./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 9bd2c7ff
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_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu --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 6bebda7974b4ee09f480826bc3895f6f62b6e4c0586920bb97da4d140e226dad
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:59:39,397 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:59:39,529 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-64bit-Automizer_Default.epf
[2023-11-19 07:59:39,533 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:59:39,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:59:39,572 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:59:39,573 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:59:39,573 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:59:39,577 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:59:39,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:59:39,583 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:59:39,583 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 07:59:39,584 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 07:59:39,585 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 07:59:39,586 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 07:59:39,586 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 07:59:39,587 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 07:59:39,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:59:39,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 07:59:39,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:59:39,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:59:39,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 07:59:39,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 07:59:39,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 07:59:39,602 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 07:59:39,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:59:39,603 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 07:59:39,603 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:59:39,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:59:39,604 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:59:39,606 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:59:39,606 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:59:39,607 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 07:59:39,607 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_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bebda7974b4ee09f480826bc3895f6f62b6e4c0586920bb97da4d140e226dad
[2023-11-19 07:59:39,895 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:59:39,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:59:39,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:59:39,961 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:59:39,962 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:59:39,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i
[2023-11-19 07:59:43,013 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:59:43,350 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:59:43,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/sv-benchmarks/c/termination-15/cstrcspn_diffterm_alloca.i
[2023-11-19 07:59:43,366 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/data/c0c70f220/6d1e417be4d64a6e81716e709c2e0fef/FLAGceeefb67a
[2023-11-19 07:59:43,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/data/c0c70f220/6d1e417be4d64a6e81716e709c2e0fef
[2023-11-19 07:59:43,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:59:43,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:59:43,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:59:43,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:59:43,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:59:43,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:43" (1/1) ...
[2023-11-19 07:59:43,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c98fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:43, skipping insertion in model container
[2023-11-19 07:59:43,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:59:43" (1/1) ...
[2023-11-19 07:59:43,470 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:59:43,897 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:59:43,911 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:59:43,981 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:59:44,028 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:59:44,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44 WrapperNode
[2023-11-19 07:59:44,029 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:59:44,030 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:59:44,030 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:59:44,031 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:59:44,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,098 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80
[2023-11-19 07:59:44,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:59:44,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:59:44,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:59:44,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:59:44,110 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,122 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,132 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,138 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:59:44,139 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:59:44,139 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:59:44,140 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:59:44,141 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (1/1) ...
[2023-11-19 07:59:44,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:44,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:44,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:44,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:59:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 07:59:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 07:59:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 07:59:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 07:59:44,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:59:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:59:44,328 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:59:44,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:59:44,519 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:59:44,527 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:59:44,528 INFO L302 CfgBuilder]: Removed 2 assume(true) statements.
[2023-11-19 07:59:44,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:44 BoogieIcfgContainer
[2023-11-19 07:59:44,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:59:44,533 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 07:59:44,533 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 07:59:44,537 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 07:59:44,539 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:59:44,540 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:59:43" (1/3) ...
[2023-11-19 07:59:44,541 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@50ab1d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:59:44, skipping insertion in model container
[2023-11-19 07:59:44,541 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:59:44,542 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:59:44" (2/3) ...
[2023-11-19 07:59:44,542 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@50ab1d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:59:44, skipping insertion in model container
[2023-11-19 07:59:44,543 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:59:44,543 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:44" (3/3) ...
[2023-11-19 07:59:44,544 INFO L332 chiAutomizerObserver]: Analyzing ICFG cstrcspn_diffterm_alloca.i
[2023-11-19 07:59:44,639 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 07:59:44,640 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 07:59:44,640 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 07:59:44,641 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 07:59:44,641 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 07:59:44,641 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 07:59:44,642 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 07:59:44,642 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 07:59:44,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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)
[2023-11-19 07:59:44,667 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8
[2023-11-19 07:59:44,667 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:44,668 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:44,673 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2023-11-19 07:59:44,674 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:44,674 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 07:59:44,675 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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)
[2023-11-19 07:59:44,677 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8
[2023-11-19 07:59:44,678 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:44,678 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:44,678 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2023-11-19 07:59:44,679 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:44,687 INFO L748 eck$LassoCheckResult]: Stem: 12#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 6#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 16#L382true assume !(main_~length1~0#1 < 1); 14#L382-2true assume !(main_~length2~0#1 < 1); 3#L385-1true call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 7#L369-4true
[2023-11-19 07:59:44,688 INFO L750 eck$LassoCheckResult]: Loop: 7#L369-4true call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 15#L369-1true assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 5#L372-5true assume !true; 4#L372-6true call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 19#L374true assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 8#L369-3true cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 7#L369-4true
[2023-11-19 07:59:44,694 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:44,694 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 1 times
[2023-11-19 07:59:44,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:44,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220364694]
[2023-11-19 07:59:44,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:44,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:44,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:44,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:44,989 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:44,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:44,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1454917130, now seen corresponding path program 1 times
[2023-11-19 07:59:44,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:44,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116924665]
[2023-11-19 07:59:44,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:44,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:45,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:45,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:59:45,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116924665]
[2023-11-19 07:59:45,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116924665] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:59:45,079 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:59:45,079 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:59:45,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469014750]
[2023-11-19 07:59:45,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:59:45,084 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:59:45,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:59:45,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:59:45,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:59:45,135 INFO L87 Difference]: Start difference. First operand has 18 states, 17 states have (on average 1.4705882352941178) internal successors, (25), 17 states have internal predecessors, (25), 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 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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)
[2023-11-19 07:59:45,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:59:45,145 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions.
[2023-11-19 07:59:45,146 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions.
[2023-11-19 07:59:45,150 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8
[2023-11-19 07:59:45,155 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 13 states and 17 transitions.
[2023-11-19 07:59:45,156 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 13
[2023-11-19 07:59:45,157 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 13
[2023-11-19 07:59:45,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 17 transitions.
[2023-11-19 07:59:45,158 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:59:45,159 INFO L218 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions.
[2023-11-19 07:59:45,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states and 17 transitions.
[2023-11-19 07:59:45,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13.
[2023-11-19 07:59:45,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 13 states have (on average 1.3076923076923077) internal successors, (17), 12 states have internal predecessors, (17), 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)
[2023-11-19 07:59:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 17 transitions.
[2023-11-19 07:59:45,191 INFO L240 hiAutomatonCegarLoop]: Abstraction has 13 states and 17 transitions.
[2023-11-19 07:59:45,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:59:45,202 INFO L428 stractBuchiCegarLoop]: Abstraction has 13 states and 17 transitions.
[2023-11-19 07:59:45,203 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 07:59:45,203 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 13 states and 17 transitions.
[2023-11-19 07:59:45,204 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 8
[2023-11-19 07:59:45,204 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:45,205 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:45,206 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2023-11-19 07:59:45,207 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:45,207 INFO L748 eck$LassoCheckResult]: Stem: 55#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 50#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 51#L382 assume !(main_~length1~0#1 < 1); 56#L382-2 assume !(main_~length2~0#1 < 1); 44#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 45#L369-4
[2023-11-19 07:59:45,208 INFO L750 eck$LassoCheckResult]: Loop: 45#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 52#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 48#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 49#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 54#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 46#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 47#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 53#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 45#L369-4
[2023-11-19 07:59:45,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:45,209 INFO L85 PathProgramCache]: Analyzing trace with hash 28695878, now seen corresponding path program 2 times
[2023-11-19 07:59:45,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:45,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654632040]
[2023-11-19 07:59:45,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:45,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:45,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,329 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:45,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:45,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1927396657, now seen corresponding path program 1 times
[2023-11-19 07:59:45,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:45,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82775785]
[2023-11-19 07:59:45,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:45,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:45,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:45,381 INFO L85 PathProgramCache]: Analyzing trace with hash -102988426, now seen corresponding path program 1 times
[2023-11-19 07:59:45,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:45,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751636692]
[2023-11-19 07:59:45,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:45,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,441 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:45,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:45,544 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:46,645 INFO L210 LassoAnalysis]: Preferences:
[2023-11-19 07:59:46,646 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2023-11-19 07:59:46,646 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-19 07:59:46,646 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2023-11-19 07:59:46,646 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2023-11-19 07:59:46,646 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:46,646 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-19 07:59:46,647 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2023-11-19 07:59:46,647 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_diffterm_alloca.i_Iteration2_Lasso
[2023-11-19 07:59:46,647 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-19 07:59:46,647 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2023-11-19 07:59:46,683 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,693 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,695 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,699 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,702 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,705 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,708 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,711 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,714 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,717 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,721 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,723 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,726 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,729 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,735 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,740 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,744 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:46,746 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:47,470 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:47,473 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:47,475 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:48,457 INFO L294 LassoAnalysis]: Preprocessing complete.
[2023-11-19 07:59:48,462 INFO L490 LassoAnalysis]: Using template 'affine'.
[2023-11-19 07:59:48,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,470 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:48,494 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,495 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,499 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,499 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,515 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,547 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
[2023-11-19 07:59:48,559 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,559 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,559 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,559 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,559 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,562 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,562 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,582 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,613 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,620 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
[2023-11-19 07:59:48,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,632 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,632 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,633 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,633 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,636 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:48,636 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:48,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,671 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,672 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,683 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
[2023-11-19 07:59:48,696 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,696 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,696 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,696 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,696 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,697 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,697 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,710 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,735 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,742 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
[2023-11-19 07:59:48,754 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,754 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,755 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,755 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,755 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,756 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,770 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,801 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:48,820 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,820 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,823 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:48,823 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:48,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,838 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0
[2023-11-19 07:59:48,858 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,859 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,863 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
[2023-11-19 07:59:48,873 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,873 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,873 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,873 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,874 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,874 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,908 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,915 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
[2023-11-19 07:59:48,924 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,924 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:48,925 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,925 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,925 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,925 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:48,925 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:48,937 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:48,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:48,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:48,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:48,952 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:48,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process
[2023-11-19 07:59:48,954 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:48,964 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:48,964 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:48,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:48,964 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:48,968 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:48,969 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:48,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,013 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,027 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:49,045 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,045 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,046 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,046 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,049 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:49,049 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:49,074 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,096 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,107 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:49,120 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,120 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,120 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,120 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,121 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,130 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,149 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,150 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,152 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
[2023-11-19 07:59:49,161 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,162 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,162 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,171 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,196 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,207 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
[2023-11-19 07:59:49,220 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,222 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:49,222 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:49,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,233 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,257 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,259 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,263 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
[2023-11-19 07:59:49,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,273 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,273 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,273 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,273 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,275 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:49,275 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:49,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,311 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,313 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,321 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
[2023-11-19 07:59:49,330 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,330 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,331 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,331 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,332 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,348 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,349 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
[2023-11-19 07:59:49,359 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,359 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,360 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,360 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,360 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,360 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,360 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,362 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,380 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,381 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,405 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
[2023-11-19 07:59:49,415 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,423 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,444 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,448 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
[2023-11-19 07:59:49,460 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,460 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,462 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:49,462 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:49,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,495 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,499 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
[2023-11-19 07:59:49,509 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:49,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,510 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:49,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:49,514 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:49,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,529 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,531 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
[2023-11-19 07:59:49,541 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:49,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:49,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:49,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:49,554 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:49,554 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:49,590 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2023-11-19 07:59:49,626 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver.
[2023-11-19 07:59:49,627 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero.
[2023-11-19 07:59:49,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:49,664 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:49,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process
[2023-11-19 07:59:49,666 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2023-11-19 07:59:49,678 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2023-11-19 07:59:49,678 INFO L513 LassoAnalysis]: Proved termination.
[2023-11-19 07:59:49,679 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1, ULTIMATE.start_cstrcspn_~sc1~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_~nondetString1~0#1.base)_1 - 1*ULTIMATE.start_cstrcspn_~sc1~0#1.offset
Supporting invariants []
[2023-11-19 07:59:49,691 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:49,762 INFO L156 tatePredicateManager]: 12 out of 13 supporting invariants were superfluous and have been removed
[2023-11-19 07:59:49,772 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~nondetString1~0!base] could not be translated
[2023-11-19 07:59:49,798 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:49,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 07:59:49,842 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:59:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:49,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 07:59:49,881 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:59:49,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:49,983 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates
[2023-11-19 07:59:49,984 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5 Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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)
[2023-11-19 07:59:50,063 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 13 states and 17 transitions. cyclomatic complexity: 5. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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 21 states and 28 transitions. Complement of second has 4 states.
[2023-11-19 07:59:50,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2023-11-19 07:59:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 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)
[2023-11-19 07:59:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 17 transitions.
[2023-11-19 07:59:50,068 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 8 letters.
[2023-11-19 07:59:50,069 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:50,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 13 letters. Loop has 8 letters.
[2023-11-19 07:59:50,070 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:50,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 17 transitions. Stem has 5 letters. Loop has 16 letters.
[2023-11-19 07:59:50,070 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:50,070 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 21 states and 28 transitions.
[2023-11-19 07:59:50,072 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:50,073 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 21 states to 18 states and 25 transitions.
[2023-11-19 07:59:50,073 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 9
[2023-11-19 07:59:50,073 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 10
[2023-11-19 07:59:50,073 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 25 transitions.
[2023-11-19 07:59:50,074 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2023-11-19 07:59:50,074 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions.
[2023-11-19 07:59:50,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 25 transitions.
[2023-11-19 07:59:50,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18.
[2023-11-19 07:59:50,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.3888888888888888) internal successors, (25), 17 states have internal predecessors, (25), 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)
[2023-11-19 07:59:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 25 transitions.
[2023-11-19 07:59:50,077 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 25 transitions.
[2023-11-19 07:59:50,077 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 25 transitions.
[2023-11-19 07:59:50,077 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2023-11-19 07:59:50,077 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 25 transitions.
[2023-11-19 07:59:50,078 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:50,078 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:50,078 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:50,079 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:50,079 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2023-11-19 07:59:50,079 INFO L748 eck$LassoCheckResult]: Stem: 209#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 201#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 202#L382 assume !(main_~length1~0#1 < 1); 210#L382-2 assume !(main_~length2~0#1 < 1); 193#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 194#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 204#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 197#L372-5
[2023-11-19 07:59:50,080 INFO L750 eck$LassoCheckResult]: Loop: 197#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 198#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 207#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, 1 + cstrcspn_#t~post211#1.offset;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 197#L372-5
[2023-11-19 07:59:50,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:50,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1806935595, now seen corresponding path program 1 times
[2023-11-19 07:59:50,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:50,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834550801]
[2023-11-19 07:59:50,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:50,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:50,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,105 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,124 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:50,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:50,125 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 1 times
[2023-11-19 07:59:50,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:50,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [999901873]
[2023-11-19 07:59:50,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:50,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,133 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,140 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:50,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:50,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1593218778, now seen corresponding path program 1 times
[2023-11-19 07:59:50,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:50,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738955048]
[2023-11-19 07:59:50,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:50,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,171 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:50,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:50,203 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:50,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:51,157 INFO L210 LassoAnalysis]: Preferences:
[2023-11-19 07:59:51,158 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2023-11-19 07:59:51,158 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-19 07:59:51,158 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2023-11-19 07:59:51,158 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2023-11-19 07:59:51,158 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:51,158 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-19 07:59:51,158 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2023-11-19 07:59:51,158 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_diffterm_alloca.i_Iteration3_Lasso
[2023-11-19 07:59:51,158 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-19 07:59:51,159 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2023-11-19 07:59:51,164 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:51,167 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:51,170 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,025 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,028 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,031 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,034 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,037 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,039 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,043 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,046 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,049 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,051 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,056 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,058 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,061 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,064 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,067 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,069 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,072 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:52,922 INFO L294 LassoAnalysis]: Preprocessing complete.
[2023-11-19 07:59:52,926 INFO L490 LassoAnalysis]: Using template 'affine'.
[2023-11-19 07:59:52,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:52,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:52,931 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:52,935 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
[2023-11-19 07:59:52,947 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:52,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:52,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:52,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:52,948 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:52,949 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:52,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:52,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process
[2023-11-19 07:59:52,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:52,986 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:52,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:52,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:52,988 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:52,995 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
[2023-11-19 07:59:53,008 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,008 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2023-11-19 07:59:53,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,008 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,008 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,009 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2023-11-19 07:59:53,009 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2023-11-19 07:59:53,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,018 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,040 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,046 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
[2023-11-19 07:59:53,059 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,059 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,059 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,059 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,061 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,062 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,115 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,118 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
[2023-11-19 07:59:53,131 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,131 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,131 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,131 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,134 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,134 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,167 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,169 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
[2023-11-19 07:59:53,181 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,182 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,225 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,227 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,231 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
[2023-11-19 07:59:53,243 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,243 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,243 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,243 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,245 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,245 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,266 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,290 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,292 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
[2023-11-19 07:59:53,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,306 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,306 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,306 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,306 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,316 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,317 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,350 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,375 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:53,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,390 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,390 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,390 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,403 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0
[2023-11-19 07:59:53,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,424 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,425 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
[2023-11-19 07:59:53,435 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,436 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,438 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,438 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,446 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0
[2023-11-19 07:59:53,467 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,468 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,469 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
[2023-11-19 07:59:53,479 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,480 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,480 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,480 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,482 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,482 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,495 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:53,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,512 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,514 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:53,524 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:53,525 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:53,525 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:53,525 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:53,531 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:53,532 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:53,555 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2023-11-19 07:59:53,575 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver.
[2023-11-19 07:59:53,575 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero.
[2023-11-19 07:59:53,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:53,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:53,579 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:53,583 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2023-11-19 07:59:53,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process
[2023-11-19 07:59:53,605 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2023-11-19 07:59:53,605 INFO L513 LassoAnalysis]: Proved termination.
[2023-11-19 07:59:53,605 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2, ULTIMATE.start_cstrcspn_~s~0#1.offset) = 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_2 - 1*ULTIMATE.start_cstrcspn_~s~0#1.offset
Supporting invariants []
[2023-11-19 07:59:53,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0
[2023-11-19 07:59:53,698 INFO L156 tatePredicateManager]: 16 out of 17 supporting invariants were superfluous and have been removed
[2023-11-19 07:59:53,701 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc216!base] could not be translated
[2023-11-19 07:59:53,725 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:53,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:53,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-11-19 07:59:53,788 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:59:53,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0
[2023-11-19 07:59:53,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:53,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 07:59:53,831 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:59:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:53,873 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates
[2023-11-19 07:59:53,874 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9 Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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)
[2023-11-19 07:59:53,958 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 25 transitions. cyclomatic complexity: 9. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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) Result 43 states and 57 transitions. Complement of second has 6 states.
[2023-11-19 07:59:53,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states
[2023-11-19 07:59:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 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)
[2023-11-19 07:59:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions.
[2023-11-19 07:59:53,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 3 letters.
[2023-11-19 07:59:53,961 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:53,961 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 10 letters. Loop has 3 letters.
[2023-11-19 07:59:53,962 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:53,962 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 7 letters. Loop has 6 letters.
[2023-11-19 07:59:53,962 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 07:59:53,963 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 43 states and 57 transitions.
[2023-11-19 07:59:53,972 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:53,973 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 43 states to 30 states and 40 transitions.
[2023-11-19 07:59:53,973 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11
[2023-11-19 07:59:53,973 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 11
[2023-11-19 07:59:53,974 INFO L73 IsDeterministic]: Start isDeterministic. Operand 30 states and 40 transitions.
[2023-11-19 07:59:53,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2023-11-19 07:59:53,974 INFO L218 hiAutomatonCegarLoop]: Abstraction has 30 states and 40 transitions.
[2023-11-19 07:59:53,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states and 40 transitions.
[2023-11-19 07:59:53,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 24.
[2023-11-19 07:59:53,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 24 states have (on average 1.375) internal successors, (33), 23 states have internal predecessors, (33), 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)
[2023-11-19 07:59:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 33 transitions.
[2023-11-19 07:59:53,980 INFO L240 hiAutomatonCegarLoop]: Abstraction has 24 states and 33 transitions.
[2023-11-19 07:59:53,980 INFO L428 stractBuchiCegarLoop]: Abstraction has 24 states and 33 transitions.
[2023-11-19 07:59:53,980 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2023-11-19 07:59:53,980 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 24 states and 33 transitions.
[2023-11-19 07:59:53,982 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:53,982 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:53,983 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:53,983 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:53,983 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2023-11-19 07:59:53,984 INFO L748 eck$LassoCheckResult]: Stem: 398#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 388#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 389#L382 assume !(main_~length1~0#1 < 1); 399#L382-2 assume !(main_~length2~0#1 < 1); 380#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 381#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 390#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 400#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 396#L372-1 assume !cstrcspn_#t~short210#1; 397#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 382#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 383#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 394#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 391#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 393#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 384#L372-5
[2023-11-19 07:59:53,984 INFO L750 eck$LassoCheckResult]: Loop: 384#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 385#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 395#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, 1 + cstrcspn_#t~post211#1.offset;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 384#L372-5
[2023-11-19 07:59:53,984 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:53,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1587378397, now seen corresponding path program 1 times
[2023-11-19 07:59:53,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:53,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869852895]
[2023-11-19 07:59:53,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:53,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:54,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:54,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:54,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:54,052 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:54,052 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 2 times
[2023-11-19 07:59:54,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:54,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183495473]
[2023-11-19 07:59:54,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:54,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:54,059 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:54,064 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:54,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:54,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1999924968, now seen corresponding path program 1 times
[2023-11-19 07:59:54,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:54,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413554924]
[2023-11-19 07:59:54,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:54,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:54,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:54,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:54,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:59:54,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413554924]
[2023-11-19 07:59:54,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413554924] provided 0 perfect and 1 imperfect interpolant sequences
[2023-11-19 07:59:54,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876871719]
[2023-11-19 07:59:54,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:54,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:59:54,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:54,415 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:59:54,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process
[2023-11-19 07:59:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:59:54,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 31 conjunts are in the unsatisfiable core
[2023-11-19 07:59:54,507 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:59:54,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1
[2023-11-19 07:59:54,723 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:54,723 INFO L327 TraceCheckSpWp]: Computing backward predicates...
[2023-11-19 07:59:54,784 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:59:54,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876871719] provided 0 perfect and 2 imperfect interpolant sequences
[2023-11-19 07:59:54,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2023-11-19 07:59:54,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 7] total 15
[2023-11-19 07:59:54,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987175389]
[2023-11-19 07:59:54,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2023-11-19 07:59:54,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:59:54,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants.
[2023-11-19 07:59:54,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210
[2023-11-19 07:59:54,945 INFO L87 Difference]: Start difference. First operand 24 states and 33 transitions. cyclomatic complexity: 12 Second operand has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 15 states have internal predecessors, (35), 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)
[2023-11-19 07:59:55,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:59:55,160 INFO L93 Difference]: Finished difference Result 59 states and 72 transitions.
[2023-11-19 07:59:55,160 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 72 transitions.
[2023-11-19 07:59:55,161 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:55,163 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 43 states and 53 transitions.
[2023-11-19 07:59:55,163 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14
[2023-11-19 07:59:55,164 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 14
[2023-11-19 07:59:55,164 INFO L73 IsDeterministic]: Start isDeterministic. Operand 43 states and 53 transitions.
[2023-11-19 07:59:55,164 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2023-11-19 07:59:55,164 INFO L218 hiAutomatonCegarLoop]: Abstraction has 43 states and 53 transitions.
[2023-11-19 07:59:55,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states and 53 transitions.
[2023-11-19 07:59:55,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 28.
[2023-11-19 07:59:55,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 28 states have (on average 1.2857142857142858) internal successors, (36), 27 states have internal predecessors, (36), 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)
[2023-11-19 07:59:55,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions.
[2023-11-19 07:59:55,168 INFO L240 hiAutomatonCegarLoop]: Abstraction has 28 states and 36 transitions.
[2023-11-19 07:59:55,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-19 07:59:55,170 INFO L428 stractBuchiCegarLoop]: Abstraction has 28 states and 36 transitions.
[2023-11-19 07:59:55,170 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============
[2023-11-19 07:59:55,170 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 28 states and 36 transitions.
[2023-11-19 07:59:55,171 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3
[2023-11-19 07:59:55,171 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:59:55,171 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:59:55,172 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:59:55,172 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1]
[2023-11-19 07:59:55,172 INFO L748 eck$LassoCheckResult]: Stem: 612#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 602#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet213#1, main_#t~nondet214#1, main_#t~malloc215#1.base, main_#t~malloc215#1.offset, main_#t~malloc216#1.base, main_#t~malloc216#1.offset, main_#t~ret217#1, main_~length1~0#1, main_~length2~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet213#1;main_~length1~0#1 := main_#t~nondet213#1;havoc main_#t~nondet213#1;havoc main_#t~nondet214#1;main_~length2~0#1 := main_#t~nondet214#1;havoc main_#t~nondet214#1; 603#L382 assume !(main_~length1~0#1 < 1); 613#L382-2 assume !(main_~length2~0#1 < 1); 594#L385-1 call main_#t~malloc215#1.base, main_#t~malloc215#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc215#1.base, main_#t~malloc215#1.offset;call main_#t~malloc216#1.base, main_#t~malloc216#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc216#1.base, main_#t~malloc216#1.offset;call write~int(49, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - 1), 1);call write~int(49, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrcspn } true;cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset, cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc cstrcspn_#res#1;havoc cstrcspn_#t~mem207#1, cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset, cstrcspn_#t~mem208#1, cstrcspn_#t~mem209#1, cstrcspn_#t~short210#1, cstrcspn_#t~mem212#1, cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset, cstrcspn_#t~mem206#1, cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset, cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset, cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, cstrcspn_~c~0#1;cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset := cstrcspn_#in~s1#1.base, cstrcspn_#in~s1#1.offset;cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset := cstrcspn_#in~s2#1.base, cstrcspn_#in~s2#1.offset;havoc cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;havoc cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;havoc cstrcspn_~c~0#1;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_~s1#1.base, cstrcspn_~s1#1.offset; 595#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 604#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 618#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 610#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 611#L372-3 assume !cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1; 596#L372-6 call cstrcspn_#t~mem212#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1); 597#L374 assume !(cstrcspn_#t~mem212#1 == cstrcspn_~c~0#1);havoc cstrcspn_#t~mem212#1; 608#L369-3 cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset := cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset;cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset := cstrcspn_#t~post205#1.base, 1 + cstrcspn_#t~post205#1.offset;havoc cstrcspn_#t~post205#1.base, cstrcspn_#t~post205#1.offset; 605#L369-4 call cstrcspn_#t~mem206#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1); 607#L369-1 assume !!(49 != cstrcspn_#t~mem206#1);havoc cstrcspn_#t~mem206#1;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_~s2#1.base, cstrcspn_~s2#1.offset;call cstrcspn_#t~mem207#1 := read~int(cstrcspn_~sc1~0#1.base, cstrcspn_~sc1~0#1.offset, 1);cstrcspn_~c~0#1 := cstrcspn_#t~mem207#1;havoc cstrcspn_#t~mem207#1; 598#L372-5
[2023-11-19 07:59:55,172 INFO L750 eck$LassoCheckResult]: Loop: 598#L372-5 call cstrcspn_#t~mem208#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := 49 != cstrcspn_#t~mem208#1; 599#L372-1 assume cstrcspn_#t~short210#1;call cstrcspn_#t~mem209#1 := read~int(cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset, 1);cstrcspn_#t~short210#1 := cstrcspn_#t~mem209#1 != (if cstrcspn_~c~0#1 % 256 <= 127 then cstrcspn_~c~0#1 % 256 else cstrcspn_~c~0#1 % 256 - 256); 609#L372-3 assume !!cstrcspn_#t~short210#1;havoc cstrcspn_#t~mem208#1;havoc cstrcspn_#t~mem209#1;havoc cstrcspn_#t~short210#1;cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset := cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset;cstrcspn_~s~0#1.base, cstrcspn_~s~0#1.offset := cstrcspn_#t~post211#1.base, 1 + cstrcspn_#t~post211#1.offset;havoc cstrcspn_#t~post211#1.base, cstrcspn_#t~post211#1.offset; 598#L372-5
[2023-11-19 07:59:55,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:55,173 INFO L85 PathProgramCache]: Analyzing trace with hash -187628965, now seen corresponding path program 2 times
[2023-11-19 07:59:55,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:55,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895266966]
[2023-11-19 07:59:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,219 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:55,219 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:55,220 INFO L85 PathProgramCache]: Analyzing trace with hash 58692, now seen corresponding path program 3 times
[2023-11-19 07:59:55,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:55,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428835706]
[2023-11-19 07:59:55,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,225 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,229 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:55,230 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:59:55,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1902015318, now seen corresponding path program 1 times
[2023-11-19 07:59:55,230 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:59:55,230 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327861942]
[2023-11-19 07:59:55,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:59:55,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:59:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:59:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:59:55,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:59:56,750 INFO L210 LassoAnalysis]: Preferences:
[2023-11-19 07:59:56,750 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2023-11-19 07:59:56,750 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2023-11-19 07:59:56,750 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2023-11-19 07:59:56,750 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2023-11-19 07:59:56,750 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:56,750 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2023-11-19 07:59:56,750 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2023-11-19 07:59:56,751 INFO L133 ssoRankerPreferences]: Filename of dumped script: cstrcspn_diffterm_alloca.i_Iteration5_Lasso
[2023-11-19 07:59:56,751 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2023-11-19 07:59:56,751 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2023-11-19 07:59:56,758 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,628 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,631 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,637 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,641 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,643 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,646 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,648 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,653 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,655 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,658 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,661 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,663 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,666 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,669 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,672 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,675 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,678 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,681 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,684 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,691 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,694 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,696 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:57,697 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2023-11-19 07:59:59,370 INFO L294 LassoAnalysis]: Preprocessing complete.
[2023-11-19 07:59:59,370 INFO L490 LassoAnalysis]: Using template 'affine'.
[2023-11-19 07:59:59,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:59,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:59,379 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:59,384 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 07:59:59,397 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:59,397 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 07:59:59,397 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 07:59:59,397 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:59,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process
[2023-11-19 07:59:59,401 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 07:59:59,401 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 07:59:59,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 07:59:59,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0
[2023-11-19 07:59:59,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:59:59,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:59:59,427 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:59:59,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process
[2023-11-19 07:59:59,429 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
[2023-11-19 07:59:59,439 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 07:59:59,440 INFO L203 nArgumentSynthesizer]: 12 stem disjuncts
[2023-11-19 07:59:59,440 INFO L204 nArgumentSynthesizer]: 7 loop disjuncts
[2023-11-19 07:59:59,440 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 07:59:59,676 INFO L401 nArgumentSynthesizer]: We have 280 Motzkin's Theorem applications.
[2023-11-19 07:59:59,676 INFO L402 nArgumentSynthesizer]: A total of 14 supporting invariants were added.
[2023-11-19 08:00:00,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 08:00:00,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0
[2023-11-19 08:00:00,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,161 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2023-11-19 08:00:00,174 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 08:00:00,175 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 08:00:00,175 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 08:00:00,175 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 08:00:00,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 08:00:00,184 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 08:00:00,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 08:00:00,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0
[2023-11-19 08:00:00,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,233 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,239 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
[2023-11-19 08:00:00,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,249 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 08:00:00,249 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 08:00:00,249 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 08:00:00,249 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 08:00:00,251 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 08:00:00,251 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 08:00:00,286 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 08:00:00,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0
[2023-11-19 08:00:00,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,303 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,311 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
[2023-11-19 08:00:00,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,322 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 08:00:00,323 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 08:00:00,323 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 08:00:00,323 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 08:00:00,324 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 08:00:00,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 08:00:00,328 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 08:00:00,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0
[2023-11-19 08:00:00,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,342 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,344 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
[2023-11-19 08:00:00,353 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 08:00:00,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 08:00:00,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 08:00:00,354 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 08:00:00,355 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 08:00:00,355 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 08:00:00,359 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2023-11-19 08:00:00,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0
[2023-11-19 08:00:00,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,373 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,376 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
[2023-11-19 08:00:00,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,391 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2023-11-19 08:00:00,391 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2023-11-19 08:00:00,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2023-11-19 08:00:00,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2023-11-19 08:00:00,398 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2023-11-19 08:00:00,398 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2023-11-19 08:00:00,422 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2023-11-19 08:00:00,469 INFO L443 ModelExtractionUtils]: Simplification made 17 calls to the SMT solver.
[2023-11-19 08:00:00,469 INFO L444 ModelExtractionUtils]: 3 out of 19 variables were initially zero. Simplification set additionally 13 variables to zero.
[2023-11-19 08:00:00,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 08:00:00,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 08:00:00,476 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 08:00:00,477 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2023-11-19 08:00:00,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process
[2023-11-19 08:00:00,508 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2023-11-19 08:00:00,508 INFO L513 LassoAnalysis]: Proved termination.
[2023-11-19 08:00:00,508 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_cstrcspn_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_3) = -1*ULTIMATE.start_cstrcspn_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc216#1.base)_3
Supporting invariants []
[2023-11-19 08:00:00,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0
[2023-11-19 08:00:00,654 INFO L156 tatePredicateManager]: 28 out of 29 supporting invariants were superfluous and have been removed
[2023-11-19 08:00:00,656 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc216!base] could not be translated
[2023-11-19 08:00:00,680 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:00:00,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:00,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-11-19 08:00:00,716 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:00,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:00,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 08:00:00,785 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 08:00:00,818 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates
[2023-11-19 08:00:00,818 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:00,880 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 46 states and 58 transitions. Complement of second has 6 states.
[2023-11-19 08:00:00,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states
[2023-11-19 08:00:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:00,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions.
[2023-11-19 08:00:00,882 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters.
[2023-11-19 08:00:00,882 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 08:00:00,882 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2023-11-19 08:00:00,904 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:00:00,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:00,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-11-19 08:00:00,940 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:01,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 08:00:01,016 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:01,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 08:00:01,043 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.2 stem predicates 2 loop predicates
[2023-11-19 08:00:01,043 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:01,090 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 46 states and 58 transitions. Complement of second has 6 states.
[2023-11-19 08:00:01,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states
[2023-11-19 08:00:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions.
[2023-11-19 08:00:01,093 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 15 letters. Loop has 3 letters.
[2023-11-19 08:00:01,093 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 08:00:01,094 INFO L681 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2023-11-19 08:00:01,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0
[2023-11-19 08:00:01,157 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 08:00:01,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:01,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core
[2023-11-19 08:00:01,189 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 08:00:01,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 8 conjunts are in the unsatisfiable core
[2023-11-19 08:00:01,249 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 08:00:01,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 08:00:01,277 INFO L141 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.2 stem predicates 2 loop predicates
[2023-11-19 08:00:01,277 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11 Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:01,338 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 28 states and 36 transitions. cyclomatic complexity: 11. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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 45 states and 60 transitions. Complement of second has 5 states.
[2023-11-19 08:00:01,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 2 stem states 1 non-accepting loop states 1 accepting loop states
[2023-11-19 08:00:01,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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)
[2023-11-19 08:00:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 27 transitions.
[2023-11-19 08:00:01,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 3 letters.
[2023-11-19 08:00:01,340 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 08:00:01,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 18 letters. Loop has 3 letters.
[2023-11-19 08:00:01,340 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 08:00:01,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 27 transitions. Stem has 15 letters. Loop has 6 letters.
[2023-11-19 08:00:01,341 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2023-11-19 08:00:01,341 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 60 transitions.
[2023-11-19 08:00:01,343 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-19 08:00:01,343 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 0 states and 0 transitions.
[2023-11-19 08:00:01,343 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2023-11-19 08:00:01,343 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2023-11-19 08:00:01,343 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2023-11-19 08:00:01,343 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 08:00:01,343 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 08:00:01,343 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 08:00:01,344 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2023-11-19 08:00:01,344 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============
[2023-11-19 08:00:01,344 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2023-11-19 08:00:01,344 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2023-11-19 08:00:01,344 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2023-11-19 08:00:01,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 08:00:01 BoogieIcfgContainer
[2023-11-19 08:00:01,352 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2023-11-19 08:00:01,353 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 08:00:01,353 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 08:00:01,353 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 08:00:01,353 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:59:44" (3/4) ...
[2023-11-19 08:00:01,355 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 08:00:01,357 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 08:00:01,358 INFO L158 Benchmark]: Toolchain (without parser) took 17971.98ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 91.9MB in the beginning and 214.0MB in the end (delta: -122.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:00:01,358 INFO L158 Benchmark]: CDTParser took 0.52ms. Allocated memory is still 157.3MB. Free memory was 133.1MB in the beginning and 132.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 08:00:01,359 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.36ms. Allocated memory is still 157.3MB. Free memory was 91.7MB in the beginning and 119.8MB in the end (delta: -28.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.62ms. Allocated memory is still 157.3MB. Free memory was 119.8MB in the beginning and 118.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,360 INFO L158 Benchmark]: Boogie Preprocessor took 38.93ms. Allocated memory is still 157.3MB. Free memory was 118.1MB in the beginning and 116.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,360 INFO L158 Benchmark]: RCFGBuilder took 392.36ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 103.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,361 INFO L158 Benchmark]: BuchiAutomizer took 16819.46ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 103.5MB in the beginning and 215.1MB in the end (delta: -111.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,361 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 272.6MB. Free memory was 215.1MB in the beginning and 214.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 08:00:01,363 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.52ms. Allocated memory is still 157.3MB. Free memory was 133.1MB in the beginning and 132.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 636.36ms. Allocated memory is still 157.3MB. Free memory was 91.7MB in the beginning and 119.8MB in the end (delta: -28.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 68.62ms. Allocated memory is still 157.3MB. Free memory was 119.8MB in the beginning and 118.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.93ms. Allocated memory is still 157.3MB. Free memory was 118.1MB in the beginning and 116.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 392.36ms. Allocated memory is still 157.3MB. Free memory was 116.6MB in the beginning and 103.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* BuchiAutomizer took 16819.46ms. Allocated memory was 157.3MB in the beginning and 272.6MB in the end (delta: 115.3MB). Free memory was 103.5MB in the beginning and 215.1MB in the end (delta: -111.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB.
* Witness Printer took 4.29ms. Allocated memory is still 272.6MB. Free memory was 215.1MB in the beginning and 214.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: ArrayAccessExpression #length[~nondetString1~0!base] could not be translated
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc216!base] could not be translated
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: ArrayAccessExpression #length[#t~malloc216!base] could not be translated
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 5 terminating modules (2 trivial, 2 deterministic, 1 nondeterministic). One deterministic module has affine ranking function null and consists of 3 locations. One deterministic module has affine ranking function null and consists of 4 locations. One nondeterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 15 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 16.7s and 6 iterations. TraceHistogramMax:2. Analysis of lassos took 15.0s. Construction of modules took 0.1s. Büchi inclusion checks took 1.4s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 3. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 21 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 1, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 144 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 144 mSDsluCounter, 227 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 123 mSDsCounter, 33 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 161 IncrementalHoareTripleChecker+Invalid, 194 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33 mSolverCounterUnsat, 104 mSDtfsCounter, 161 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital267 mio100 ax100 hnf100 lsp101 ukn76 mio100 lsp28 div164 bol100 ite100 ukn100 eq159 hnf93 smp72 dnf1019 smp33 tf100 neg100 sie113 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 717ms VariablesStem: 7 VariablesLoop: 4 DisjunctsStem: 12 DisjunctsLoop: 7 SupportingInvariants: 14 MotzkinApplications: 280 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!
[2023-11-19 08:00:01,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0
[2023-11-19 08:00:01,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_133d9844-45c1-4c04-9698-fb4014213f28/bin/uautomizer-verify-uCwYo4JHxu/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