./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.03-no-inv_assume.c --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version cf1a7837
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_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.03-no-inv_assume.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f77ac7021b9516a822c02fb2f9337d0a1ab6f10aeb906e4a3e0cf008997a431e
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-cf1a783
[2023-11-12 02:11:09,960 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-12 02:11:10,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Termination-64bit-Automizer_Default.epf
[2023-11-12 02:11:10,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-12 02:11:10,124 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-12 02:11:10,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-12 02:11:10,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-12 02:11:10,175 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-12 02:11:10,177 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-12 02:11:10,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-12 02:11:10,184 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-12 02:11:10,185 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-12 02:11:10,185 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-12 02:11:10,188 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-12 02:11:10,189 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-12 02:11:10,189 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-12 02:11:10,190 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-12 02:11:10,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-12 02:11:10,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-12 02:11:10,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-12 02:11:10,193 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-12 02:11:10,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-12 02:11:10,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-12 02:11:10,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-12 02:11:10,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-12 02:11:10,196 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-12 02:11:10,197 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-12 02:11:10,197 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-12 02:11:10,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-12 02:11:10,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-12 02:11:10,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-12 02:11:10,201 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-12 02:11:10,202 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-12 02:11:10,202 INFO L153 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_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f77ac7021b9516a822c02fb2f9337d0a1ab6f10aeb906e4a3e0cf008997a431e
[2023-11-12 02:11:10,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-12 02:11:10,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-12 02:11:10,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-12 02:11:10,669 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-12 02:11:10,669 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-12 02:11:10,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/termination-restricted-15/b.03-no-inv_assume.c
[2023-11-12 02:11:13,800 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-12 02:11:14,079 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-12 02:11:14,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/sv-benchmarks/c/termination-restricted-15/b.03-no-inv_assume.c
[2023-11-12 02:11:14,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/data/81c91a01b/92081b8d27cb4824ab0b0110486859d6/FLAG01151642a
[2023-11-12 02:11:14,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/data/81c91a01b/92081b8d27cb4824ab0b0110486859d6
[2023-11-12 02:11:14,115 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-12 02:11:14,117 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-12 02:11:14,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-12 02:11:14,122 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-12 02:11:14,127 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-12 02:11:14,128 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710084c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14, skipping insertion in model container
[2023-11-12 02:11:14,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,154 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-12 02:11:14,333 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-12 02:11:14,340 INFO L202 MainTranslator]: Completed pre-run
[2023-11-12 02:11:14,355 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-12 02:11:14,371 INFO L206 MainTranslator]: Completed translation
[2023-11-12 02:11:14,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14 WrapperNode
[2023-11-12 02:11:14,372 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-12 02:11:14,374 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-12 02:11:14,374 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-12 02:11:14,374 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-12 02:11:14,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,389 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,409 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18
[2023-11-12 02:11:14,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-12 02:11:14,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-12 02:11:14,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-12 02:11:14,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-12 02:11:14,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,425 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-12 02:11:14,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-12 02:11:14,435 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-12 02:11:14,435 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-12 02:11:14,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (1/1) ...
[2023-11-12 02:11:14,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:14,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:14,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:14,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-12 02:11:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-12 02:11:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-12 02:11:14,628 INFO L236 CfgBuilder]: Building ICFG
[2023-11-12 02:11:14,631 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-12 02:11:14,721 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-12 02:11:14,729 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-12 02:11:14,729 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-12 02:11:14,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:14 BoogieIcfgContainer
[2023-11-12 02:11:14,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-12 02:11:14,733 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-12 02:11:14,734 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-12 02:11:14,739 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-12 02:11:14,740 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-12 02:11:14,740 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 12.11 02:11:14" (1/3) ...
[2023-11-12 02:11:14,742 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a6ba9ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:14, skipping insertion in model container
[2023-11-12 02:11:14,742 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-12 02:11:14,743 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:14" (2/3) ...
[2023-11-12 02:11:14,743 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6a6ba9ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 12.11 02:11:14, skipping insertion in model container
[2023-11-12 02:11:14,743 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-12 02:11:14,744 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:14" (3/3) ...
[2023-11-12 02:11:14,746 INFO L332 chiAutomizerObserver]: Analyzing ICFG b.03-no-inv_assume.c
[2023-11-12 02:11:14,818 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-12 02:11:14,819 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-12 02:11:14,819 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-12 02:11:14,819 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-12 02:11:14,819 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-12 02:11:14,820 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-12 02:11:14,820 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-12 02:11:14,820 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-12 02:11:14,826 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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)
[2023-11-12 02:11:14,847 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2023-11-12 02:11:14,848 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-12 02:11:14,848 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-12 02:11:14,864 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2023-11-12 02:11:14,864 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2023-11-12 02:11:14,865 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-12 02:11:14,865 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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)
[2023-11-12 02:11:14,867 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1
[2023-11-12 02:11:14,867 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-12 02:11:14,867 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-12 02:11:14,868 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2023-11-12 02:11:14,868 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2023-11-12 02:11:14,878 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L9true assume main_~x~0#1 > 0; 4#L10-2true
[2023-11-12 02:11:14,878 INFO L750 eck$LassoCheckResult]: Loop: 4#L10-2true assume !!(main_~x~0#1 > main_~y~0#1 && main_~y~0#1 <= 2147483647 - main_~x~0#1);main_~y~0#1 := main_~y~0#1 + main_~x~0#1; 4#L10-2true
[2023-11-12 02:11:14,885 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-12 02:11:14,886 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times
[2023-11-12 02:11:14,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-12 02:11:14,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91920736]
[2023-11-12 02:11:14,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-12 02:11:14,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-12 02:11:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-12 02:11:15,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,036 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-12 02:11:15,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-12 02:11:15,041 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times
[2023-11-12 02:11:15,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-12 02:11:15,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921711570]
[2023-11-12 02:11:15,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-12 02:11:15,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-12 02:11:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,061 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-12 02:11:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,071 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-12 02:11:15,073 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-12 02:11:15,074 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times
[2023-11-12 02:11:15,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-12 02:11:15,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547814309]
[2023-11-12 02:11:15,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-12 02:11:15,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-12 02:11:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-12 02:11:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-12 02:11:15,092 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-12 02:11:15,199 INFO L210 LassoAnalysis]: Preferences:
[2023-11-12 02:11:15,200 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2023-11-12 02:11:15,200 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-12 02:11:15,200 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2023-11-12 02:11:15,201 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2023-11-12 02:11:15,201 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,201 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-12 02:11:15,201 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2023-11-12 02:11:15,202 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03-no-inv_assume.c_Iteration1_Lasso
[2023-11-12 02:11:15,202 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-12 02:11:15,202 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2023-11-12 02:11:15,229 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,246 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,265 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,270 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,274 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,280 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,372 INFO L294 LassoAnalysis]: Preprocessing complete.
[2023-11-12 02:11:15,373 INFO L404 LassoAnalysis]: Checking for nontermination...
[2023-11-12 02:11:15,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,384 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,390 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2023-11-12 02:11:15,390 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2023-11-12 02:11:15,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,421 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2023-11-12 02:11:15,421 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2023-11-12 02:11:15,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2023-11-12 02:11:15,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,429 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2023-11-12 02:11:15,438 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2023-11-12 02:11:15,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2023-11-12 02:11:15,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,471 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,481 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2023-11-12 02:11:15,482 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2023-11-12 02:11:15,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,525 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2023-11-12 02:11:15,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0
[2023-11-12 02:11:15,535 INFO L210 LassoAnalysis]: Preferences:
[2023-11-12 02:11:15,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2023-11-12 02:11:15,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-12 02:11:15,536 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2023-11-12 02:11:15,536 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2023-11-12 02:11:15,536 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,536 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-12 02:11:15,536 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2023-11-12 02:11:15,537 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.03-no-inv_assume.c_Iteration1_Lasso
[2023-11-12 02:11:15,537 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-12 02:11:15,537 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2023-11-12 02:11:15,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,557 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,583 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,605 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,608 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,612 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-12 02:11:15,698 INFO L294 LassoAnalysis]: Preprocessing complete.
[2023-11-12 02:11:15,704 INFO L490 LassoAnalysis]: Using template 'affine'.
[2023-11-12 02:11:15,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,707 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,717 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
[2023-11-12 02:11:15,734 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-12 02:11:15,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-12 02:11:15,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-12 02:11:15,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-12 02:11:15,742 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-12 02:11:15,742 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-12 02:11:15,767 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-12 02:11:15,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2023-11-12 02:11:15,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,781 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,789 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
[2023-11-12 02:11:15,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,803 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-12 02:11:15,803 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-12 02:11:15,803 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-12 02:11:15,804 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-12 02:11:15,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-12 02:11:15,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-12 02:11:15,848 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2023-11-12 02:11:15,875 INFO L443 ModelExtractionUtils]: Simplification made 8 calls to the SMT solver.
[2023-11-12 02:11:15,876 INFO L444 ModelExtractionUtils]: 2 out of 10 variables were initially zero. Simplification set additionally 3 variables to zero.
[2023-11-12 02:11:15,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-12 02:11:15,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3
[2023-11-12 02:11:15,920 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-12 02:11:15,932 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2023-11-12 02:11:15,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2023-11-12 02:11:15,962 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2.
[2023-11-12 02:11:15,963 INFO L513 LassoAnalysis]: Proved termination.
[2023-11-12 02:11:15,963 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -2147483648*ULTIMATE.start_main_~y~0#1 + 2147483647*ULTIMATE.start_main_~x~0#1
Supporting invariants [1*ULTIMATE.start_main_~x~0#1 - 1 >= 0]
[2023-11-12 02:11:15,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0
[2023-11-12 02:11:15,984 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed
[2023-11-12 02:11:16,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-12 02:11:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-12 02:11:16,092 WARN L260 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-12 02:11:16,094 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-12 02:11:16,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-12 02:11:16,116 WARN L260 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 6 conjunts are in the unsatisfiable core
[2023-11-12 02:11:16,118 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-12 02:11:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-12 02:11:16,159 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
[2023-11-12 02:11:16,161 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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)
[2023-11-12 02:11:16,254 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 19 states and 22 transitions. Complement of second has 6 states.
[2023-11-12 02:11:16,256 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
[2023-11-12 02:11:16,262 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)
[2023-11-12 02:11:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions.
[2023-11-12 02:11:16,264 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 3 letters. Loop has 1 letters.
[2023-11-12 02:11:16,266 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-12 02:11:16,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 1 letters.
[2023-11-12 02:11:16,266 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-12 02:11:16,266 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 3 letters. Loop has 2 letters.
[2023-11-12 02:11:16,267 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-12 02:11:16,268 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions.
[2023-11-12 02:11:16,271 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-12 02:11:16,273 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions.
[2023-11-12 02:11:16,275 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2023-11-12 02:11:16,275 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2023-11-12 02:11:16,276 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2023-11-12 02:11:16,276 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-12 02:11:16,276 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-12 02:11:16,277 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-12 02:11:16,277 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-12 02:11:16,277 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-12 02:11:16,277 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2023-11-12 02:11:16,278 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-12 02:11:16,278 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2023-11-12 02:11:16,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 12.11 02:11:16 BoogieIcfgContainer
[2023-11-12 02:11:16,287 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-12 02:11:16,288 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-12 02:11:16,289 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-12 02:11:16,289 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-12 02:11:16,290 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:14" (3/4) ...
[2023-11-12 02:11:16,292 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-12 02:11:16,294 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-12 02:11:16,295 INFO L158 Benchmark]: Toolchain (without parser) took 2177.57ms. Allocated memory is still 148.9MB. Free memory was 106.8MB in the beginning and 85.1MB in the end (delta: 21.7MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB.
[2023-11-12 02:11:16,296 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-12 02:11:16,297 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.49ms. Allocated memory is still 148.9MB. Free memory was 106.5MB in the beginning and 97.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2023-11-12 02:11:16,298 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.01ms. Allocated memory is still 148.9MB. Free memory was 97.3MB in the beginning and 96.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-12 02:11:16,299 INFO L158 Benchmark]: Boogie Preprocessor took 23.24ms. Allocated memory is still 148.9MB. Free memory was 96.1MB in the beginning and 95.1MB in the end (delta: 967.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-12 02:11:16,299 INFO L158 Benchmark]: RCFGBuilder took 297.38ms. Allocated memory is still 148.9MB. Free memory was 95.1MB in the beginning and 86.8MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2023-11-12 02:11:16,300 INFO L158 Benchmark]: BuchiAutomizer took 1554.19ms. Allocated memory is still 148.9MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB.
[2023-11-12 02:11:16,301 INFO L158 Benchmark]: Witness Printer took 5.81ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 85.1MB in the end (delta: 322.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-12 02:11:16,305 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.62ms. Allocated memory is still 113.2MB. Free memory is still 62.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 251.49ms. Allocated memory is still 148.9MB. Free memory was 106.5MB in the beginning and 97.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 36.01ms. Allocated memory is still 148.9MB. Free memory was 97.3MB in the beginning and 96.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 23.24ms. Allocated memory is still 148.9MB. Free memory was 96.1MB in the beginning and 95.1MB in the end (delta: 967.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 297.38ms. Allocated memory is still 148.9MB. Free memory was 95.1MB in the beginning and 86.8MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* BuchiAutomizer took 1554.19ms. Allocated memory is still 148.9MB. Free memory was 86.8MB in the beginning and 85.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB.
* Witness Printer took 5.81ms. Allocated memory is still 148.9MB. Free memory was 85.4MB in the beginning and 85.1MB in the end (delta: 322.7kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function ((-2147483648 * y) + (2147483647 * x)) and consists of 4 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 1.4s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. 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, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 9 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital19 mio100 ax168 hnf100 lsp59 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq131 hnf95 smp100 dnf100 smp100 tf100 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 62ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s
- TerminationAnalysisResult: Termination proven
Buchi Automizer proved that your program is terminating
RESULT: Ultimate proved your program to be correct!
[2023-11-12 02:11:16,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0
[2023-11-12 02:11:16,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b7d8d8c-9d14-4997-8042-3010499bf175/bin/uautomizer-verify-uTZkv6EMXl/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