./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loops/terminator_03-1.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 5e519f3a
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loops/terminator_03-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c6195aac4ed5fd870d8a0e9d86ce21873e1b6b73a142bab52cc3ba137a2f556f
--- Real Ultimate output ---
[0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset.
This is Ultimate 0.2.2-dev-5e519f3
[2022-11-02 20:44:40,141 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-11-02 20:44:40,145 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2022-11-02 20:44:40,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2022-11-02 20:44:40,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2022-11-02 20:44:40,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2022-11-02 20:44:40,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2022-11-02 20:44:40,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2022-11-02 20:44:40,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2022-11-02 20:44:40,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2022-11-02 20:44:40,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2022-11-02 20:44:40,199 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2022-11-02 20:44:40,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2022-11-02 20:44:40,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2022-11-02 20:44:40,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2022-11-02 20:44:40,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2022-11-02 20:44:40,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-11-02 20:44:40,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-11-02 20:44:40,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2022-11-02 20:44:40,212 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2022-11-02 20:44:40,214 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2022-11-02 20:44:40,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2022-11-02 20:44:40,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2022-11-02 20:44:40,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2022-11-02 20:44:40,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2022-11-02 20:44:40,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2022-11-02 20:44:40,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2022-11-02 20:44:40,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2022-11-02 20:44:40,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2022-11-02 20:44:40,229 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2022-11-02 20:44:40,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2022-11-02 20:44:40,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2022-11-02 20:44:40,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2022-11-02 20:44:40,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2022-11-02 20:44:40,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2022-11-02 20:44:40,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2022-11-02 20:44:40,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2022-11-02 20:44:40,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2022-11-02 20:44:40,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2022-11-02 20:44:40,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2022-11-02 20:44:40,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-11-02 20:44:40,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf
[2022-11-02 20:44:40,270 INFO L113 SettingsManager]: Loading preferences was successful
[2022-11-02 20:44:40,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-11-02 20:44:40,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-11-02 20:44:40,272 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-11-02 20:44:40,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-11-02 20:44:40,274 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-11-02 20:44:40,274 INFO L138 SettingsManager]: * Use SBE=true
[2022-11-02 20:44:40,274 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2022-11-02 20:44:40,275 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2022-11-02 20:44:40,275 INFO L138 SettingsManager]: * Use old map elimination=false
[2022-11-02 20:44:40,276 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2022-11-02 20:44:40,276 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2022-11-02 20:44:40,276 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2022-11-02 20:44:40,277 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-11-02 20:44:40,277 INFO L138 SettingsManager]: * sizeof long=4
[2022-11-02 20:44:40,278 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-11-02 20:44:40,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-11-02 20:44:40,278 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-11-02 20:44:40,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-11-02 20:44:40,279 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2022-11-02 20:44:40,279 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2022-11-02 20:44:40,280 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2022-11-02 20:44:40,280 INFO L138 SettingsManager]: * sizeof long double=12
[2022-11-02 20:44:40,280 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-11-02 20:44:40,281 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2022-11-02 20:44:40,281 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-11-02 20:44:40,282 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2022-11-02 20:44:40,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-11-02 20:44:40,282 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-11-02 20:44:40,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-11-02 20:44:40,283 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-11-02 20:44:40,285 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-11-02 20:44:40,285 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_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6195aac4ed5fd870d8a0e9d86ce21873e1b6b73a142bab52cc3ba137a2f556f
[2022-11-02 20:44:40,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-11-02 20:44:40,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-11-02 20:44:40,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-11-02 20:44:40,677 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-11-02 20:44:40,678 INFO L275 PluginConnector]: CDTParser initialized
[2022-11-02 20:44:40,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/loops/terminator_03-1.c
[2022-11-02 20:44:40,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/data/cdbeb9a07/6b50916f9a0d4e51a1fabd01e4e92ed0/FLAGf9adc8fde
[2022-11-02 20:44:41,400 INFO L306 CDTParser]: Found 1 translation units.
[2022-11-02 20:44:41,401 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/sv-benchmarks/c/loops/terminator_03-1.c
[2022-11-02 20:44:41,407 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/data/cdbeb9a07/6b50916f9a0d4e51a1fabd01e4e92ed0/FLAGf9adc8fde
[2022-11-02 20:44:41,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/data/cdbeb9a07/6b50916f9a0d4e51a1fabd01e4e92ed0
[2022-11-02 20:44:41,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-11-02 20:44:41,764 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2022-11-02 20:44:41,767 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-11-02 20:44:41,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-11-02 20:44:41,772 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-11-02 20:44:41,773 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:44:41" (1/1) ...
[2022-11-02 20:44:41,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e8ef20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:41, skipping insertion in model container
[2022-11-02 20:44:41,776 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:44:41" (1/1) ...
[2022-11-02 20:44:41,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-11-02 20:44:41,804 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-11-02 20:44:42,010 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/sv-benchmarks/c/loops/terminator_03-1.c[327,340]
[2022-11-02 20:44:42,022 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:44:42,039 INFO L203 MainTranslator]: Completed pre-run
[2022-11-02 20:44:42,054 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/sv-benchmarks/c/loops/terminator_03-1.c[327,340]
[2022-11-02 20:44:42,058 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-11-02 20:44:42,078 INFO L208 MainTranslator]: Completed translation
[2022-11-02 20:44:42,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42 WrapperNode
[2022-11-02 20:44:42,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-11-02 20:44:42,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-11-02 20:44:42,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-11-02 20:44:42,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-11-02 20:44:42,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,121 INFO L138 Inliner]: procedures = 13, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29
[2022-11-02 20:44:42,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-11-02 20:44:42,123 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-11-02 20:44:42,123 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-11-02 20:44:42,123 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-11-02 20:44:42,134 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,156 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,161 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-11-02 20:44:42,162 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-11-02 20:44:42,163 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-11-02 20:44:42,164 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-11-02 20:44:42,167 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (1/1) ...
[2022-11-02 20:44:42,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:42,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:44:42,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:44:42,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2022-11-02 20:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-11-02 20:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-11-02 20:44:42,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-11-02 20:44:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-11-02 20:44:42,331 INFO L235 CfgBuilder]: Building ICFG
[2022-11-02 20:44:42,334 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-11-02 20:44:42,528 INFO L276 CfgBuilder]: Performing block encoding
[2022-11-02 20:44:42,535 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-11-02 20:44:42,535 INFO L300 CfgBuilder]: Removed 1 assume(true) statements.
[2022-11-02 20:44:42,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:42 BoogieIcfgContainer
[2022-11-02 20:44:42,550 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-11-02 20:44:42,551 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2022-11-02 20:44:42,551 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2022-11-02 20:44:42,556 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2022-11-02 20:44:42,557 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:44:42,557 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:44:41" (1/3) ...
[2022-11-02 20:44:42,559 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5714ca1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:44:42, skipping insertion in model container
[2022-11-02 20:44:42,559 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:44:42,559 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:44:42" (2/3) ...
[2022-11-02 20:44:42,559 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5714ca1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:44:42, skipping insertion in model container
[2022-11-02 20:44:42,560 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-11-02 20:44:42,560 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:42" (3/3) ...
[2022-11-02 20:44:42,561 INFO L332 chiAutomizerObserver]: Analyzing ICFG terminator_03-1.c
[2022-11-02 20:44:42,634 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2022-11-02 20:44:42,634 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2022-11-02 20:44:42,634 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2022-11-02 20:44:42,635 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2022-11-02 20:44:42,635 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2022-11-02 20:44:42,635 INFO L308 stractBuchiCegarLoop]: Difference is false
[2022-11-02 20:44:42,635 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2022-11-02 20:44:42,636 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2022-11-02 20:44:42,648 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 20:44:42,674 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2022-11-02 20:44:42,675 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:44:42,675 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:44:42,691 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2022-11-02 20:44:42,691 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-11-02 20:44:42,691 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2022-11-02 20:44:42,692 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 20:44:42,694 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2022-11-02 20:44:42,695 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-11-02 20:44:42,695 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-11-02 20:44:42,696 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2022-11-02 20:44:42,696 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-11-02 20:44:42,705 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(18, 2);call #Ultimate.allocInit(12, 3); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet4#1;havoc main_#t~nondet4#1;main_~y~0#1 := main_#t~nondet5#1;havoc main_#t~nondet5#1; 3#L18true assume main_~y~0#1 > 0; 9#L20-2true
[2022-11-02 20:44:42,707 INFO L750 eck$LassoCheckResult]: Loop: 9#L20-2true assume !!(main_~x~0#1 < 100);main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 9#L20-2true
[2022-11-02 20:44:42,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:44:42,730 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times
[2022-11-02 20:44:42,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:44:42,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567621246]
[2022-11-02 20:44:42,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:44:42,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:44:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:42,889 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:44:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:42,945 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:44:42,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:44:42,949 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times
[2022-11-02 20:44:42,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:44:42,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980679251]
[2022-11-02 20:44:42,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:44:42,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:44:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:42,967 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:44:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:42,978 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:44:42,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:44:42,991 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times
[2022-11-02 20:44:42,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-11-02 20:44:42,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668823253]
[2022-11-02 20:44:42,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-11-02 20:44:42,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-11-02 20:44:43,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:43,007 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-11-02 20:44:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-11-02 20:44:43,035 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-11-02 20:44:43,395 INFO L210 LassoAnalysis]: Preferences:
[2022-11-02 20:44:43,396 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-11-02 20:44:43,397 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-11-02 20:44:43,397 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-11-02 20:44:43,397 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-11-02 20:44:43,397 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:43,398 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-11-02 20:44:43,398 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-11-02 20:44:43,398 INFO L133 ssoRankerPreferences]: Filename of dumped script: terminator_03-1.c_Iteration1_Lasso
[2022-11-02 20:44:43,398 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-11-02 20:44:43,399 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-11-02 20:44:43,425 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,472 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,477 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,481 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,540 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,545 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,580 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,584 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,589 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-11-02 20:44:43,792 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-11-02 20:44:43,798 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-11-02 20:44:43,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:43,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:44:43,803 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:44:43,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2022-11-02 20:44:43,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-11-02 20:44:43,836 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-11-02 20:44:43,837 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-11-02 20:44:43,837 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-11-02 20:44:43,837 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-11-02 20:44:43,847 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-11-02 20:44:43,848 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-11-02 20:44:43,864 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-11-02 20:44:43,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2022-11-02 20:44:43,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:43,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:44:43,918 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:44:43,926 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-11-02 20:44:43,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2022-11-02 20:44:43,943 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-11-02 20:44:43,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-11-02 20:44:43,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-11-02 20:44:43,943 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-11-02 20:44:43,948 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-11-02 20:44:43,948 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-11-02 20:44:43,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-11-02 20:44:44,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2022-11-02 20:44:44,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:44,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:44:44,012 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:44:44,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-11-02 20:44:44,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2022-11-02 20:44:44,038 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-11-02 20:44:44,038 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-11-02 20:44:44,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-11-02 20:44:44,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-11-02 20:44:44,050 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-11-02 20:44:44,052 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-11-02 20:44:44,069 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-11-02 20:44:44,086 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver.
[2022-11-02 20:44:44,086 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-11-02 20:44:44,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-11-02 20:44:44,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3
[2022-11-02 20:44:44,091 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-11-02 20:44:44,100 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-11-02 20:44:44,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2022-11-02 20:44:44,120 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2.
[2022-11-02 20:44:44,120 INFO L513 LassoAnalysis]: Proved termination.
[2022-11-02 20:44:44,121 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = 199*ULTIMATE.start_main_~y~0#1 - 2*ULTIMATE.start_main_~x~0#1
Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0]
[2022-11-02 20:44:44,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2022-11-02 20:44:44,185 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed
[2022-11-02 20:44:44,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-11-02 20:44:44,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:44:44,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 3 conjunts are in the unsatisfiable core
[2022-11-02 20:44:44,274 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-02 20:44:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-11-02 20:44:44,294 WARN L261 TraceCheckSpWp]: Trace formula consists of 6 conjuncts, 5 conjunts are in the unsatisfiable core
[2022-11-02 20:44:44,296 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-11-02 20:44:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-11-02 20:44:44,346 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-11-02 20:44:44,349 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 20:44:44,441 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 34 states and 40 transitions. Complement of second has 5 states.
[2022-11-02 20:44:44,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2022-11-02 20:44:44,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-11-02 20:44:44,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 28 transitions.
[2022-11-02 20:44:44,453 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 3 letters. Loop has 1 letters.
[2022-11-02 20:44:44,454 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-11-02 20:44:44,454 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 4 letters. Loop has 1 letters.
[2022-11-02 20:44:44,454 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-11-02 20:44:44,454 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 28 transitions. Stem has 3 letters. Loop has 2 letters.
[2022-11-02 20:44:44,455 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-11-02 20:44:44,456 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 34 states and 40 transitions.
[2022-11-02 20:44:44,459 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2022-11-02 20:44:44,462 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 34 states to 0 states and 0 transitions.
[2022-11-02 20:44:44,463 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2022-11-02 20:44:44,464 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2022-11-02 20:44:44,464 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2022-11-02 20:44:44,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-11-02 20:44:44,465 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-02 20:44:44,465 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-02 20:44:44,465 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-11-02 20:44:44,465 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2022-11-02 20:44:44,466 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2022-11-02 20:44:44,466 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2022-11-02 20:44:44,466 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2022-11-02 20:44:44,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:44:44 BoogieIcfgContainer
[2022-11-02 20:44:44,475 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2022-11-02 20:44:44,475 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2022-11-02 20:44:44,475 INFO L271 PluginConnector]: Initializing Witness Printer...
[2022-11-02 20:44:44,476 INFO L275 PluginConnector]: Witness Printer initialized
[2022-11-02 20:44:44,476 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:44:42" (3/4) ...
[2022-11-02 20:44:44,480 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2022-11-02 20:44:44,480 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2022-11-02 20:44:44,481 INFO L158 Benchmark]: Toolchain (without parser) took 2716.20ms. Allocated memory was 113.2MB in the beginning and 153.1MB in the end (delta: 39.8MB). Free memory was 85.8MB in the beginning and 101.1MB in the end (delta: -15.3MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,482 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:44:44,482 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.02ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 90.3MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,483 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.34ms. Allocated memory is still 113.2MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,484 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 87.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
[2022-11-02 20:44:44,484 INFO L158 Benchmark]: RCFGBuilder took 387.70ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 79.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,485 INFO L158 Benchmark]: BuchiAutomizer took 1923.59ms. Allocated memory was 113.2MB in the beginning and 153.1MB in the end (delta: 39.8MB). Free memory was 78.8MB in the beginning and 101.9MB in the end (delta: -23.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,486 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 153.1MB. Free memory was 101.9MB in the beginning and 101.1MB in the end (delta: 763.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2022-11-02 20:44:44,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.33ms. Allocated memory is still 113.2MB. Free memory is still 69.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 313.02ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 90.3MB in the end (delta: -4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 40.34ms. Allocated memory is still 113.2MB. Free memory was 90.3MB in the beginning and 89.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.36ms. Allocated memory is still 113.2MB. Free memory was 89.0MB in the beginning and 87.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 387.70ms. Allocated memory is still 113.2MB. Free memory was 87.8MB in the beginning and 79.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 1923.59ms. Allocated memory was 113.2MB in the beginning and 153.1MB in the end (delta: 39.8MB). Free memory was 78.8MB in the beginning and 101.9MB in the end (delta: -23.0MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB.
* Witness Printer took 4.62ms. Allocated memory is still 153.1MB. Free memory was 101.9MB in the beginning and 101.1MB in the end (delta: 763.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 199 * y + -2 * x and consists of 4 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 15 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital71 mio100 ax100 hnf100 lsp30 ukn63 mio100 lsp85 div100 bol100 ite100 ukn100 eq150 hnf94 smp100 dnf100 smp100 tf100 neg100 sie123 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 64ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Termination proven
Buchi Automizer proved that your program is terminating
RESULT: Ultimate proved your program to be correct!
[2022-11-02 20:44:44,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2022-11-02 20:44:44,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a59d335-986e-4d77-bebb-fc017b231bdb/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE