp___16~0 := 1; 703#L809 init_~r243~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 697#L819 assume 0 != init_~r312~0 % 256;init_~tmp___17~0 := 1; 693#L830 init_~r313~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 694#L840 assume 0 != init_~r322~0 % 256;init_~tmp___18~0 := 1; 692#L851 init_~r323~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 812#L861 assume 0 != init_~r342~0 % 256;init_~tmp___19~0 := 1; 809#L872 init_~r343~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 955#L882 assume 0 != init_~r412~0 % 256;init_~tmp___20~0 := 1; 861#L893 init_~r413~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 856#L903 assume 0 != init_~r422~0 % 256;init_~tmp___21~0 := 1; 735#L914 init_~r423~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 855#L924 assume 0 != init_~r432~0 % 256;init_~tmp___22~0 := 1; 794#L935 init_~r433~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 791#L945 assume !(~id1~0 != ~id2~0);init_~tmp___23~0 := 0; 718#L945-1 init_#res := init_~tmp___23~0; 796#L1130 main_#t~ret63 := init_#res;main_~i2~0 := main_#t~ret63;havoc main_#t~ret63;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 695#L21 assume !(0 == assume_abort_if_not_~cond); 696#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0 := 0; 700#L1271-2
[2021-10-11 00:23:19,533 INFO L796 eck$LassoCheckResult]: Loop: 700#L1271-2 assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 731#L114 assume !(0 != ~mode1~0 % 256); 732#L150 assume !(~r1~0 < 3); 817#L150-1 ~mode1~0 := 1; 715#L114-2 havoc node2_#t~ite10, node2_#t~ite11, node2_#t~ite12, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 716#L178 assume !(0 != ~mode2~0 % 256); 917#L214 assume !(~r2~0 < 3); 864#L214-1 ~mode2~0 := 1; 916#L178-2 havoc node3_#t~ite13, node3_#t~ite14, node3_#t~ite15, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 880#L242 assume !(0 != ~mode3~0 % 256); 882#L278 assume !(~r3~0 < 3); 790#L278-1 ~mode3~0 := 1; 874#L242-2 havoc node4_#t~ite16, node4_#t~ite17, node4_#t~ite18, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 818#L306 assume !(0 != ~mode4~0 % 256); 820#L342 assume !(~r4~0 < 3); 925#L342-1 ~mode4~0 := 1; 827#L306-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 746#L1138 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 747#L1139 assume ~st1~0 + ~nl1~0 <= 1; 905#L1140 assume ~st2~0 + ~nl2~0 <= 1; 950#L1141 assume ~st3~0 + ~nl3~0 <= 1; 951#L1142 assume ~st4~0 + ~nl4~0 <= 1; 799#L1143 assume ~r1~0 >= 3; 800#L1147 assume ~r1~0 < 3; 841#L1152 assume ~r1~0 >= 3; 870#L1157 assume ~r1~0 < 3;check_~tmp~1 := 1; 748#L1138-1 check_#res := check_~tmp~1; 749#L1190 main_#t~ret64 := check_#res;main_~c1~0 := main_#t~ret64;havoc main_#t~ret64;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 760#L1314 assume !(0 == assert_~arg % 256); 699#L1309 main_#t~post65 := main_~i2~0;main_~i2~0 := 1 + main_#t~post65;havoc main_#t~post65; 700#L1271-2
[2021-10-11 00:23:19,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:19,533 INFO L82 PathProgramCache]: Analyzing trace with hash 2064134942, now seen corresponding path program 2 times
[2021-10-11 00:23:19,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:19,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994158688]
[2021-10-11 00:23:19,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:19,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994158688]
[2021-10-11 00:23:19,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:19,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-11 00:23:19,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993333612]
[2021-10-11 00:23:19,709 INFO L799 eck$LassoCheckResult]: stem already infeasible
[2021-10-11 00:23:19,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:19,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1528981060, now seen corresponding path program 1 times
[2021-10-11 00:23:19,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:19,710 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488798813]
[2021-10-11 00:23:19,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:19,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:19,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488798813]
[2021-10-11 00:23:19,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:19,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-10-11 00:23:19,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295719355]
[2021-10-11 00:23:19,736 INFO L811 eck$LassoCheckResult]: loop already infeasible
[2021-10-11 00:23:19,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-11 00:23:19,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-10-11 00:23:19,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-11 00:23:19,738 INFO L87 Difference]: Start difference. First operand 318 states and 564 transitions. cyclomatic complexity: 247 Second operand 3 states.
[2021-10-11 00:23:19,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-11 00:23:19,803 INFO L93 Difference]: Finished difference Result 415 states and 719 transitions.
[2021-10-11 00:23:19,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-10-11 00:23:19,804 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 415 states and 719 transitions.
[2021-10-11 00:23:19,812 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 219
[2021-10-11 00:23:19,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 415 states to 415 states and 719 transitions.
[2021-10-11 00:23:19,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 415
[2021-10-11 00:23:19,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 415
[2021-10-11 00:23:19,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 415 states and 719 transitions.
[2021-10-11 00:23:19,833 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:23:19,836 INFO L692 BuchiCegarLoop]: Abstraction has 415 states and 719 transitions.
[2021-10-11 00:23:19,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states and 719 transitions.
[2021-10-11 00:23:19,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 415.
[2021-10-11 00:23:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states.
[2021-10-11 00:23:19,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 719 transitions.
[2021-10-11 00:23:19,869 INFO L715 BuchiCegarLoop]: Abstraction has 415 states and 719 transitions.
[2021-10-11 00:23:19,869 INFO L595 BuchiCegarLoop]: Abstraction has 415 states and 719 transitions.
[2021-10-11 00:23:19,869 INFO L427 BuchiCegarLoop]: ======== Iteration 3============
[2021-10-11 00:23:19,869 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 415 states and 719 transitions.
[2021-10-11 00:23:19,875 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 219
[2021-10-11 00:23:19,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2021-10-11 00:23:19,875 INFO L119 BuchiIsEmpty]: Starting construction of run
[2021-10-11 00:23:19,881 INFO L853 BuchiCegarLoop]: 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]
[2021-10-11 00:23:19,882 INFO L854 BuchiCegarLoop]: 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, 1, 1, 1, 1, 1, 1]
[2021-10-11 00:23:19,882 INFO L794 eck$LassoCheckResult]: Stem: 1634#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(43);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);~nomsg~0 := -1;~p12~0 := 0;~p12_old~0 := 0;~p12_new~0 := 0;~ep12~0 := 0;~p13~0 := 0;~p13_old~0 := 0;~p13_new~0 := 0;~ep13~0 := 0;~p14~0 := 0;~p14_old~0 := 0;~p14_new~0 := 0;~ep14~0 := 0;~p21~0 := 0;~p21_old~0 := 0;~p21_new~0 := 0;~ep21~0 := 0;~p23~0 := 0;~p23_old~0 := 0;~p23_new~0 := 0;~ep23~0 := 0;~p24~0 := 0;~p24_old~0 := 0;~p24_new~0 := 0;~ep24~0 := 0;~p31~0 := 0;~p31_old~0 := 0;~p31_new~0 := 0;~ep31~0 := 0;~p32~0 := 0;~p32_old~0 := 0;~p32_new~0 := 0;~ep32~0 := 0;~p34~0 := 0;~p34_old~0 := 0;~p34_new~0 := 0;~ep34~0 := 0;~p41~0 := 0;~p41_old~0 := 0;~p41_new~0 := 0;~ep41~0 := 0;~p42~0 := 0;~p42_old~0 := 0;~p42_new~0 := 0;~ep42~0 := 0;~p43~0 := 0;~p43_old~0 := 0;~p43_new~0 := 0;~ep43~0 := 0;~id1~0 := 0;~r1~0 := 0;~st1~0 := 0;~nl1~0 := 0;~m1~0 := 0;~max1~0 := 0;~mode1~0 := 0;~newmax1~0 := 0;~id2~0 := 0;~r2~0 := 0;~st2~0 := 0;~nl2~0 := 0;~m2~0 := 0;~max2~0 := 0;~mode2~0 := 0;~newmax2~0 := 0;~id3~0 := 0;~r3~0 := 0;~st3~0 := 0;~nl3~0 := 0;~m3~0 := 0;~max3~0 := 0;~mode3~0 := 0;~newmax3~0 := 0;~id4~0 := 0;~r4~0 := 0;~st4~0 := 0;~nl4~0 := 0;~m4~0 := 0;~max4~0 := 0;~mode4~0 := 0;~newmax4~0 := 0; 1433#L-1 havoc main_#res;havoc main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~nondet43, main_#t~nondet44, main_#t~nondet45, main_#t~nondet46, main_#t~nondet47, main_#t~nondet48, main_#t~nondet49, main_#t~nondet50, main_#t~nondet51, main_#t~nondet52, main_#t~nondet53, main_#t~nondet54, main_#t~nondet55, main_#t~nondet56, main_#t~nondet57, main_#t~nondet58, main_#t~nondet59, main_#t~nondet60, main_#t~nondet61, main_#t~nondet62, main_#t~ret63, main_#t~ret64, main_#t~post65, main_~c1~0, main_~i2~0;havoc main_~c1~0;havoc main_~i2~0;main_~c1~0 := 0;~ep12~0 := main_#t~nondet19;havoc main_#t~nondet19;~ep13~0 := main_#t~nondet20;havoc main_#t~nondet20;~ep14~0 := main_#t~nondet21;havoc main_#t~nondet21;~ep21~0 := main_#t~nondet22;havoc main_#t~nondet22;~ep23~0 := main_#t~nondet23;havoc main_#t~nondet23;~ep24~0 := main_#t~nondet24;havoc main_#t~nondet24;~ep31~0 := main_#t~nondet25;havoc main_#t~nondet25;~ep32~0 := main_#t~nondet26;havoc main_#t~nondet26;~ep34~0 := main_#t~nondet27;havoc main_#t~nondet27;~ep41~0 := main_#t~nondet28;havoc main_#t~nondet28;~ep42~0 := main_#t~nondet29;havoc main_#t~nondet29;~ep43~0 := main_#t~nondet30;havoc main_#t~nondet30;~id1~0 := main_#t~nondet31;havoc main_#t~nondet31;~r1~0 := main_#t~nondet32;havoc main_#t~nondet32;~st1~0 := main_#t~nondet33;havoc main_#t~nondet33;~nl1~0 := main_#t~nondet34;havoc main_#t~nondet34;~m1~0 := main_#t~nondet35;havoc main_#t~nondet35;~max1~0 := main_#t~nondet36;havoc main_#t~nondet36;~mode1~0 := main_#t~nondet37;havoc main_#t~nondet37;~newmax1~0 := main_#t~nondet38;havoc main_#t~nondet38;~id2~0 := main_#t~nondet39;havoc main_#t~nondet39;~r2~0 := main_#t~nondet40;havoc main_#t~nondet40;~st2~0 := main_#t~nondet41;havoc main_#t~nondet41;~nl2~0 := main_#t~nondet42;havoc main_#t~nondet42;~m2~0 := main_#t~nondet43;havoc main_#t~nondet43;~max2~0 := main_#t~nondet44;havoc main_#t~nondet44;~mode2~0 := main_#t~nondet45;havoc main_#t~nondet45;~newmax2~0 := main_#t~nondet46;havoc main_#t~nondet46;~id3~0 := main_#t~nondet47;havoc main_#t~nondet47;~r3~0 := main_#t~nondet48;havoc main_#t~nondet48;~st3~0 := main_#t~nondet49;havoc main_#t~nondet49;~nl3~0 := main_#t~nondet50;havoc main_#t~nondet50;~m3~0 := main_#t~nondet51;havoc main_#t~nondet51;~max3~0 := main_#t~nondet52;havoc main_#t~nondet52;~mode3~0 := main_#t~nondet53;havoc main_#t~nondet53;~newmax3~0 := main_#t~nondet54;havoc main_#t~nondet54;~id4~0 := main_#t~nondet55;havoc main_#t~nondet55;~r4~0 := main_#t~nondet56;havoc main_#t~nondet56;~st4~0 := main_#t~nondet57;havoc main_#t~nondet57;~nl4~0 := main_#t~nondet58;havoc main_#t~nondet58;~m4~0 := main_#t~nondet59;havoc main_#t~nondet59;~max4~0 := main_#t~nondet60;havoc main_#t~nondet60;~mode4~0 := main_#t~nondet61;havoc main_#t~nondet61;~newmax4~0 := main_#t~nondet62;havoc main_#t~nondet62;havoc init_#res;havoc init_~r121~0, init_~r131~0, init_~r141~0, init_~r211~0, init_~r231~0, init_~r241~0, init_~r311~0, init_~r321~0, init_~r341~0, init_~r411~0, init_~r421~0, init_~r431~0, init_~r122~0, init_~tmp~0, init_~r132~0, init_~tmp___0~0, init_~r142~0, init_~tmp___1~0, init_~r212~0, init_~tmp___2~0, init_~r232~0, init_~tmp___3~0, init_~r242~0, init_~tmp___4~0, init_~r312~0, init_~tmp___5~0, init_~r322~0, init_~tmp___6~0, init_~r342~0, init_~tmp___7~0, init_~r412~0, init_~tmp___8~0, init_~r422~0, init_~tmp___9~0, init_~r432~0, init_~tmp___10~0, init_~r123~0, init_~tmp___11~0, init_~r133~0, init_~tmp___12~0, init_~r143~0, init_~tmp___13~0, init_~r213~0, init_~tmp___14~0, init_~r233~0, init_~tmp___15~0, init_~r243~0, init_~tmp___16~0, init_~r313~0, init_~tmp___17~0, init_~r323~0, init_~tmp___18~0, init_~r343~0, init_~tmp___19~0, init_~r413~0, init_~tmp___20~0, init_~r423~0, init_~tmp___21~0, init_~r433~0, init_~tmp___22~0, init_~tmp___23~0;havoc init_~r121~0;havoc init_~r131~0;havoc init_~r141~0;havoc init_~r211~0;havoc init_~r231~0;havoc init_~r241~0;havoc init_~r311~0;havoc init_~r321~0;havoc init_~r341~0;havoc init_~r411~0;havoc init_~r421~0;havoc init_~r431~0;havoc init_~r122~0;havoc init_~tmp~0;havoc init_~r132~0;havoc init_~tmp___0~0;havoc init_~r142~0;havoc init_~tmp___1~0;havoc init_~r212~0;havoc init_~tmp___2~0;havoc init_~r232~0;havoc init_~tmp___3~0;havoc init_~r242~0;havoc init_~tmp___4~0;havoc init_~r312~0;havoc init_~tmp___5~0;havoc init_~r322~0;havoc init_~tmp___6~0;havoc init_~r342~0;havoc init_~tmp___7~0;havoc init_~r412~0;havoc init_~tmp___8~0;havoc init_~r422~0;havoc init_~tmp___9~0;havoc init_~r432~0;havoc init_~tmp___10~0;havoc init_~r123~0;havoc init_~tmp___11~0;havoc init_~r133~0;havoc init_~tmp___12~0;havoc init_~r143~0;havoc init_~tmp___13~0;havoc init_~r213~0;havoc init_~tmp___14~0;havoc init_~r233~0;havoc init_~tmp___15~0;havoc init_~r243~0;havoc init_~tmp___16~0;havoc init_~r313~0;havoc init_~tmp___17~0;havoc init_~r323~0;havoc init_~tmp___18~0;havoc init_~r343~0;havoc init_~tmp___19~0;havoc init_~r413~0;havoc init_~tmp___20~0;havoc init_~r423~0;havoc init_~tmp___21~0;havoc init_~r433~0;havoc init_~tmp___22~0;havoc init_~tmp___23~0;init_~r121~0 := ~ep12~0;init_~r131~0 := ~ep13~0;init_~r141~0 := ~ep14~0;init_~r211~0 := ~ep21~0;init_~r231~0 := ~ep23~0;init_~r241~0 := ~ep24~0;init_~r311~0 := ~ep31~0;init_~r321~0 := ~ep32~0;init_~r341~0 := ~ep34~0;init_~r411~0 := ~ep41~0;init_~r421~0 := ~ep42~0;init_~r431~0 := ~ep43~0; 1434#L441 assume 0 != init_~r121~0 % 256;init_~tmp~0 := 1; 1642#L452 init_~r122~0 := (if 0 == init_~tmp~0 then 0 else 1); 1638#L462 assume 0 != init_~r131~0 % 256;init_~tmp___0~0 := 1; 1464#L473 init_~r132~0 := (if 0 == init_~tmp___0~0 then 0 else 1); 1457#L483 assume 0 != init_~r141~0 % 256;init_~tmp___1~0 := 1; 1453#L494 init_~r142~0 := (if 0 == init_~tmp___1~0 then 0 else 1); 1454#L504 assume 0 != init_~r211~0 % 256;init_~tmp___2~0 := 1; 1452#L515 init_~r212~0 := (if 0 == init_~tmp___2~0 then 0 else 1); 1721#L525 assume 0 != init_~r231~0 % 256;init_~tmp___3~0 := 1; 1708#L536 init_~r232~0 := (if 0 == init_~tmp___3~0 then 0 else 1); 1707#L546 assume 0 != init_~r241~0 % 256;init_~tmp___4~0 := 1; 1621#L557 init_~r242~0 := (if 0 == init_~tmp___4~0 then 0 else 1); 1618#L567 assume 0 != init_~r311~0 % 256;init_~tmp___5~0 := 1; 1426#L578 init_~r312~0 := (if 0 == init_~tmp___5~0 then 0 else 1); 1423#L588 assume 0 != init_~r321~0 % 256;init_~tmp___6~0 := 1; 1418#L599 init_~r322~0 := (if 0 == init_~tmp___6~0 then 0 else 1); 1419#L609 assume 0 != init_~r341~0 % 256;init_~tmp___7~0 := 1; 1417#L620 init_~r342~0 := (if 0 == init_~tmp___7~0 then 0 else 1); 1546#L630 assume 0 != init_~r411~0 % 256;init_~tmp___8~0 := 1; 1543#L641 init_~r412~0 := (if 0 == init_~tmp___8~0 then 0 else 1); 1694#L651 assume 0 != init_~r421~0 % 256;init_~tmp___9~0 := 1; 1582#L662 init_~r422~0 := (if 0 == init_~tmp___9~0 then 0 else 1); 1580#L672 assume 0 != init_~r431~0 % 256;init_~tmp___10~0 := 1; 1411#L683 init_~r432~0 := (if 0 == init_~tmp___10~0 then 0 else 1); 1579#L693 assume 0 != init_~r122~0 % 256;init_~tmp___11~0 := 1; 1513#L704 init_~r123~0 := (if 0 == init_~tmp___11~0 then 0 else 1); 1510#L714 assume 0 != init_~r132~0 % 256;init_~tmp___12~0 := 1; 1508#L725 init_~r133~0 := (if 0 == init_~tmp___12~0 then 0 else 1); 1509#L735 assume 0 != init_~r142~0 % 256;init_~tmp___13~0 := 1; 1507#L746 init_~r143~0 := (if 0 == init_~tmp___13~0 then 0 else 1); 1732#L756 assume 0 != init_~r212~0 % 256;init_~tmp___14~0 := 1; 1575#L767 init_~r213~0 := (if 0 == init_~tmp___14~0 then 0 else 1); 1678#L777 assume 0 != init_~r232~0 % 256;init_~tmp___15~0 := 1; 1631#L788 init_~r233~0 := (if 0 == init_~tmp___15~0 then 0 else 1); 1628#L798 assume 0 != init_~r242~0 % 256;init_~tmp___16~0 := 1; 1443#L809 init_~r243~0 := (if 0 == init_~tmp___16~0 then 0 else 1); 1439#L819 assume 0 != init_~r312~0 % 256;init_~tmp___17~0 := 1; 1435#L830 init_~r313~0 := (if 0 == init_~tmp___17~0 then 0 else 1); 1436#L840 assume 0 != init_~r322~0 % 256;init_~tmp___18~0 := 1; 1432#L851 init_~r323~0 := (if 0 == init_~tmp___18~0 then 0 else 1); 1554#L861 assume 0 != init_~r342~0 % 256;init_~tmp___19~0 := 1; 1551#L872 init_~r343~0 := (if 0 == init_~tmp___19~0 then 0 else 1); 1700#L882 assume 0 != init_~r412~0 % 256;init_~tmp___20~0 := 1; 1601#L893 init_~r413~0 := (if 0 == init_~tmp___20~0 then 0 else 1); 1599#L903 assume 0 != init_~r422~0 % 256;init_~tmp___21~0 := 1; 1477#L914 init_~r423~0 := (if 0 == init_~tmp___21~0 then 0 else 1); 1598#L924 assume 0 != init_~r432~0 % 256;init_~tmp___22~0 := 1; 1537#L935 init_~r433~0 := (if 0 == init_~tmp___22~0 then 0 else 1); 1531#L945 assume !(~id1~0 != ~id2~0);init_~tmp___23~0 := 0; 1460#L945-1 init_#res := init_~tmp___23~0; 1539#L1130 main_#t~ret63 := init_#res;main_~i2~0 := main_#t~ret63;havoc main_#t~ret63;assume_abort_if_not_#in~cond := main_~i2~0;havoc assume_abort_if_not_~cond;assume_abort_if_not_~cond := assume_abort_if_not_#in~cond; 1437#L21 assume !(0 == assume_abort_if_not_~cond); 1438#L20 ~p12_old~0 := ~nomsg~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~nomsg~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~nomsg~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~nomsg~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~nomsg~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~nomsg~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~nomsg~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~nomsg~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~nomsg~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~nomsg~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~nomsg~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~nomsg~0;~p43_new~0 := ~nomsg~0;main_~i2~0 := 0; 1515#L1271-2
[2021-10-11 00:23:19,883 INFO L796 eck$LassoCheckResult]: Loop: 1515#L1271-2 assume !!(main_~i2~0 < 8);havoc node1_#t~ite7, node1_#t~ite8, node1_#t~ite9, node1_~newmax~0;havoc node1_~newmax~0;node1_~newmax~0 := 0; 1742#L114 assume !(0 != ~mode1~0 % 256); 1741#L150 assume ~r1~0 < 3; 1736#L151 assume !(0 != ~ep12~0 % 256); 1447#L151-1 assume !(0 != ~ep13~0 % 256); 1472#L156 assume !(0 != ~ep14~0 % 256); 1559#L150-1 ~mode1~0 := 1; 1794#L114-2 havoc node2_#t~ite10, node2_#t~ite11, node2_#t~ite12, node2_~newmax~1;havoc node2_~newmax~1;node2_~newmax~1 := 0; 1792#L178 assume !(0 != ~mode2~0 % 256); 1790#L214 assume !(~r2~0 < 3); 1785#L214-1 ~mode2~0 := 1; 1783#L178-2 havoc node3_#t~ite13, node3_#t~ite14, node3_#t~ite15, node3_~newmax~2;havoc node3_~newmax~2;node3_~newmax~2 := 0; 1782#L242 assume !(0 != ~mode3~0 % 256); 1733#L278 assume !(~r3~0 < 3); 1535#L278-1 ~mode3~0 := 1; 1617#L242-2 havoc node4_#t~ite16, node4_#t~ite17, node4_#t~ite18, node4_~newmax~3;havoc node4_~newmax~3;node4_~newmax~3 := 0; 1560#L306 assume !(0 != ~mode4~0 % 256); 1562#L342 assume !(~r4~0 < 3); 1670#L342-1 ~mode4~0 := 1; 1570#L306-2 ~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p24_old~0 := ~p24_new~0;~p24_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;havoc check_#res;havoc check_~tmp~1;havoc check_~tmp~1; 1488#L1138 assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; 1489#L1139 assume ~st1~0 + ~nl1~0 <= 1; 1648#L1140 assume ~st2~0 + ~nl2~0 <= 1; 1695#L1141 assume ~st3~0 + ~nl3~0 <= 1; 1696#L1142 assume ~st4~0 + ~nl4~0 <= 1; 1747#L1143 assume !(~r1~0 >= 3); 1716#L1146 assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; 1717#L1147 assume ~r1~0 < 3; 1751#L1152 assume !(~r1~0 >= 3); 1615#L1156 assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0; 1616#L1157 assume ~r1~0 < 3;check_~tmp~1 := 1; 1746#L1138-1 check_#res := check_~tmp~1; 1745#L1190 main_#t~ret64 := check_#res;main_~c1~0 := main_#t~ret64;havoc main_#t~ret64;assert_#in~arg := (if 0 == main_~c1~0 then 0 else 1);havoc assert_~arg;assert_~arg := assert_#in~arg; 1744#L1314 assume !(0 == assert_~arg % 256); 1743#L1309 main_#t~post65 := main_~i2~0;main_~i2~0 := 1 + main_#t~post65;havoc main_#t~post65; 1515#L1271-2
[2021-10-11 00:23:19,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:19,884 INFO L82 PathProgramCache]: Analyzing trace with hash 2064134942, now seen corresponding path program 3 times
[2021-10-11 00:23:19,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:19,885 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826007089]
[2021-10-11 00:23:19,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:20,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:20,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826007089]
[2021-10-11 00:23:20,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-11 00:23:20,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-11 00:23:20,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457964571]
[2021-10-11 00:23:20,014 INFO L799 eck$LassoCheckResult]: stem already infeasible
[2021-10-11 00:23:20,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:20,015 INFO L82 PathProgramCache]: Analyzing trace with hash -110224707, now seen corresponding path program 1 times
[2021-10-11 00:23:20,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-11 00:23:20,016 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069170248]
[2021-10-11 00:23:20,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-11 00:23:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:23:20,044 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:23:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-11 00:23:20,065 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-11 00:23:20,102 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-11 00:23:20,709 WARN L197 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 153
[2021-10-11 00:23:21,286 WARN L197 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 147
[2021-10-11 00:23:21,299 INFO L210 LassoAnalysis]: Preferences:
[2021-10-11 00:23:21,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-10-11 00:23:21,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-10-11 00:23:21,301 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-10-11 00:23:21,302 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2021-10-11 00:23:21,302 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:21,302 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-10-11 00:23:21,302 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-10-11 00:23:21,302 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c_Iteration3_Loop
[2021-10-11 00:23:21,302 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-10-11 00:23:21,303 INFO L274 LassoAnalysis]: Starting lasso preprocessing...
[2021-10-11 00:23:21,334 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,343 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,346 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,351 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,378 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,381 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,390 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,398 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,401 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,414 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,503 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,506 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,514 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,518 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:21,905 WARN L197 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 86
[2021-10-11 00:23:22,204 WARN L197 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 86
[2021-10-11 00:23:22,245 INFO L292 LassoAnalysis]: Preprocessing complete.
[2021-10-11 00:23:22,246 INFO L404 LassoAnalysis]: Checking for nontermination...
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:22,261 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2021-10-11 00:23:22,261 INFO L160 nArgumentSynthesizer]: Using integer mode.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:22,294 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2021-10-11 00:23:22,294 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2021-10-11 00:23:22,406 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2021-10-11 00:23:22,408 INFO L210 LassoAnalysis]: Preferences:
[2021-10-11 00:23:22,408 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2021-10-11 00:23:22,408 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2021-10-11 00:23:22,408 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2021-10-11 00:23:22,408 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2021-10-11 00:23:22,408 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:22,408 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2021-10-11 00:23:22,408 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2021-10-11 00:23:22,408 INFO L133 ssoRankerPreferences]: Filename of dumped script: pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c_Iteration3_Loop
[2021-10-11 00:23:22,408 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2021-10-11 00:23:22,409 INFO L274 LassoAnalysis]: Starting lasso preprocessing...
[2021-10-11 00:23:22,413 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,424 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,427 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,429 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,434 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,439 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,442 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,498 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,525 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,529 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,535 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,540 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,545 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,556 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,570 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,585 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,588 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,594 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,596 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,602 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,605 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,607 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2021-10-11 00:23:22,851 WARN L197 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 86
[2021-10-11 00:23:23,220 WARN L197 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 86
[2021-10-11 00:23:23,330 INFO L292 LassoAnalysis]: Preprocessing complete.
[2021-10-11 00:23:23,335 INFO L489 LassoAnalysis]: Using template 'affine'.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,343 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,345 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,345 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,345 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,348 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,348 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,352 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,373 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,374 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,374 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,379 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,401 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,401 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,402 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,402 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,427 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,459 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,459 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,459 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,459 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,459 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,460 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,460 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,462 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,483 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,485 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,486 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,486 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,489 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,490 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,511 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,513 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,513 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,513 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,514 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,514 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,522 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,544 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,545 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,545 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,545 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,547 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,567 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,568 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,568 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,568 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,568 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,568 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,569 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,569 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,583 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,606 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,606 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,606 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,606 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,631 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,655 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,655 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,655 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,655 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,655 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,655 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,656 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,657 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,681 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,681 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,681 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,681 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,725 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,725 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,725 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,725 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,725 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,725 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,726 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,727 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,749 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,750 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,750 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,750 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,750 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,750 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,751 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,754 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,778 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,779 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,779 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,779 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,779 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,798 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,845 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,846 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,846 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,846 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,846 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,847 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,847 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,847 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,859 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,881 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,882 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,883 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,883 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,883 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,883 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,883 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,883 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,884 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings:
Termination analysis: LINEAR_WITH_GUESSES
Number of strict supporting invariants: 0
Number of non-strict supporting invariants: 1
Consider only non-deceasing supporting invariants: true
Simplify termination arguments: true
Simplify supporting invariants: trueOverapproximate stem: false
[2021-10-11 00:23:23,908 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2021-10-11 00:23:23,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2021-10-11 00:23:23,908 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2021-10-11 00:23:23,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2021-10-11 00:23:23,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2021-10-11 00:23:23,909 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2021-10-11 00:23:23,909 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2021-10-11 00:23:23,911 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2021-10-11 00:23:23,933 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2021-10-11 00:23:23,933 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero.
No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99d211fb-d8d4-4129-bfe2-c5fe657a9877/bin/uautomizer-Z5i5R5N3CC/z3
Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2021-10-11 00:23:23,942 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2021-10-11 00:23:23,942 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2021-10-11 00:23:23,942 INFO L510 LassoAnalysis]: Proved termination.
[2021-10-11 00:23:23,943 INFO L512 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_main_~i2~0) = -2*ULTIMATE.start_main_~i2~0 + 15
Supporting invariants []
Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2021-10-11 00:23:23,963 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2021-10-11 00:23:23,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-10-11 00:23:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:24,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 2 conjunts are in the unsatisfiable core
[2021-10-11 00:23:24,141 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:23:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-11 00:23:24,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 4 conjunts are in the unsatisfiable core
[2021-10-11 00:23:24,297 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-10-11 00:23:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-11 00:23:24,378 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates
[2021-10-11 00:23:24,378 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 415 states and 719 transitions. cyclomatic complexity: 305 Second operand 3 states.
[2021-10-11 00:23:24,459 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 415 states and 719 transitions. cyclomatic complexity: 305. Second operand 3 states. Result 633 states and 1076 transitions. Complement of second has 4 states.
[2021-10-11 00:23:24,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2021-10-11 00:23:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2021-10-11 00:23:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 564 transitions.
[2021-10-11 00:23:24,463 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 564 transitions. Stem has 55 letters. Loop has 35 letters.
[2021-10-11 00:23:24,465 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:23:24,465 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 564 transitions. Stem has 90 letters. Loop has 35 letters.
[2021-10-11 00:23:24,467 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:23:24,467 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 564 transitions. Stem has 55 letters. Loop has 70 letters.
[2021-10-11 00:23:24,469 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2021-10-11 00:23:24,469 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 633 states and 1076 transitions.
[2021-10-11 00:23:24,479 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:23:24,479 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 633 states to 0 states and 0 transitions.
[2021-10-11 00:23:24,479 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2021-10-11 00:23:24,479 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2021-10-11 00:23:24,480 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2021-10-11 00:23:24,480 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:23:24,480 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:23:24,480 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:23:24,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-11 00:23:24,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-10-11 00:23:24,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2021-10-11 00:23:24,492 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 5 states.
[2021-10-11 00:23:24,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-11 00:23:24,492 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions.
[2021-10-11 00:23:24,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2021-10-11 00:23:24,492 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions.
[2021-10-11 00:23:24,492 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:23:24,493 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions.
[2021-10-11 00:23:24,493 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2021-10-11 00:23:24,493 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2021-10-11 00:23:24,493 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2021-10-11 00:23:24,493 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2021-10-11 00:23:24,493 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:23:24,493 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:23:24,493 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-10-11 00:23:24,493 INFO L427 BuchiCegarLoop]: ======== Iteration 4============
[2021-10-11 00:23:24,494 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2021-10-11 00:23:24,494 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2021-10-11 00:23:24,494 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2021-10-11 00:23:24,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:23:24 BoogieIcfgContainer
[2021-10-11 00:23:24,500 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2021-10-11 00:23:24,500 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-11 00:23:24,500 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-10-11 00:23:24,500 INFO L275 PluginConnector]: Witness Printer initialized
[2021-10-11 00:23:24,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:23:18" (3/4) ...
[2021-10-11 00:23:24,507 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2021-10-11 00:23:24,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-11 00:23:24,511 INFO L168 Benchmark]: Toolchain (without parser) took 8411.55 ms. Allocated memory was 88.1 MB in the beginning and 270.5 MB in the end (delta: 182.5 MB). Free memory was 51.8 MB in the beginning and 207.4 MB in the end (delta: -155.7 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,511 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 26.1 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,512 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.82 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 51.6 MB in the beginning and 78.9 MB in the end (delta: -27.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,512 INFO L168 Benchmark]: Boogie Procedure Inliner took 97.06 ms. Allocated memory is still 115.3 MB. Free memory was 78.9 MB in the beginning and 74.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,517 INFO L168 Benchmark]: Boogie Preprocessor took 67.80 ms. Allocated memory is still 115.3 MB. Free memory was 74.1 MB in the beginning and 69.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,517 INFO L168 Benchmark]: RCFGBuilder took 1418.43 ms. Allocated memory was 115.3 MB in the beginning and 163.6 MB in the end (delta: 48.2 MB). Free memory was 69.9 MB in the beginning and 127.0 MB in the end (delta: -57.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,519 INFO L168 Benchmark]: BuchiAutomizer took 6172.29 ms. Allocated memory was 163.6 MB in the beginning and 270.5 MB in the end (delta: 107.0 MB). Free memory was 127.0 MB in the beginning and 208.5 MB in the end (delta: -81.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,520 INFO L168 Benchmark]: Witness Printer took 7.43 ms. Allocated memory is still 270.5 MB. Free memory was 208.5 MB in the beginning and 207.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-11 00:23:24,528 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory was 60.9 MB in the beginning and 60.9 MB in the end (delta: 26.1 kB). There was no memory consumed. Max. memory is 16.1 GB.
* CACSL2BoogieTranslator took 623.82 ms. Allocated memory was 88.1 MB in the beginning and 115.3 MB in the end (delta: 27.3 MB). Free memory was 51.6 MB in the beginning and 78.9 MB in the end (delta: -27.3 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB.
* Boogie Procedure Inliner took 97.06 ms. Allocated memory is still 115.3 MB. Free memory was 78.9 MB in the beginning and 74.1 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
* Boogie Preprocessor took 67.80 ms. Allocated memory is still 115.3 MB. Free memory was 74.1 MB in the beginning and 69.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
* RCFGBuilder took 1418.43 ms. Allocated memory was 115.3 MB in the beginning and 163.6 MB in the end (delta: 48.2 MB). Free memory was 69.9 MB in the beginning and 127.0 MB in the end (delta: -57.2 MB). Peak memory consumption was 36.0 MB. Max. memory is 16.1 GB.
* BuchiAutomizer took 6172.29 ms. Allocated memory was 163.6 MB in the beginning and 270.5 MB in the end (delta: 107.0 MB). Free memory was 127.0 MB in the beginning and 208.5 MB in the end (delta: -81.4 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB.
* Witness Printer took 7.43 ms. Allocated memory is still 270.5 MB. Free memory was 208.5 MB in the beginning and 207.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 4 terminating modules (3 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * i2 + 15 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 6.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 4.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.6s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 415 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 1700 SDtfs, 704 SDslu, 2457 SDs, 0 SdLazy, 35 SolverSat, 19 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI2 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital202 mio100 ax100 hnf100 lsp36 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq229 hnf85 smp100 dnf100 smp100 tf101 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 15ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s
- TerminationAnalysisResult: Termination proven
Buchi Automizer proved that your program is terminating
RESULT: Ultimate proved your program to be correct!
Received shutdown request...