./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/termination-dietlibc/atoll-2.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 4f9af400
extending candidate: java
['java']
extending candidate: /usr/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/oracle-jdk-bin-*/bin/java
['java', '/usr/bin/java']
extending candidate: /opt/openjdk-*/bin/java
['java', '/usr/bin/java']
extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java
['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java']
['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml', '-i', '../sv-benchmarks/c/termination-dietlibc/atoll-2.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(F end) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '7d3c2d71fc4aa9769f2c9c949880efa0eb54785a07e1eefaf23798ae054e2d47']
Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../sv-benchmarks/c/termination-dietlibc/atoll-2.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 7d3c2d71fc4aa9769f2c9c949880efa0eb54785a07e1eefaf23798ae054e2d47
--- Real Ultimate output ---
This is Ultimate 0.3.0-?-4f9af40
[2024-11-07 23:50:33,541 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-07 23:50:33,626 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf
[2024-11-07 23:50:33,631 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-07 23:50:33,632 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-07 23:50:33,650 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-07 23:50:33,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-07 23:50:33,651 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-07 23:50:33,652 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-07 23:50:33,652 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-07 23:50:33,653 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-07 23:50:33,653 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-07 23:50:33,653 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-07 23:50:33,653 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2024-11-07 23:50:33,654 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2024-11-07 23:50:33,654 INFO L153 SettingsManager]: * Use old map elimination=false
[2024-11-07 23:50:33,654 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2024-11-07 23:50:33,654 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2024-11-07 23:50:33,654 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2024-11-07 23:50:33,654 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-07 23:50:33,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-07 23:50:33,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-07 23:50:33,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-07 23:50:33,656 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-07 23:50:33,656 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2024-11-07 23:50:33,656 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux
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 -> 7d3c2d71fc4aa9769f2c9c949880efa0eb54785a07e1eefaf23798ae054e2d47
[2024-11-07 23:50:33,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-07 23:50:33,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-07 23:50:33,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-07 23:50:33,891 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-07 23:50:33,892 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-07 23:50:33,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-dietlibc/atoll-2.i
[2024-11-07 23:50:34,985 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-07 23:50:35,240 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-07 23:50:35,242 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/termination-dietlibc/atoll-2.i
[2024-11-07 23:50:35,253 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6070eb64d/66c9ab7412d24075a83c71738dd2ef43/FLAG5e476d46b
[2024-11-07 23:50:35,555 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/6070eb64d/66c9ab7412d24075a83c71738dd2ef43
[2024-11-07 23:50:35,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-07 23:50:35,558 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-07 23:50:35,558 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-07 23:50:35,558 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-07 23:50:35,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-07 23:50:35,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58f9f0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35, skipping insertion in model container
[2024-11-07 23:50:35,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,583 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-07 23:50:35,731 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 23:50:35,741 INFO L200 MainTranslator]: Completed pre-run
[2024-11-07 23:50:35,767 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-07 23:50:35,785 INFO L204 MainTranslator]: Completed translation
[2024-11-07 23:50:35,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35 WrapperNode
[2024-11-07 23:50:35,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-07 23:50:35,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-07 23:50:35,787 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-07 23:50:35,787 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-07 23:50:35,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,798 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,809 INFO L138 Inliner]: procedures = 112, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84
[2024-11-07 23:50:35,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-07 23:50:35,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-07 23:50:35,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-07 23:50:35,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-07 23:50:35,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,818 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,824 INFO L175 MemorySlicer]: Split 7 memory accesses to 1 slices as follows [7]. 100 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0]. The 2 writes are split as follows [2].
[2024-11-07 23:50:35,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,824 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,827 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,830 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,830 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-07 23:50:35,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-07 23:50:35,832 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-07 23:50:35,832 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-07 23:50:35,832 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (1/1) ...
[2024-11-07 23:50:35,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:35,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:35,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:35,858 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2024-11-07 23:50:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-07 23:50:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-07 23:50:35,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-07 23:50:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-07 23:50:35,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-07 23:50:35,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-07 23:50:35,934 INFO L238 CfgBuilder]: Building ICFG
[2024-11-07 23:50:35,936 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-07 23:50:36,068 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live.
[2024-11-07 23:50:36,068 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-07 23:50:36,074 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-07 23:50:36,075 INFO L316 CfgBuilder]: Removed 3 assume(true) statements.
[2024-11-07 23:50:36,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:50:36 BoogieIcfgContainer
[2024-11-07 23:50:36,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-07 23:50:36,076 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2024-11-07 23:50:36,076 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2024-11-07 23:50:36,079 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2024-11-07 23:50:36,079 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-07 23:50:36,079 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.11 11:50:35" (1/3) ...
[2024-11-07 23:50:36,080 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c86680b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:50:36, skipping insertion in model container
[2024-11-07 23:50:36,080 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-07 23:50:36,080 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:50:35" (2/3) ...
[2024-11-07 23:50:36,081 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c86680b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.11 11:50:36, skipping insertion in model container
[2024-11-07 23:50:36,081 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2024-11-07 23:50:36,083 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:50:36" (3/3) ...
[2024-11-07 23:50:36,084 INFO L332 chiAutomizerObserver]: Analyzing ICFG atoll-2.i
[2024-11-07 23:50:36,115 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2024-11-07 23:50:36,116 INFO L301 stractBuchiCegarLoop]: Hoare is None
[2024-11-07 23:50:36,116 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2024-11-07 23:50:36,116 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2024-11-07 23:50:36,116 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2024-11-07 23:50:36,116 INFO L305 stractBuchiCegarLoop]: Difference is false
[2024-11-07 23:50:36,116 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2024-11-07 23:50:36,117 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2024-11-07 23:50:36,120 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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)
[2024-11-07 23:50:36,131 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7
[2024-11-07 23:50:36,131 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-07 23:50:36,131 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-07 23:50:36,133 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2024-11-07 23:50:36,134 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2024-11-07 23:50:36,134 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2024-11-07 23:50:36,134 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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)
[2024-11-07 23:50:36,135 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 7
[2024-11-07 23:50:36,135 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-07 23:50:36,136 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-07 23:50:36,136 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2024-11-07 23:50:36,136 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2024-11-07 23:50:36,141 INFO L745 eck$LassoCheckResult]: Stem: 17#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 9#L521true assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 10#L523-3true
[2024-11-07 23:50:36,141 INFO L747 eck$LassoCheckResult]: Loop: 10#L523-3true assume !!(main_~i~0#1 < main_~in_len~0#1);havoc main_#t~nondet14#1;call write~int#0((if main_#t~nondet14#1 % 256 <= 127 then main_#t~nondet14#1 % 256 else main_#t~nondet14#1 % 256 - 256), main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 15#L523-2true main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 10#L523-3true
[2024-11-07 23:50:36,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:36,147 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times
[2024-11-07 23:50:36,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:36,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427876295]
[2024-11-07 23:50:36,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:36,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,224 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,247 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:36,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:36,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1443, now seen corresponding path program 1 times
[2024-11-07 23:50:36,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:36,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016392476]
[2024-11-07 23:50:36,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:36,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,266 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,277 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:36,280 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:36,280 INFO L85 PathProgramCache]: Analyzing trace with hash 28695942, now seen corresponding path program 1 times
[2024-11-07 23:50:36,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:36,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83729190]
[2024-11-07 23:50:36,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:36,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,304 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:36,320 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:36,614 INFO L204 LassoAnalysis]: Preferences:
[2024-11-07 23:50:36,614 INFO L125 ssoRankerPreferences]: Compute integeral hull: false
[2024-11-07 23:50:36,614 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2024-11-07 23:50:36,614 INFO L127 ssoRankerPreferences]: Term annotations enabled: false
[2024-11-07 23:50:36,615 INFO L128 ssoRankerPreferences]: Use exernal solver: false
[2024-11-07 23:50:36,615 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:36,615 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false
[2024-11-07 23:50:36,615 INFO L131 ssoRankerPreferences]: Path of dumped script:
[2024-11-07 23:50:36,615 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoll-2.i_Iteration1_Lasso
[2024-11-07 23:50:36,615 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank
[2024-11-07 23:50:36,615 INFO L241 LassoAnalysis]: Starting lasso preprocessing...
[2024-11-07 23:50:36,627 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,634 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,790 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,792 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,794 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,795 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,797 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:36,960 INFO L259 LassoAnalysis]: Preprocessing complete.
[2024-11-07 23:50:36,963 INFO L451 LassoAnalysis]: Using template 'affine'.
[2024-11-07 23:50:36,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:36,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:36,966 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:36,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2024-11-07 23:50:36,968 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
[2024-11-07 23:50:36,979 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:36,979 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:36,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:36,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:36,980 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:36,983 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:36,983 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:36,984 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:36,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0
[2024-11-07 23:50:36,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:36,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:36,997 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:36,999 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2024-11-07 23:50:36,999 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
[2024-11-07 23:50:37,009 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:37,009 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:37,009 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:37,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:37,012 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2024-11-07 23:50:37,012 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2024-11-07 23:50:37,015 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:37,025 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0
[2024-11-07 23:50:37,025 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:37,025 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:37,027 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:37,028 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2024-11-07 23:50:37,029 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
[2024-11-07 23:50:37,039 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:37,039 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:37,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:37,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:37,039 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:37,040 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:37,040 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:37,041 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:37,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2024-11-07 23:50:37,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:37,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:37,054 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:37,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2024-11-07 23:50:37,056 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
[2024-11-07 23:50:37,065 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:37,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:37,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:37,066 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:37,067 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2024-11-07 23:50:37,067 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2024-11-07 23:50:37,071 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:37,081 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0
[2024-11-07 23:50:37,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:37,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:37,084 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:37,084 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2024-11-07 23:50:37,085 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
[2024-11-07 23:50:37,095 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:37,095 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:37,095 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:37,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:37,101 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2024-11-07 23:50:37,101 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2024-11-07 23:50:37,113 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2024-11-07 23:50:37,142 INFO L443 ModelExtractionUtils]: Simplification made 9 calls to the SMT solver.
[2024-11-07 23:50:37,145 INFO L444 ModelExtractionUtils]: 1 out of 19 variables were initially zero. Simplification set additionally 15 variables to zero.
[2024-11-07 23:50:37,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:37,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:37,148 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:37,149 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2024-11-07 23:50:37,149 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2024-11-07 23:50:37,164 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2024-11-07 23:50:37,165 INFO L474 LassoAnalysis]: Proved termination.
[2024-11-07 23:50:37,165 INFO L476 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_main_~i~0#1, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_main_~i~0#1 + 1*ULTIMATE.start_main_~in_len~0#1
Supporting invariants []
[2024-11-07 23:50:37,176 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0
[2024-11-07 23:50:37,184 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed
[2024-11-07 23:50:37,202 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:37,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-07 23:50:37,213 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 23:50:37,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:37,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-07 23:50:37,225 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 23:50:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:37,261 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
[2024-11-07 23:50:37,263 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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)
[2024-11-07 23:50:37,294 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 21 states, 20 states have (on average 1.5) internal successors, (30), 20 states have internal predecessors, (30), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 42 states and 59 transitions. Complement of second has 6 states.
[2024-11-07 23:50:37,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2024-11-07 23:50:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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)
[2024-11-07 23:50:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 31 transitions.
[2024-11-07 23:50:37,303 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 2 letters.
[2024-11-07 23:50:37,304 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:37,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 5 letters. Loop has 2 letters.
[2024-11-07 23:50:37,304 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:37,304 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 3 letters. Loop has 4 letters.
[2024-11-07 23:50:37,304 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:37,305 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 42 states and 59 transitions.
[2024-11-07 23:50:37,306 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:37,309 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 42 states to 17 states and 24 transitions.
[2024-11-07 23:50:37,310 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14
[2024-11-07 23:50:37,310 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15
[2024-11-07 23:50:37,310 INFO L73 IsDeterministic]: Start isDeterministic. Operand 17 states and 24 transitions.
[2024-11-07 23:50:37,311 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-07 23:50:37,311 INFO L218 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions.
[2024-11-07 23:50:37,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states and 24 transitions.
[2024-11-07 23:50:37,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 17.
[2024-11-07 23:50:37,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.411764705882353) internal successors, (24), 16 states have internal predecessors, (24), 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)
[2024-11-07 23:50:37,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 24 transitions.
[2024-11-07 23:50:37,325 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 24 transitions.
[2024-11-07 23:50:37,326 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 24 transitions.
[2024-11-07 23:50:37,326 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2024-11-07 23:50:37,326 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 24 transitions.
[2024-11-07 23:50:37,326 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:37,326 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-07 23:50:37,326 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-07 23:50:37,326 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2024-11-07 23:50:37,326 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2024-11-07 23:50:37,327 INFO L745 eck$LassoCheckResult]: Stem: 129#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 120#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 121#L521 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 122#L523-3 assume !(main_~i~0#1 < main_~in_len~0#1); 114#L523-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoll } true;atoll_#in~s#1.base, atoll_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoll_#res#1;havoc atoll_#t~mem2#1, atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset, atoll_#t~mem4#1, atoll_#t~switch5#1, atoll_#t~pre6#1.base, atoll_#t~pre6#1.offset, atoll_#t~mem7#1, atoll_#t~mem8#1, atoll_#t~short9#1, atoll_#t~mem10#1, atoll_#t~pre11#1.base, atoll_#t~pre11#1.offset, atoll_~s#1.base, atoll_~s#1.offset, atoll_~v~0#1, atoll_~sign~0#1;atoll_~s#1.base, atoll_~s#1.offset := atoll_#in~s#1.base, atoll_#in~s#1.offset;atoll_~v~0#1 := 0;atoll_~sign~0#1 := 1; 115#L509-3
[2024-11-07 23:50:37,327 INFO L747 eck$LassoCheckResult]: Loop: 115#L509-3 call atoll_#t~mem2#1 := read~int#0(atoll_~s#1.base, atoll_~s#1.offset, 1); 128#L509-1 assume !!(32 == atoll_#t~mem2#1);havoc atoll_#t~mem2#1;atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset;atoll_~s#1.base, atoll_~s#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset; 115#L509-3
[2024-11-07 23:50:37,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,327 INFO L85 PathProgramCache]: Analyzing trace with hash 28695884, now seen corresponding path program 1 times
[2024-11-07 23:50:37,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:37,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [925906837]
[2024-11-07 23:50:37,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:37,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:37,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:37,398 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:50:37,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [925906837]
[2024-11-07 23:50:37,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [925906837] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-07 23:50:37,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-07 23:50:37,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-07 23:50:37,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043301155]
[2024-11-07 23:50:37,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-07 23:50:37,402 INFO L750 eck$LassoCheckResult]: stem already infeasible
[2024-11-07 23:50:37,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 1 times
[2024-11-07 23:50:37,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:37,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586069432]
[2024-11-07 23:50:37,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:37,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,409 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:37,454 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:50:37,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-07 23:50:37,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-07 23:50:37,456 INFO L87 Difference]: Start difference. First operand 17 states and 24 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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)
[2024-11-07 23:50:37,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 23:50:37,467 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions.
[2024-11-07 23:50:37,467 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 18 states and 23 transitions.
[2024-11-07 23:50:37,467 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:37,467 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 18 states to 18 states and 23 transitions.
[2024-11-07 23:50:37,468 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15
[2024-11-07 23:50:37,468 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15
[2024-11-07 23:50:37,468 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 23 transitions.
[2024-11-07 23:50:37,468 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-07 23:50:37,468 INFO L218 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions.
[2024-11-07 23:50:37,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states and 23 transitions.
[2024-11-07 23:50:37,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17.
[2024-11-07 23:50:37,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 17 states have (on average 1.2941176470588236) internal successors, (22), 16 states have internal predecessors, (22), 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)
[2024-11-07 23:50:37,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 22 transitions.
[2024-11-07 23:50:37,469 INFO L240 hiAutomatonCegarLoop]: Abstraction has 17 states and 22 transitions.
[2024-11-07 23:50:37,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-07 23:50:37,469 INFO L425 stractBuchiCegarLoop]: Abstraction has 17 states and 22 transitions.
[2024-11-07 23:50:37,470 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2024-11-07 23:50:37,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 17 states and 22 transitions.
[2024-11-07 23:50:37,470 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:37,470 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-07 23:50:37,470 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-07 23:50:37,470 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-07 23:50:37,470 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2024-11-07 23:50:37,470 INFO L745 eck$LassoCheckResult]: Stem: 170#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 161#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 162#L521 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 163#L523-3 assume !!(main_~i~0#1 < main_~in_len~0#1);havoc main_#t~nondet14#1;call write~int#0((if main_#t~nondet14#1 % 256 <= 127 then main_#t~nondet14#1 % 256 else main_#t~nondet14#1 % 256 - 256), main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 164#L523-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 165#L523-3 assume !(main_~i~0#1 < main_~in_len~0#1); 155#L523-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoll } true;atoll_#in~s#1.base, atoll_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoll_#res#1;havoc atoll_#t~mem2#1, atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset, atoll_#t~mem4#1, atoll_#t~switch5#1, atoll_#t~pre6#1.base, atoll_#t~pre6#1.offset, atoll_#t~mem7#1, atoll_#t~mem8#1, atoll_#t~short9#1, atoll_#t~mem10#1, atoll_#t~pre11#1.base, atoll_#t~pre11#1.offset, atoll_~s#1.base, atoll_~s#1.offset, atoll_~v~0#1, atoll_~sign~0#1;atoll_~s#1.base, atoll_~s#1.offset := atoll_#in~s#1.base, atoll_#in~s#1.offset;atoll_~v~0#1 := 0;atoll_~sign~0#1 := 1; 156#L509-3
[2024-11-07 23:50:37,470 INFO L747 eck$LassoCheckResult]: Loop: 156#L509-3 call atoll_#t~mem2#1 := read~int#0(atoll_~s#1.base, atoll_~s#1.offset, 1); 168#L509-1 assume !!(32 == atoll_#t~mem2#1);havoc atoll_#t~mem2#1;atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset;atoll_~s#1.base, atoll_~s#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset; 156#L509-3
[2024-11-07 23:50:37,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,471 INFO L85 PathProgramCache]: Analyzing trace with hash 1806996910, now seen corresponding path program 1 times
[2024-11-07 23:50:37,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:37,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152296107]
[2024-11-07 23:50:37,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:37,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,502 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:37,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 2 times
[2024-11-07 23:50:37,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:37,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032536474]
[2024-11-07 23:50:37,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,519 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:37,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:37,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:37,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:37,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1357243763, now seen corresponding path program 1 times
[2024-11-07 23:50:37,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:37,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855236099]
[2024-11-07 23:50:37,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:37,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:37,550 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0
[2024-11-07 23:50:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:37,764 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-07 23:50:37,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855236099]
[2024-11-07 23:50:37,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855236099] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-07 23:50:37,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1496772699]
[2024-11-07 23:50:37,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:37,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-07 23:50:37,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:37,767 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-07 23:50:37,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-07 23:50:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:37,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 19 conjuncts are in the unsatisfiable core
[2024-11-07 23:50:37,820 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 23:50:37,867 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 15 treesize of output 1
[2024-11-07 23:50:37,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7
[2024-11-07 23:50:37,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:37,892 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-07 23:50:37,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 11
[2024-11-07 23:50:37,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 16
[2024-11-07 23:50:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:37,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1496772699] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-07 23:50:37,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-07 23:50:37,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 15
[2024-11-07 23:50:37,991 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99743871]
[2024-11-07 23:50:37,991 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-07 23:50:38,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-07 23:50:38,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-07 23:50:38,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240
[2024-11-07 23:50:38,029 INFO L87 Difference]: Start difference. First operand 17 states and 22 transitions. cyclomatic complexity: 8 Second operand has 16 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 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)
[2024-11-07 23:50:38,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-07 23:50:38,126 INFO L93 Difference]: Finished difference Result 31 states and 40 transitions.
[2024-11-07 23:50:38,126 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 40 transitions.
[2024-11-07 23:50:38,127 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:38,127 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 31 states and 40 transitions.
[2024-11-07 23:50:38,127 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 26
[2024-11-07 23:50:38,127 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 26
[2024-11-07 23:50:38,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 40 transitions.
[2024-11-07 23:50:38,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-07 23:50:38,128 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 40 transitions.
[2024-11-07 23:50:38,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 40 transitions.
[2024-11-07 23:50:38,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 22.
[2024-11-07 23:50:38,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 21 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-07 23:50:38,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 28 transitions.
[2024-11-07 23:50:38,129 INFO L240 hiAutomatonCegarLoop]: Abstraction has 22 states and 28 transitions.
[2024-11-07 23:50:38,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-07 23:50:38,130 INFO L425 stractBuchiCegarLoop]: Abstraction has 22 states and 28 transitions.
[2024-11-07 23:50:38,130 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2024-11-07 23:50:38,130 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 22 states and 28 transitions.
[2024-11-07 23:50:38,130 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5
[2024-11-07 23:50:38,130 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2024-11-07 23:50:38,130 INFO L119 BuchiIsEmpty]: Starting construction of run
[2024-11-07 23:50:38,130 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 2, 1, 1, 1, 1, 1]
[2024-11-07 23:50:38,130 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2024-11-07 23:50:38,130 INFO L745 eck$LassoCheckResult]: Stem: 296#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 284#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~nondet14#1, main_#t~post15#1, main_~i~0#1, main_#t~ret16#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;havoc main_#t~nondet12#1;main_~in_len~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1; 285#L521 assume !(main_~in_len~0#1 < 1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1 % 18446744073709551616);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;main_~i~0#1 := 0; 287#L523-3 assume !!(main_~i~0#1 < main_~in_len~0#1);havoc main_#t~nondet14#1;call write~int#0((if main_#t~nondet14#1 % 256 <= 127 then main_#t~nondet14#1 % 256 else main_#t~nondet14#1 % 256 - 256), main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 288#L523-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 289#L523-3 assume !!(main_~i~0#1 < main_~in_len~0#1);havoc main_#t~nondet14#1;call write~int#0((if main_#t~nondet14#1 % 256 <= 127 then main_#t~nondet14#1 % 256 else main_#t~nondet14#1 % 256 - 256), main_~in~0#1.base, main_~in~0#1.offset + main_~i~0#1, 1);havoc main_#t~nondet14#1; 291#L523-2 main_#t~post15#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post15#1;havoc main_#t~post15#1; 299#L523-3 assume !(main_~i~0#1 < main_~in_len~0#1); 278#L523-4 havoc main_~i~0#1;call write~int#0(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoll } true;atoll_#in~s#1.base, atoll_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoll_#res#1;havoc atoll_#t~mem2#1, atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset, atoll_#t~mem4#1, atoll_#t~switch5#1, atoll_#t~pre6#1.base, atoll_#t~pre6#1.offset, atoll_#t~mem7#1, atoll_#t~mem8#1, atoll_#t~short9#1, atoll_#t~mem10#1, atoll_#t~pre11#1.base, atoll_#t~pre11#1.offset, atoll_~s#1.base, atoll_~s#1.offset, atoll_~v~0#1, atoll_~sign~0#1;atoll_~s#1.base, atoll_~s#1.offset := atoll_#in~s#1.base, atoll_#in~s#1.offset;atoll_~v~0#1 := 0;atoll_~sign~0#1 := 1; 279#L509-3
[2024-11-07 23:50:38,130 INFO L747 eck$LassoCheckResult]: Loop: 279#L509-3 call atoll_#t~mem2#1 := read~int#0(atoll_~s#1.base, atoll_~s#1.offset, 1); 298#L509-1 assume !!(32 == atoll_#t~mem2#1);havoc atoll_#t~mem2#1;atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset;atoll_~s#1.base, atoll_~s#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset; 279#L509-3
[2024-11-07 23:50:38,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:38,131 INFO L85 PathProgramCache]: Analyzing trace with hash 1357299088, now seen corresponding path program 2 times
[2024-11-07 23:50:38,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:38,131 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746894928]
[2024-11-07 23:50:38,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:38,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:38,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,146 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:38,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:38,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1798, now seen corresponding path program 3 times
[2024-11-07 23:50:38,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:38,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354139358]
[2024-11-07 23:50:38,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:38,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:38,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:38,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:38,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1305633579, now seen corresponding path program 2 times
[2024-11-07 23:50:38,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-07 23:50:38,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813190132]
[2024-11-07 23:50:38,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-07 23:50:38,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-07 23:50:38,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,186 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-07 23:50:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-07 23:50:38,197 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-07 23:50:38,761 INFO L204 LassoAnalysis]: Preferences:
[2024-11-07 23:50:38,762 INFO L125 ssoRankerPreferences]: Compute integeral hull: false
[2024-11-07 23:50:38,762 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2024-11-07 23:50:38,762 INFO L127 ssoRankerPreferences]: Term annotations enabled: false
[2024-11-07 23:50:38,762 INFO L128 ssoRankerPreferences]: Use exernal solver: false
[2024-11-07 23:50:38,762 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:38,762 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false
[2024-11-07 23:50:38,762 INFO L131 ssoRankerPreferences]: Path of dumped script:
[2024-11-07 23:50:38,762 INFO L132 ssoRankerPreferences]: Filename of dumped script: atoll-2.i_Iteration4_Lasso
[2024-11-07 23:50:38,762 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank
[2024-11-07 23:50:38,762 INFO L241 LassoAnalysis]: Starting lasso preprocessing...
[2024-11-07 23:50:38,765 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,767 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,768 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,770 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,771 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,773 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,774 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,776 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,777 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,779 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,781 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,782 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,784 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,785 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,787 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,789 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,986 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,987 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,988 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,990 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,992 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,997 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,998 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:38,999 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:39,000 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:39,001 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:39,002 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2024-11-07 23:50:39,286 INFO L259 LassoAnalysis]: Preprocessing complete.
[2024-11-07 23:50:39,286 INFO L451 LassoAnalysis]: Using template 'affine'.
[2024-11-07 23:50:39,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,288 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,290 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,299 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,299 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,299 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,300 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,301 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,311 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0
[2024-11-07 23:50:39,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,312 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,314 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
[2024-11-07 23:50:39,323 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,323 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,324 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,325 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,326 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,354 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0
[2024-11-07 23:50:39,354 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,354 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,389 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,390 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,391 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
[2024-11-07 23:50:39,400 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,400 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,400 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,400 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,400 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,400 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,401 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,401 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,411 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0
[2024-11-07 23:50:39,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,413 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,413 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,414 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,424 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,424 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,424 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,424 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,424 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,425 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0
[2024-11-07 23:50:39,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,435 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,437 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,438 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,447 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,447 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,448 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,448 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,448 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,458 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Ended with exit code 0
[2024-11-07 23:50:39,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,460 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,460 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,461 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
[2024-11-07 23:50:39,470 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,471 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,481 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0
[2024-11-07 23:50:39,481 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,483 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,484 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,484 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,493 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,493 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,493 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,493 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,494 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,494 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,495 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,505 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0
[2024-11-07 23:50:39,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,506 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,507 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,508 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,517 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,518 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,518 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,518 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,518 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,518 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,519 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,530 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0
[2024-11-07 23:50:39,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,532 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,533 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
[2024-11-07 23:50:39,543 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,543 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,543 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,543 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,543 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,543 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,543 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,544 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,554 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0
[2024-11-07 23:50:39,554 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,556 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,558 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
[2024-11-07 23:50:39,567 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,567 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,567 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,567 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,567 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,568 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,568 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,569 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,578 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Ended with exit code 0
[2024-11-07 23:50:39,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,580 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,582 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
[2024-11-07 23:50:39,591 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,591 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,591 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,591 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,592 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,592 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,593 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,602 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0
[2024-11-07 23:50:39,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,604 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,606 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
[2024-11-07 23:50:39,615 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,615 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,615 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,615 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,616 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,626 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0
[2024-11-07 23:50:39,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,628 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,639 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,640 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,650 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Ended with exit code 0
[2024-11-07 23:50:39,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,652 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,653 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,653 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
[2024-11-07 23:50:39,662 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2024-11-07 23:50:39,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,663 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2024-11-07 23:50:39,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2024-11-07 23:50:39,664 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,675 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Ended with exit code 0
[2024-11-07 23:50:39,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,677 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,678 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,688 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,688 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2024-11-07 23:50:39,688 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,688 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,689 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2024-11-07 23:50:39,689 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2024-11-07 23:50:39,691 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings.
[2024-11-07 23:50:39,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0
[2024-11-07 23:50:39,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,704 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,706 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2024-11-07 23:50:39,718 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2024-11-07 23:50:39,718 INFO L203 nArgumentSynthesizer]: 2 stem disjuncts
[2024-11-07 23:50:39,718 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2024-11-07 23:50:39,718 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2024-11-07 23:50:39,727 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications.
[2024-11-07 23:50:39,727 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2024-11-07 23:50:39,743 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2024-11-07 23:50:39,766 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver.
[2024-11-07 23:50:39,766 INFO L444 ModelExtractionUtils]: 6 out of 19 variables were initially zero. Simplification set additionally 10 variables to zero.
[2024-11-07 23:50:39,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2024-11-07 23:50:39,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3
[2024-11-07 23:50:39,768 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2024-11-07 23:50:39,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process
[2024-11-07 23:50:39,770 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2024-11-07 23:50:39,783 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2.
[2024-11-07 23:50:39,784 INFO L474 LassoAnalysis]: Proved termination.
[2024-11-07 23:50:39,784 INFO L476 LassoAnalysis]: Termination argument consisting of:
Ranking function f(ULTIMATE.start_atoll_~s#1.offset, v_rep(select #length ULTIMATE.start_atoll_~s#1.base)_1) = -1*ULTIMATE.start_atoll_~s#1.offset + 1*v_rep(select #length ULTIMATE.start_atoll_~s#1.base)_1
Supporting invariants []
[2024-11-07 23:50:39,794 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0
[2024-11-07 23:50:39,799 INFO L156 tatePredicateManager]: 3 out of 3 supporting invariants were superfluous and have been removed
[2024-11-07 23:50:39,800 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s!offset
[2024-11-07 23:50:39,801 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length
[2024-11-07 23:50:39,801 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL]
[2024-11-07 23:50:39,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-07 23:50:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:39,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-07 23:50:39,823 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 23:50:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-07 23:50:39,835 INFO L255 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-07 23:50:39,835 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-07 23:50:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-07 23:50:39,844 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
[2024-11-07 23:50:39,845 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 22 states and 28 transitions. cyclomatic complexity: 9 Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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)
[2024-11-07 23:50:39,876 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 22 states and 28 transitions. cyclomatic complexity: 9. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 38 states and 51 transitions. Complement of second has 6 states.
[2024-11-07 23:50:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states
[2024-11-07 23:50:39,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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)
[2024-11-07 23:50:39,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions.
[2024-11-07 23:50:39,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 9 letters. Loop has 2 letters.
[2024-11-07 23:50:39,877 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:39,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 11 letters. Loop has 2 letters.
[2024-11-07 23:50:39,877 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:39,877 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 9 letters. Loop has 4 letters.
[2024-11-07 23:50:39,877 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2024-11-07 23:50:39,877 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 38 states and 51 transitions.
[2024-11-07 23:50:39,878 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2024-11-07 23:50:39,878 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 38 states to 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2024-11-07 23:50:39,878 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2024-11-07 23:50:39,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2024-11-07 23:50:39,878 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============
[2024-11-07 23:50:39,878 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2024-11-07 23:50:39,878 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2024-11-07 23:50:39,878 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2024-11-07 23:50:39,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.11 11:50:39 BoogieIcfgContainer
[2024-11-07 23:50:39,884 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2024-11-07 23:50:39,884 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-07 23:50:39,884 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-07 23:50:39,884 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-07 23:50:39,885 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:50:36" (3/4) ...
[2024-11-07 23:50:39,886 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-07 23:50:39,887 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-07 23:50:39,887 INFO L158 Benchmark]: Toolchain (without parser) took 4329.52ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 76.3MB in the beginning and 54.1MB in the end (delta: 22.2MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB.
[2024-11-07 23:50:39,887 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 82.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:50:39,887 INFO L158 Benchmark]: CACSL2BoogieTranslator took 227.92ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 59.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 23:50:39,888 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.92ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 58.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:50:39,888 INFO L158 Benchmark]: Boogie Preprocessor took 21.33ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 56.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:50:39,888 INFO L158 Benchmark]: RCFGBuilder took 243.57ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 44.4MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-07 23:50:39,888 INFO L158 Benchmark]: BuchiAutomizer took 3808.10ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 54.2MB in the end (delta: -9.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB.
[2024-11-07 23:50:39,888 INFO L158 Benchmark]: Witness Printer took 2.43ms. Allocated memory is still 125.8MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-07 23:50:39,889 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.51ms. Allocated memory is still 83.9MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 82.0kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 227.92ms. Allocated memory is still 100.7MB. Free memory was 76.1MB in the beginning and 59.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 22.92ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 58.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 21.33ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 56.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 243.57ms. Allocated memory is still 100.7MB. Free memory was 56.6MB in the beginning and 44.4MB in the end (delta: 12.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* BuchiAutomizer took 3808.10ms. Allocated memory was 100.7MB in the beginning and 125.8MB in the end (delta: 25.2MB). Free memory was 44.2MB in the beginning and 54.2MB in the end (delta: -9.9MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB.
* Witness Printer took 2.43ms. Allocated memory is still 125.8MB. Free memory was 54.2MB in the beginning and 54.1MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~s!offset
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: #length
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL]
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 4 terminating modules (2 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long) -1 * i) + in_len) and consists of 4 locations. One deterministic module has affine ranking function null and consists of 4 locations. 2 modules have a trivial ranking function, the largest among these consists of 16 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 3.7s and 5 iterations. TraceHistogramMax:2. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 4. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 10 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, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 63 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 143 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 88 mSDsCounter, 13 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 107 IncrementalHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13 mSolverCounterUnsat, 55 mSDtfsCounter, 107 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU1 SILI0 SILT0 lasso2 LassoPreprocessingBenchmarks: Lassos: inital181 mio100 ax100 hnf100 lsp224 ukn30 mio100 lsp64 div143 bol100 ite100 ukn100 eq143 hnf93 smp84 dnf147 smp77 tf100 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 80ms VariablesStem: 7 VariablesLoop: 8 DisjunctsStem: 2 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 8 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!
[2024-11-07 23:50:39,903 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0
[2024-11-07 23:50:40,105 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0
[2024-11-07 23:50:40,305 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE