/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf -i ../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c
--------------------------------------------------------------------------------
This is Ultimate 0.2.2-dev-21b0908
[2022-07-22 12:21:43,322 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2022-07-22 12:21:43,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
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[2022-07-22 12:21:43,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2022-07-22 12:21:43,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2022-07-22 12:21:43,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
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[2022-07-22 12:21:43,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
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[2022-07-22 12:21:43,421 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
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[2022-07-22 12:21:43,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2022-07-22 12:21:43,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/buchiAutomizer/concurrent-automaton-semanticLbe.epf
[2022-07-22 12:21:43,453 INFO L113 SettingsManager]: Loading preferences was successful
[2022-07-22 12:21:43,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2022-07-22 12:21:43,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2022-07-22 12:21:43,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2022-07-22 12:21:43,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2022-07-22 12:21:43,456 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2022-07-22 12:21:43,456 INFO L138 SettingsManager]: * Use SBE=true
[2022-07-22 12:21:43,456 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2022-07-22 12:21:43,457 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2022-07-22 12:21:43,457 INFO L138 SettingsManager]: * Use old map elimination=false
[2022-07-22 12:21:43,457 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false
[2022-07-22 12:21:43,457 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true
[2022-07-22 12:21:43,458 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2022-07-22 12:21:43,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2022-07-22 12:21:43,458 INFO L138 SettingsManager]: * sizeof long=4
[2022-07-22 12:21:43,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false
[2022-07-22 12:21:43,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2022-07-22 12:21:43,459 INFO L138 SettingsManager]: * sizeof POINTER=4
[2022-07-22 12:21:43,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2022-07-22 12:21:43,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2022-07-22 12:21:43,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2022-07-22 12:21:43,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2022-07-22 12:21:43,460 INFO L138 SettingsManager]: * sizeof long double=12
[2022-07-22 12:21:43,461 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2022-07-22 12:21:43,461 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false
[2022-07-22 12:21:43,461 INFO L138 SettingsManager]: * Use constant arrays=true
[2022-07-22 12:21:43,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2022-07-22 12:21:43,462 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2022-07-22 12:21:43,462 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2022-07-22 12:21:43,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2022-07-22 12:21:43,462 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2022-07-22 12:21:43,464 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2022-07-22 12:21:43,464 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2022-07-22 12:21:43,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2022-07-22 12:21:43,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2022-07-22 12:21:43,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2022-07-22 12:21:43,873 INFO L271 PluginConnector]: Initializing CDTParser...
[2022-07-22 12:21:43,873 INFO L275 PluginConnector]: CDTParser initialized
[2022-07-22 12:21:43,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c
[2022-07-22 12:21:43,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e01a996/43367cb01982440694c2cb79f48a3792/FLAG464b410fd
[2022-07-22 12:21:44,581 INFO L306 CDTParser]: Found 1 translation units.
[2022-07-22 12:21:44,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c
[2022-07-22 12:21:44,593 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e01a996/43367cb01982440694c2cb79f48a3792/FLAG464b410fd
[2022-07-22 12:21:44,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e01a996/43367cb01982440694c2cb79f48a3792
[2022-07-22 12:21:44,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2022-07-22 12:21:44,903 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements.
[2022-07-22 12:21:44,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2022-07-22 12:21:44,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2022-07-22 12:21:44,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2022-07-22 12:21:44,917 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:21:44" (1/1) ...
[2022-07-22 12:21:44,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63bbe493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:44, skipping insertion in model container
[2022-07-22 12:21:44,918 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:21:44" (1/1) ...
[2022-07-22 12:21:44,930 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2022-07-22 12:21:44,952 INFO L178 MainTranslator]: Built tables and reachable declarations
[2022-07-22 12:21:45,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c[2087,2100]
[2022-07-22 12:21:45,180 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-07-22 12:21:45,194 INFO L203 MainTranslator]: Completed pre-run
[2022-07-22 12:21:45,243 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure1-alt.wvr.c[2087,2100]
[2022-07-22 12:21:45,250 INFO L210 PostProcessor]: Analyzing one entry point: main
[2022-07-22 12:21:45,282 INFO L208 MainTranslator]: Completed translation
[2022-07-22 12:21:45,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45 WrapperNode
[2022-07-22 12:21:45,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2022-07-22 12:21:45,286 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2022-07-22 12:21:45,286 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2022-07-22 12:21:45,286 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2022-07-22 12:21:45,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,319 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,358 INFO L137 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74
[2022-07-22 12:21:45,358 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2022-07-22 12:21:45,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2022-07-22 12:21:45,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2022-07-22 12:21:45,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2022-07-22 12:21:45,370 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,409 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2022-07-22 12:21:45,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2022-07-22 12:21:45,420 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2022-07-22 12:21:45,420 INFO L275 PluginConnector]: RCFGBuilder initialized
[2022-07-22 12:21:45,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (1/1) ...
[2022-07-22 12:21:45,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:45,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:45,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:45,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2022-07-22 12:21:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2022-07-22 12:21:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread1
[2022-07-22 12:21:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1
[2022-07-22 12:21:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure thread2
[2022-07-22 12:21:45,546 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2
[2022-07-22 12:21:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2022-07-22 12:21:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2022-07-22 12:21:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2022-07-22 12:21:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2022-07-22 12:21:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2022-07-22 12:21:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2022-07-22 12:21:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2022-07-22 12:21:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2022-07-22 12:21:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2022-07-22 12:21:45,550 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2022-07-22 12:21:45,637 INFO L234 CfgBuilder]: Building ICFG
[2022-07-22 12:21:45,640 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2022-07-22 12:21:45,873 INFO L275 CfgBuilder]: Performing block encoding
[2022-07-22 12:21:45,932 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2022-07-22 12:21:45,932 INFO L299 CfgBuilder]: Removed 2 assume(true) statements.
[2022-07-22 12:21:45,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:21:45 BoogieIcfgContainer
[2022-07-22 12:21:45,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2022-07-22 12:21:45,937 INFO L113 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2022-07-22 12:21:45,938 INFO L271 PluginConnector]: Initializing BuchiAutomizer...
[2022-07-22 12:21:45,942 INFO L275 PluginConnector]: BuchiAutomizer initialized
[2022-07-22 12:21:45,943 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:21:45,944 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.07 12:21:44" (1/3) ...
[2022-07-22 12:21:45,945 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fe4a3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:21:45, skipping insertion in model container
[2022-07-22 12:21:45,945 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:21:45,945 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:21:45" (2/3) ...
[2022-07-22 12:21:45,946 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5fe4a3eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.07 12:21:45, skipping insertion in model container
[2022-07-22 12:21:45,946 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2022-07-22 12:21:45,946 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:21:45" (3/3) ...
[2022-07-22 12:21:45,948 INFO L322 chiAutomizerObserver]: Analyzing ICFG popl20-figure1-alt.wvr.c
[2022-07-22 12:21:46,158 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions.
[2022-07-22 12:21:46,209 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 87 places, 88 transitions, 192 flow
[2022-07-22 12:21:46,262 INFO L129 PetriNetUnfolder]: 6/84 cut-off events.
[2022-07-22 12:21:46,263 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2022-07-22 12:21:46,268 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 84 events. 6/84 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 52 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place.
[2022-07-22 12:21:46,269 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 88 transitions, 192 flow
[2022-07-22 12:21:46,277 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 85 places, 84 transitions, 180 flow
[2022-07-22 12:21:46,282 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2022-07-22 12:21:46,301 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 85 places, 84 transitions, 180 flow
[2022-07-22 12:21:46,305 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 85 places, 84 transitions, 180 flow
[2022-07-22 12:21:46,306 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 85 places, 84 transitions, 180 flow
[2022-07-22 12:21:46,328 INFO L129 PetriNetUnfolder]: 6/84 cut-off events.
[2022-07-22 12:21:46,328 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2022-07-22 12:21:46,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 93 conditions, 84 events. 6/84 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 48 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 50. Up to 2 conditions per place.
[2022-07-22 12:21:46,335 INFO L116 LiptonReduction]: Number of co-enabled transitions 500
[2022-07-22 12:21:49,169 INFO L131 LiptonReduction]: Checked pairs total: 510
[2022-07-22 12:21:49,169 INFO L133 LiptonReduction]: Total number of compositions: 82
[2022-07-22 12:21:49,196 INFO L300 stractBuchiCegarLoop]: Interprodecural is true
[2022-07-22 12:21:49,197 INFO L301 stractBuchiCegarLoop]: Hoare is false
[2022-07-22 12:21:49,197 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2022-07-22 12:21:49,197 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2022-07-22 12:21:49,197 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2022-07-22 12:21:49,197 INFO L305 stractBuchiCegarLoop]: Difference is false
[2022-07-22 12:21:49,197 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2022-07-22 12:21:49,198 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2022-07-22 12:21:49,200 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 0 states, but on-demand construction may add more states
[2022-07-22 12:21:49,242 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 14
[2022-07-22 12:21:49,242 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:49,242 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:49,249 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2022-07-22 12:21:49,249 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:49,249 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2022-07-22 12:21:49,249 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand currently 33 states, but on-demand construction may add more states
[2022-07-22 12:21:49,259 INFO L131 ngComponentsAnalysis]: Automaton has 14 accepting balls. 14
[2022-07-22 12:21:49,259 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:49,259 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:49,260 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1]
[2022-07-22 12:21:49,260 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:49,266 INFO L748 eck$LassoCheckResult]: Stem: 90#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 93#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 95#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 97#[L70-4, L41-4]don't care
[2022-07-22 12:21:49,267 INFO L750 eck$LassoCheckResult]: Loop: 97#[L70-4, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 97#[L70-4, L41-4]don't care
[2022-07-22 12:21:49,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:49,274 INFO L85 PathProgramCache]: Analyzing trace with hash 354864, now seen corresponding path program 1 times
[2022-07-22 12:21:49,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:49,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987961850]
[2022-07-22 12:21:49,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:49,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,425 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,469 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:49,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:49,472 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 1 times
[2022-07-22 12:21:49,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:49,473 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452520705]
[2022-07-22 12:21:49,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:49,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:49,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,486 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,497 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:49,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:49,499 INFO L85 PathProgramCache]: Analyzing trace with hash 11001091, now seen corresponding path program 1 times
[2022-07-22 12:21:49,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:49,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761682181]
[2022-07-22 12:21:49,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:49,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:49,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,523 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:49,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:49,596 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:49,597 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:49,598 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:49,598 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:49,598 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:49,599 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:49,599 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:49,599 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:49,599 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop
[2022-07-22 12:21:49,599 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:49,599 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:49,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,628 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,633 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,638 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,644 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:49,714 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:49,716 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:49,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:49,730 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:49,735 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:49,745 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:49,746 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:49,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process
[2022-07-22 12:21:49,781 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0
[2022-07-22 12:21:49,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:49,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:49,783 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:49,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process
[2022-07-22 12:21:49,797 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:49,797 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:49,826 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:49,832 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0]
[2022-07-22 12:21:49,869 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:49,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:49,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:49,872 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:49,878 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:49,879 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:49,899 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process
[2022-07-22 12:21:49,910 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:49,910 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_1=1} Honda state: {v_rep#funAddr~thread2.offset_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:50,021 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,023 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,028 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,035 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:50,035 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:50,046 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:50,046 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:50,071 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,072 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,073 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,074 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,076 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:50,076 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:50,092 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:50,092 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_1=-1} Honda state: {v_rep#funAddr~thread1.base_1=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:50,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,117 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,120 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:50,120 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:50,134 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:50,134 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_1=0} Honda state: {v_rep#funAddr~thread1.offset_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:50,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0
[2022-07-22 12:21:50,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,159 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,163 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:50,163 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:50,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,198 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,199 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,202 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:50,202 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:50,347 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:50,350 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,351 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:50,351 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:50,351 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:50,351 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:50,351 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:50,351 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,351 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:50,351 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:50,351 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration1_Loop
[2022-07-22 12:21:50,352 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:50,352 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:50,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,384 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:50,451 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:50,457 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:50,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,461 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,474 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,476 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,484 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:50,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,486 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,486 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,488 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:50,488 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:50,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,536 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,537 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,553 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,554 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,557 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:50,557 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:50,561 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,570 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,596 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,596 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,596 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,597 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,599 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,599 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,606 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,606 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:50,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,607 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,607 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:50,608 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:50,618 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0
[2022-07-22 12:21:50,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,641 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,649 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,652 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,652 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,652 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,652 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,656 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:50,656 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:50,667 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,689 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,691 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,713 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,714 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,721 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,721 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,722 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,722 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,724 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:50,725 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:50,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,761 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0
[2022-07-22 12:21:50,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,763 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,766 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,775 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,778 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:50,778 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:50,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:50,832 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,833 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,834 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,843 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:50,851 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:50,852 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:50,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:50,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:50,852 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:50,853 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:50,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:50,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,864 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:50,870 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver.
[2022-07-22 12:21:50,870 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:21:50,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:50,872 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:50,873 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:50,878 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:50,878 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:50,879 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:50,879 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(thread1Thread1of1ForFork1_~i~0, ~N1~0) = -1*thread1Thread1of1ForFork1_~i~0 + 1*~N1~0
Supporting invariants []
[2022-07-22 12:21:50,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process
[2022-07-22 12:21:50,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:50,915 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:50,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:50,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:50,967 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:50,981 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:50,982 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:51,019 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:51,022 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand currently 33 states, but on-demand construction may add more states Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:51,094 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand currently 33 states, but on-demand construction may add more states. Second operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 161 transitions. Complement of second has 3 states.
[2022-07-22 12:21:51,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions.
[2022-07-22 12:21:51,105 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 3 letters. Loop has 1 letters.
[2022-07-22 12:21:51,106 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:51,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 4 letters. Loop has 1 letters.
[2022-07-22 12:21:51,106 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:51,106 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 3 letters. Loop has 2 letters.
[2022-07-22 12:21:51,107 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:51,108 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 161 transitions.
[2022-07-22 12:21:51,113 INFO L131 ngComponentsAnalysis]: Automaton has 13 accepting balls. 13
[2022-07-22 12:21:51,120 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 52 states and 135 transitions.
[2022-07-22 12:21:51,121 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32
[2022-07-22 12:21:51,122 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 45
[2022-07-22 12:21:51,123 INFO L73 IsDeterministic]: Start isDeterministic. Operand 52 states and 135 transitions.
[2022-07-22 12:21:51,124 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:51,124 INFO L220 hiAutomatonCegarLoop]: Abstraction has 52 states and 135 transitions.
[2022-07-22 12:21:51,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states and 135 transitions.
[2022-07-22 12:21:51,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 40.
[2022-07-22 12:21:51,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 40 states have (on average 2.6) internal successors, (104), 39 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 104 transitions.
[2022-07-22 12:21:51,157 INFO L242 hiAutomatonCegarLoop]: Abstraction has 40 states and 104 transitions.
[2022-07-22 12:21:51,157 INFO L425 stractBuchiCegarLoop]: Abstraction has 40 states and 104 transitions.
[2022-07-22 12:21:51,158 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2022-07-22 12:21:51,158 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 40 states and 104 transitions.
[2022-07-22 12:21:51,160 INFO L131 ngComponentsAnalysis]: Automaton has 13 accepting balls. 13
[2022-07-22 12:21:51,160 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:51,160 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:51,160 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1]
[2022-07-22 12:21:51,161 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:51,161 INFO L748 eck$LassoCheckResult]: Stem: 316#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 318#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 314#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 280#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 282#[L71-3, L41-4]don't care
[2022-07-22 12:21:51,162 INFO L750 eck$LassoCheckResult]: Loop: 282#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 282#[L71-3, L41-4]don't care
[2022-07-22 12:21:51,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:51,162 INFO L85 PathProgramCache]: Analyzing trace with hash 11001089, now seen corresponding path program 1 times
[2022-07-22 12:21:51,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:51,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520290823]
[2022-07-22 12:21:51,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:51,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,187 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,213 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:51,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:51,214 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 2 times
[2022-07-22 12:21:51,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:51,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214301367]
[2022-07-22 12:21:51,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:51,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,225 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:51,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:51,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:51,236 INFO L85 PathProgramCache]: Analyzing trace with hash 341034066, now seen corresponding path program 1 times
[2022-07-22 12:21:51,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:51,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249884788]
[2022-07-22 12:21:51,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:51,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:51,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,262 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:51,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:51,300 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:51,300 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:51,300 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:51,300 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:51,300 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:51,301 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,301 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:51,301 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:51,301 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop
[2022-07-22 12:21:51,301 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:51,301 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:51,303 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,306 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,316 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,321 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,322 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,384 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:51,385 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:51,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,385 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,388 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,404 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,405 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,415 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,424 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:51,425 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:51,464 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,466 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,473 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,473 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,493 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:51,494 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_3=1} Honda state: {v_rep#funAddr~thread2.offset_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:51,534 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,535 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,543 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,543 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,583 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,584 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,587 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:51,587 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,608 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:51,609 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0]
[2022-07-22 12:21:51,634 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,636 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,638 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,638 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,653 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:51,653 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_3=-1} Honda state: {v_rep#funAddr~thread1.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:51,676 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,676 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,676 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,677 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,680 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,680 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,693 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:51,694 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_3=-1} Honda state: {v_rep#funAddr~thread2.base_3=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:51,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,717 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,719 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:51,719 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:51,787 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:51,789 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:51,789 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:51,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process
[2022-07-22 12:21:51,940 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:51,943 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:51,943 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:51,943 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:51,943 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:51,944 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:51,944 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:51,944 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:51,944 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:51,944 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:51,944 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration2_Loop
[2022-07-22 12:21:51,944 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:51,944 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:51,946 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,959 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,963 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,965 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:51,971 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,021 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:52,021 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:52,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,022 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,035 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,046 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,047 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:52,047 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,047 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,047 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,048 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:52,048 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:52,051 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,059 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:52,100 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,102 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,110 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,114 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,114 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,114 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,114 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,116 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:52,116 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:52,132 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:52,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,179 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,180 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,193 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,194 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,194 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,194 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,196 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:52,196 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:52,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:52,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,258 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,259 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,261 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,276 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,276 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:52,276 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,276 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,276 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,277 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:52,277 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:52,291 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:52,328 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,330 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,341 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,341 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,343 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:52,343 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:52,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:52,399 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,399 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,399 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,400 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,403 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:52,413 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:52,413 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:52,413 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:52,413 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:52,413 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:52,414 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:52,414 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:52,417 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,426 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:52,431 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver.
[2022-07-22 12:21:52,431 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:21:52,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,434 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,436 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:52,436 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:52,436 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:52,436 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:52,452 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,478 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,479 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:52,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:52,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:52,510 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:52,518 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:52,519 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:52,520 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:52,520 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 40 states and 104 transitions. cyclomatic complexity: 84 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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)
[2022-07-22 12:21:52,543 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 40 states and 104 transitions. cyclomatic complexity: 84. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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 45 states and 115 transitions. Complement of second has 3 states.
[2022-07-22 12:21:52,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 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)
[2022-07-22 12:21:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 7 transitions.
[2022-07-22 12:21:52,545 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 1 letters.
[2022-07-22 12:21:52,546 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:52,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 5 letters. Loop has 1 letters.
[2022-07-22 12:21:52,546 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:52,546 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 7 transitions. Stem has 4 letters. Loop has 2 letters.
[2022-07-22 12:21:52,546 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:52,546 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 45 states and 115 transitions.
[2022-07-22 12:21:52,549 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 12
[2022-07-22 12:21:52,550 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 45 states to 45 states and 115 transitions.
[2022-07-22 12:21:52,551 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 32
[2022-07-22 12:21:52,551 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 36
[2022-07-22 12:21:52,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 45 states and 115 transitions.
[2022-07-22 12:21:52,552 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:52,552 INFO L220 hiAutomatonCegarLoop]: Abstraction has 45 states and 115 transitions.
[2022-07-22 12:21:52,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states and 115 transitions.
[2022-07-22 12:21:52,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 39.
[2022-07-22 12:21:52,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 39 states have (on average 2.58974358974359) internal successors, (101), 38 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:52,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 101 transitions.
[2022-07-22 12:21:52,558 INFO L242 hiAutomatonCegarLoop]: Abstraction has 39 states and 101 transitions.
[2022-07-22 12:21:52,558 INFO L425 stractBuchiCegarLoop]: Abstraction has 39 states and 101 transitions.
[2022-07-22 12:21:52,558 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2022-07-22 12:21:52,558 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 39 states and 101 transitions.
[2022-07-22 12:21:52,560 INFO L131 ngComponentsAnalysis]: Automaton has 12 accepting balls. 12
[2022-07-22 12:21:52,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:52,560 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:52,560 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2022-07-22 12:21:52,560 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:52,561 INFO L748 eck$LassoCheckResult]: Stem: 472#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 474#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 470#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 436#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 438#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 444#[L71-4, thread2ENTRY, L41-4]don't care
[2022-07-22 12:21:52,561 INFO L750 eck$LassoCheckResult]: Loop: 444#[L71-4, thread2ENTRY, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 444#[L71-4, thread2ENTRY, L41-4]don't care
[2022-07-22 12:21:52,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:52,562 INFO L85 PathProgramCache]: Analyzing trace with hash 341034005, now seen corresponding path program 1 times
[2022-07-22 12:21:52,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:52,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394262919]
[2022-07-22 12:21:52,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:52,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,611 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:52,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,651 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:52,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:52,655 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 3 times
[2022-07-22 12:21:52,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:52,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600022759]
[2022-07-22 12:21:52,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:52,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,663 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:52,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,669 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:52,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:52,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1982119870, now seen corresponding path program 1 times
[2022-07-22 12:21:52,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:52,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483891086]
[2022-07-22 12:21:52,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:52,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,709 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:52,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:52,727 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:52,744 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:52,744 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:52,744 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:52,744 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:52,745 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:52,745 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,745 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:52,745 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:52,745 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop
[2022-07-22 12:21:52,745 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:52,745 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:52,746 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,753 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,755 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,762 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:52,810 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:52,810 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:52,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,812 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,817 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:52,817 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:52,831 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,838 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:52,838 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_5=-1} Honda state: {v_rep#funAddr~thread1.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:52,862 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:52,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,862 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,863 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,876 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:52,877 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:52,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,891 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:52,892 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_5=1} Honda state: {v_rep#funAddr~thread2.offset_5=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:52,913 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0
[2022-07-22 12:21:52,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,914 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,917 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:52,917 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:52,931 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,935 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:52,935 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_5=-1} Honda state: {v_rep#funAddr~thread2.base_5=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:52,957 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0
[2022-07-22 12:21:52,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,958 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,959 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:52,960 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:52,961 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,989 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0
[2022-07-22 12:21:52,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:52,989 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:52,990 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:52,992 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process
[2022-07-22 12:21:52,993 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:52,993 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:53,027 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:53,027 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0]
[2022-07-22 12:21:53,064 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,065 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,068 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:53,069 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:53,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,117 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,125 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:53,126 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:53,142 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,289 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:53,292 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,292 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:53,293 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:53,293 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:53,293 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:53,293 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:53,293 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,294 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:53,294 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:53,294 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration3_Loop
[2022-07-22 12:21:53,294 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:53,294 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:53,296 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,298 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,300 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,304 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,310 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,312 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,314 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:53,381 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:53,382 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:53,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,383 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,398 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:53,407 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:53,407 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:53,407 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:53,407 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:53,409 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:53,410 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:53,414 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:53,444 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0
[2022-07-22 12:21:53,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,445 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,448 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:53,455 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:53,455 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:53,455 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:53,455 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:53,457 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:53,458 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:53,478 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:53,511 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,512 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,513 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,518 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:53,527 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:53,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:53,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:53,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:53,530 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:53,530 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:53,575 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,575 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:53,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,621 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,623 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,634 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:53,667 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:53,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:53,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:53,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:53,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:53,668 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:53,668 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:53,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:53,699 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,701 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,702 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,702 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:53,709 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:53,709 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:53,709 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:53,710 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:53,710 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:53,711 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:53,711 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:53,720 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:53,723 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver.
[2022-07-22 12:21:53,723 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:21:53,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:53,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:53,724 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:53,730 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:53,730 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:53,730 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:53,731 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:53,731 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process
[2022-07-22 12:21:53,766 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:53,768 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:53,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:53,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:53,813 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:53,824 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:53,824 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:53,826 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:53,826 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 39 states and 101 transitions. cyclomatic complexity: 81 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:53,849 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 39 states and 101 transitions. cyclomatic complexity: 81. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 47 states and 125 transitions. Complement of second has 3 states.
[2022-07-22 12:21:53,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 8 transitions.
[2022-07-22 12:21:53,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 1 letters.
[2022-07-22 12:21:53,851 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:53,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 6 letters. Loop has 1 letters.
[2022-07-22 12:21:53,851 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:53,851 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 8 transitions. Stem has 5 letters. Loop has 2 letters.
[2022-07-22 12:21:53,851 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:53,852 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 47 states and 125 transitions.
[2022-07-22 12:21:53,853 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 11
[2022-07-22 12:21:53,855 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 47 states to 47 states and 125 transitions.
[2022-07-22 12:21:53,855 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 31
[2022-07-22 12:21:53,856 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 38
[2022-07-22 12:21:53,856 INFO L73 IsDeterministic]: Start isDeterministic. Operand 47 states and 125 transitions.
[2022-07-22 12:21:53,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:53,857 INFO L220 hiAutomatonCegarLoop]: Abstraction has 47 states and 125 transitions.
[2022-07-22 12:21:53,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states and 125 transitions.
[2022-07-22 12:21:53,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 38.
[2022-07-22 12:21:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 38 states have (on average 2.5526315789473686) internal successors, (97), 37 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 97 transitions.
[2022-07-22 12:21:53,862 INFO L242 hiAutomatonCegarLoop]: Abstraction has 38 states and 97 transitions.
[2022-07-22 12:21:53,862 INFO L425 stractBuchiCegarLoop]: Abstraction has 38 states and 97 transitions.
[2022-07-22 12:21:53,863 INFO L332 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2022-07-22 12:21:53,863 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 38 states and 97 transitions.
[2022-07-22 12:21:53,865 INFO L131 ngComponentsAnalysis]: Automaton has 11 accepting balls. 11
[2022-07-22 12:21:53,865 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:53,865 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:53,865 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1]
[2022-07-22 12:21:53,865 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:53,866 INFO L748 eck$LassoCheckResult]: Stem: 631#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 633#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 629#[L70-4, thread1ENTRY]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 617#[L71-3, thread1ENTRY]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 621#[L71-4, thread2ENTRY, thread1ENTRY]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 635#[L71-4, thread1ENTRY, L51-4]don't care
[2022-07-22 12:21:53,866 INFO L750 eck$LassoCheckResult]: Loop: 635#[L71-4, thread1ENTRY, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 635#[L71-4, thread1ENTRY, L51-4]don't care
[2022-07-22 12:21:53,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:53,868 INFO L85 PathProgramCache]: Analyzing trace with hash 341110005, now seen corresponding path program 1 times
[2022-07-22 12:21:53,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:53,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814025836]
[2022-07-22 12:21:53,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:53,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:53,898 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:53,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:53,931 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:53,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:53,932 INFO L85 PathProgramCache]: Analyzing trace with hash 344, now seen corresponding path program 1 times
[2022-07-22 12:21:53,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:53,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437352027]
[2022-07-22 12:21:53,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:53,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:53,945 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:53,958 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:53,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:53,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1984475876, now seen corresponding path program 1 times
[2022-07-22 12:21:53,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:53,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051962010]
[2022-07-22 12:21:53,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:53,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:54,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:54,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-07-22 12:21:54,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051962010]
[2022-07-22 12:21:54,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051962010] provided 1 perfect and 0 imperfect interpolant sequences
[2022-07-22 12:21:54,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-07-22 12:21:54,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2022-07-22 12:21:54,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092219149]
[2022-07-22 12:21:54,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-07-22 12:21:54,092 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:54,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:54,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:54,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:54,093 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:54,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,093 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:54,093 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:54,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop
[2022-07-22 12:21:54,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:54,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:54,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,104 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,110 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,114 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,118 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,180 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:54,180 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:54,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,181 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,182 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,186 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:54,186 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:54,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,206 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:54,206 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_7=-1} Honda state: {v_rep#funAddr~thread2.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:54,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:54,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,231 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,232 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:54,232 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:54,245 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:54,245 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_7=-1} Honda state: {v_rep#funAddr~thread1.base_7=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:54,266 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0
[2022-07-22 12:21:54,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,267 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,269 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:54,269 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:54,299 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:54,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,301 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,308 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:54,308 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:54,532 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:54,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:54,535 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:54,535 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:54,535 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:54,535 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:54,535 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:54,535 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,535 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:54,536 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:54,536 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration4_Loop
[2022-07-22 12:21:54,536 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:54,536 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:54,537 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,547 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,549 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,559 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,561 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,572 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,574 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:54,645 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:54,645 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:54,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,647 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:54,660 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,662 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:54,663 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:54,663 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:54,663 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:54,665 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:54,665 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:54,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:54,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Ended with exit code 0
[2022-07-22 12:21:54,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,692 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:54,703 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:54,703 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:54,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:54,704 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:54,706 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:54,706 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:54,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:54,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:54,773 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,773 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,774 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:54,787 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:54,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:54,787 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:54,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:54,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:54,789 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:54,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:54,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,797 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:54,799 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:21:54,799 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2022-07-22 12:21:54,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:54,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:54,800 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:54,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process
[2022-07-22 12:21:54,802 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:54,802 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:54,802 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:54,802 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(thread2Thread1of1ForFork0_~i~1#1, ~N2~0) = -1*thread2Thread1of1ForFork0_~i~1#1 + 1*~N2~0
Supporting invariants []
[2022-07-22 12:21:54,824 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0
[2022-07-22 12:21:54,825 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:54,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:54,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:54,856 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:54,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:54,867 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:54,868 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:54,868 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 38 states and 97 transitions. cyclomatic complexity: 77 Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:54,912 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 38 states and 97 transitions. cyclomatic complexity: 77. Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 63 states and 162 transitions. Complement of second has 3 states.
[2022-07-22 12:21:54,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:54,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions.
[2022-07-22 12:21:54,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 1 letters.
[2022-07-22 12:21:54,914 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:54,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 6 letters. Loop has 1 letters.
[2022-07-22 12:21:54,914 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:54,914 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 5 letters. Loop has 2 letters.
[2022-07-22 12:21:54,915 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:54,915 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 63 states and 162 transitions.
[2022-07-22 12:21:54,917 INFO L131 ngComponentsAnalysis]: Automaton has 10 accepting balls. 10
[2022-07-22 12:21:54,919 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 63 states to 60 states and 158 transitions.
[2022-07-22 12:21:54,919 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 34
[2022-07-22 12:21:54,920 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44
[2022-07-22 12:21:54,920 INFO L73 IsDeterministic]: Start isDeterministic. Operand 60 states and 158 transitions.
[2022-07-22 12:21:54,921 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:54,921 INFO L220 hiAutomatonCegarLoop]: Abstraction has 60 states and 158 transitions.
[2022-07-22 12:21:54,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states and 158 transitions.
[2022-07-22 12:21:54,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 49.
[2022-07-22 12:21:54,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 49 states have (on average 2.6122448979591835) internal successors, (128), 48 states have internal predecessors, (128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:54,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 128 transitions.
[2022-07-22 12:21:54,927 INFO L242 hiAutomatonCegarLoop]: Abstraction has 49 states and 128 transitions.
[2022-07-22 12:21:54,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-07-22 12:21:54,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2022-07-22 12:21:54,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2022-07-22 12:21:54,932 INFO L87 Difference]: Start difference. First operand 49 states and 128 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:54,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-07-22 12:21:54,964 INFO L93 Difference]: Finished difference Result 71 states and 168 transitions.
[2022-07-22 12:21:54,965 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 71 states and 168 transitions.
[2022-07-22 12:21:54,967 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 9
[2022-07-22 12:21:54,968 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 71 states to 59 states and 142 transitions.
[2022-07-22 12:21:54,968 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43
[2022-07-22 12:21:54,969 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 43
[2022-07-22 12:21:54,969 INFO L73 IsDeterministic]: Start isDeterministic. Operand 59 states and 142 transitions.
[2022-07-22 12:21:54,970 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:54,970 INFO L220 hiAutomatonCegarLoop]: Abstraction has 59 states and 142 transitions.
[2022-07-22 12:21:54,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states and 142 transitions.
[2022-07-22 12:21:54,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 56.
[2022-07-22 12:21:54,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 2.4464285714285716) internal successors, (137), 55 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:54,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 137 transitions.
[2022-07-22 12:21:54,976 INFO L242 hiAutomatonCegarLoop]: Abstraction has 56 states and 137 transitions.
[2022-07-22 12:21:54,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2022-07-22 12:21:54,977 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 137 transitions.
[2022-07-22 12:21:54,978 INFO L332 stractBuchiCegarLoop]: ======== Iteration 5 ============
[2022-07-22 12:21:54,978 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 137 transitions.
[2022-07-22 12:21:54,979 INFO L131 ngComponentsAnalysis]: Automaton has 9 accepting balls. 9
[2022-07-22 12:21:54,979 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:54,979 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:54,980 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:54,980 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:54,981 INFO L748 eck$LassoCheckResult]: Stem: 992#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 994#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 990#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 938#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 940#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1004#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 1008#[L71-4, thread2ENTRY, L41-4]don't care [304] L71-4-->L72-1: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_19|) (select |v_#length_39| |v_ULTIMATE.start_main_~#t1~0#1.base_21|)) (= (select |v_#valid_58| |v_ULTIMATE.start_main_~#t1~0#1.base_21|) 1) (= (select (select |v_#memory_int_19| |v_ULTIMATE.start_main_~#t1~0#1.base_21|) |v_ULTIMATE.start_main_~#t1~0#1.offset_19|) |v_ULTIMATE.start_main_#t~mem11#1_14|) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_19|)) InVars {#valid=|v_#valid_58|, #memory_int=|v_#memory_int_19|, #length=|v_#length_39|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_21|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_19|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_9|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_15|, #valid=|v_#valid_58|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_14|, #memory_int=|v_#memory_int_19|, #length=|v_#length_39|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_21|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_19|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~mem11#1] 1010#[L72-1, thread2ENTRY, L41-4]don't care
[2022-07-22 12:21:54,981 INFO L750 eck$LassoCheckResult]: Loop: 1010#[L72-1, thread2ENTRY, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1010#[L72-1, thread2ENTRY, L41-4]don't care
[2022-07-22 12:21:54,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:54,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1316230860, now seen corresponding path program 1 times
[2022-07-22 12:21:54,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:54,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972083310]
[2022-07-22 12:21:54,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:54,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,004 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,021 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:55,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,022 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 4 times
[2022-07-22 12:21:55,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:55,022 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676760768]
[2022-07-22 12:21:55,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:55,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,026 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:55,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,031 INFO L85 PathProgramCache]: Analyzing trace with hash -2146515993, now seen corresponding path program 2 times
[2022-07-22 12:21:55,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:55,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445373748]
[2022-07-22 12:21:55,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:55,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,051 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:55,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,068 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:55,085 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:55,085 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:55,085 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:55,085 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:55,085 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:55,085 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,085 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:55,085 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:55,085 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration5_Loop
[2022-07-22 12:21:55,086 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:55,086 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:55,087 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,091 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,102 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,148 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:55,148 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:55,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,149 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,150 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,152 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,152 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,165 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:55,165 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_9=0} Honda state: {v_rep#funAddr~thread1.offset_9=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:55,187 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0
[2022-07-22 12:21:55,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,188 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,195 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,195 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,226 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,226 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,227 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,229 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:55,230 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,252 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:55,252 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~counter~0=0} Honda state: {~counter~0=0} Generalized eigenvectors: [{~counter~0=-6}, {~counter~0=6}, {~counter~0=1}] Lambdas: [2, 1, 1] Nus: [1, 0]
[2022-07-22 12:21:55,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,275 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,277 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,277 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,292 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:55,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_9=-1} Honda state: {v_rep#funAddr~thread2.base_9=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:55,314 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,316 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,318 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,318 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,330 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:55,330 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:55,352 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0
[2022-07-22 12:21:55,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,353 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,355 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,355 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,355 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,363 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:55,364 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:55,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,387 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,389 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:55,390 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,422 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0
[2022-07-22 12:21:55,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,424 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,424 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,425 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:55,425 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:55,560 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:55,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0
[2022-07-22 12:21:55,562 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:55,562 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:55,563 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:55,563 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:55,563 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:55,563 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,563 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:55,563 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:55,563 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration5_Loop
[2022-07-22 12:21:55,563 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:55,563 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:55,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,567 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,569 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,577 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,579 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,581 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,583 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:55,643 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:55,643 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:55,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,645 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,647 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:55,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,655 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:55,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:55,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:55,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:55,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:55,656 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:55,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:55,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:55,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,682 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:55,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,693 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:55,694 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:55,694 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:55,694 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:55,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:55,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:55,698 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:55,720 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0
[2022-07-22 12:21:55,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,722 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,723 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,723 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:55,731 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:55,731 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:55,731 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:55,731 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:55,731 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:55,732 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:55,732 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:55,734 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:55,737 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver.
[2022-07-22 12:21:55,737 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:21:55,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:55,738 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:55,739 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:55,740 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process
[2022-07-22 12:21:55,741 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:55,741 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:55,741 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:55,741 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:55,763 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0
[2022-07-22 12:21:55,764 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:55,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:55,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:55,799 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:55,809 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:55,810 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:55,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:55,811 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:55,811 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 137 transitions. cyclomatic complexity: 102 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:55,846 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 137 transitions. cyclomatic complexity: 102. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 73 states and 176 transitions. Complement of second has 3 states.
[2022-07-22 12:21:55,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:55,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:55,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions.
[2022-07-22 12:21:55,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 7 letters. Loop has 1 letters.
[2022-07-22 12:21:55,848 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:55,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:55,848 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:55,848 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 7 letters. Loop has 2 letters.
[2022-07-22 12:21:55,848 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:55,849 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 73 states and 176 transitions.
[2022-07-22 12:21:55,850 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8
[2022-07-22 12:21:55,851 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 73 states to 68 states and 167 transitions.
[2022-07-22 12:21:55,852 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 39
[2022-07-22 12:21:55,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46
[2022-07-22 12:21:55,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 167 transitions.
[2022-07-22 12:21:55,853 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:55,853 INFO L220 hiAutomatonCegarLoop]: Abstraction has 68 states and 167 transitions.
[2022-07-22 12:21:55,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 167 transitions.
[2022-07-22 12:21:55,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 56.
[2022-07-22 12:21:55,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 2.482142857142857) internal successors, (139), 55 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 139 transitions.
[2022-07-22 12:21:55,885 INFO L242 hiAutomatonCegarLoop]: Abstraction has 56 states and 139 transitions.
[2022-07-22 12:21:55,885 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 139 transitions.
[2022-07-22 12:21:55,885 INFO L332 stractBuchiCegarLoop]: ======== Iteration 6 ============
[2022-07-22 12:21:55,886 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 139 transitions.
[2022-07-22 12:21:55,887 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8
[2022-07-22 12:21:55,887 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:55,887 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:55,887 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:55,887 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:55,888 INFO L748 eck$LassoCheckResult]: Stem: 1211#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1213#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1209#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1159#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 1161#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 1175#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 1181#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1197#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:55,888 INFO L750 eck$LassoCheckResult]: Loop: 1197#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1197#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:55,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1316171870, now seen corresponding path program 1 times
[2022-07-22 12:21:55,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:55,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982002816]
[2022-07-22 12:21:55,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:55,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,920 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:55,966 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:55,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,967 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 5 times
[2022-07-22 12:21:55,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:55,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872739128]
[2022-07-22 12:21:55,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:55,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,971 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:55,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:55,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:55,975 INFO L85 PathProgramCache]: Analyzing trace with hash 2146622613, now seen corresponding path program 2 times
[2022-07-22 12:21:55,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:55,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540940380]
[2022-07-22 12:21:55,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:55,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:56,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:56,015 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:56,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:56,046 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:56,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,066 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:56,067 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:56,067 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:56,067 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:56,067 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:56,067 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,067 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:56,067 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:56,067 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration6_Loop
[2022-07-22 12:21:56,067 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:56,067 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:56,068 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,073 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,084 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,088 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,137 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:56,139 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:56,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,143 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,153 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:56,153 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,172 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:56,172 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_11=1} Honda state: {v_rep#funAddr~thread2.offset_11=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:56,199 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,200 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,201 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:56,201 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,210 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:56,210 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:56,232 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,233 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,235 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:56,236 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,237 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,249 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:56,249 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_11=0} Honda state: {v_rep#funAddr~thread1.offset_11=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:56,270 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0
[2022-07-22 12:21:56,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,272 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,273 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,274 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:56,274 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,287 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:56,288 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_11=-1} Honda state: {v_rep#funAddr~thread2.base_11=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:56,309 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Ended with exit code 0
[2022-07-22 12:21:56,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,310 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,313 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:56,313 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,343 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,345 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,346 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:56,346 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:56,489 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:56,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,491 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:56,491 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:56,491 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:56,492 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:56,492 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:56,492 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,492 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:56,492 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:56,492 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration6_Loop
[2022-07-22 12:21:56,492 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:56,492 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:56,493 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,496 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,497 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,504 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,509 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,512 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:56,569 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:56,569 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:56,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,570 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,588 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,588 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,589 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,590 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:56,590 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:56,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,602 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:56,632 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,633 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,633 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,633 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,636 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,643 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:56,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,643 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,644 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:56,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:56,645 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:56,667 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,669 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,670 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,678 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,678 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,678 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,678 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,680 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:56,680 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:56,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:56,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,706 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,713 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,715 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:21:56,715 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:21:56,741 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:56,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0
[2022-07-22 12:21:56,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,772 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,772 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,773 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,780 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,780 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:56,780 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,781 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,781 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:56,781 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:56,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:56,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,807 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,808 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:56,816 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:56,816 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:56,816 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:56,816 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:56,816 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:56,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:56,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:56,819 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:56,821 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:21:56,821 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2022-07-22 12:21:56,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:56,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:56,822 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:56,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process
[2022-07-22 12:21:56,824 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:56,824 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:56,824 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:56,824 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:56,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:56,846 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:56,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:56,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:56,886 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:56,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:56,900 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:56,901 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:56,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:56,903 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:56,903 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 139 transitions. cyclomatic complexity: 103 Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:56,947 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 139 transitions. cyclomatic complexity: 103. Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 77 states and 196 transitions. Complement of second has 3 states.
[2022-07-22 12:21:56,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 10 transitions.
[2022-07-22 12:21:56,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 1 letters.
[2022-07-22 12:21:56,951 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:56,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:56,952 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:56,952 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 10 transitions. Stem has 7 letters. Loop has 2 letters.
[2022-07-22 12:21:56,952 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:56,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 77 states and 196 transitions.
[2022-07-22 12:21:56,956 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8
[2022-07-22 12:21:56,957 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 77 states to 71 states and 185 transitions.
[2022-07-22 12:21:56,957 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40
[2022-07-22 12:21:56,959 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 46
[2022-07-22 12:21:56,959 INFO L73 IsDeterministic]: Start isDeterministic. Operand 71 states and 185 transitions.
[2022-07-22 12:21:56,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:56,965 INFO L220 hiAutomatonCegarLoop]: Abstraction has 71 states and 185 transitions.
[2022-07-22 12:21:56,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states and 185 transitions.
[2022-07-22 12:21:56,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 58.
[2022-07-22 12:21:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 58 states have (on average 2.4827586206896552) internal successors, (144), 57 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:56,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 144 transitions.
[2022-07-22 12:21:56,982 INFO L242 hiAutomatonCegarLoop]: Abstraction has 58 states and 144 transitions.
[2022-07-22 12:21:56,982 INFO L425 stractBuchiCegarLoop]: Abstraction has 58 states and 144 transitions.
[2022-07-22 12:21:56,983 INFO L332 stractBuchiCegarLoop]: ======== Iteration 7 ============
[2022-07-22 12:21:56,983 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 58 states and 144 transitions.
[2022-07-22 12:21:56,984 INFO L131 ngComponentsAnalysis]: Automaton has 8 accepting balls. 8
[2022-07-22 12:21:56,984 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:56,984 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:56,985 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:56,985 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:56,986 INFO L748 eck$LassoCheckResult]: Stem: 1440#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1442#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1438#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1388#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 1390#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1452#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 1458#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 1462#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1472#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:56,986 INFO L750 eck$LassoCheckResult]: Loop: 1472#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1472#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:56,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:56,986 INFO L85 PathProgramCache]: Analyzing trace with hash -2146518163, now seen corresponding path program 3 times
[2022-07-22 12:21:56,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:56,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239012754]
[2022-07-22 12:21:56,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:56,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,018 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,042 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,043 INFO L85 PathProgramCache]: Analyzing trace with hash 338, now seen corresponding path program 6 times
[2022-07-22 12:21:57,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:57,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654250581]
[2022-07-22 12:21:57,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:57,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,047 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,051 INFO L85 PathProgramCache]: Analyzing trace with hash -2117553306, now seen corresponding path program 4 times
[2022-07-22 12:21:57,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:57,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023048872]
[2022-07-22 12:21:57,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:57,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,064 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,092 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:57,092 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:57,092 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:57,092 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:57,092 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:57,093 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,093 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:57,093 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:57,093 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration7_Loop
[2022-07-22 12:21:57,093 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:57,093 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:57,094 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,099 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,101 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,105 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,107 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,109 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,160 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:57,160 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:57,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,166 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,169 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:57,169 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:57,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,189 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:57,189 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post1=0} Honda state: {thread1Thread1of1ForFork1_#t~post1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:57,219 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0
[2022-07-22 12:21:57,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,220 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,221 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:57,222 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:57,251 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:57,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,252 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,254 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:57,254 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:57,390 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:57,392 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:57,393 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:57,393 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:57,393 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:57,393 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:57,393 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:57,393 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,393 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:57,393 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:57,393 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration7_Loop
[2022-07-22 12:21:57,393 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:57,394 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:57,395 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,396 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,400 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,402 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,404 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,408 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,410 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,468 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:57,468 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:57,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,470 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,471 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:57,478 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:57,479 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:57,479 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:57,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:57,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:57,479 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:57,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:57,480 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:57,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:57,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,504 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,504 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,507 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:57,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,514 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:57,514 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:57,515 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:57,515 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:57,515 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:57,515 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:57,516 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:57,518 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:57,520 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:21:57,520 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2022-07-22 12:21:57,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:57,521 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:57,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process
[2022-07-22 12:21:57,523 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:57,523 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:57,523 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:57,523 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:57,546 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Ended with exit code 0
[2022-07-22 12:21:57,547 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:57,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,583 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,597 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,597 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:57,598 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:57,598 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,628 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 71 states and 185 transitions. Complement of second has 3 states.
[2022-07-22 12:21:57,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:57,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 9 transitions.
[2022-07-22 12:21:57,630 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 9 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:57,630 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:57,630 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2022-07-22 12:21:57,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,659 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,671 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,672 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:57,672 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:57,673 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,697 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 71 states and 185 transitions. Complement of second has 3 states.
[2022-07-22 12:21:57,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 9 transitions.
[2022-07-22 12:21:57,699 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 9 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:57,699 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:57,699 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2022-07-22 12:21:57,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,726 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:57,737 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:57,737 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:57,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:57,738 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:57,738 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,769 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 58 states and 144 transitions. cyclomatic complexity: 107. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 76 states and 197 transitions. Complement of second has 2 states.
[2022-07-22 12:21:57,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:57,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:57,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 15 transitions.
[2022-07-22 12:21:57,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 15 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:57,771 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:57,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 15 transitions. Stem has 9 letters. Loop has 1 letters.
[2022-07-22 12:21:57,771 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:57,771 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 15 transitions. Stem has 8 letters. Loop has 2 letters.
[2022-07-22 12:21:57,772 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:57,772 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 76 states and 197 transitions.
[2022-07-22 12:21:57,773 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 12
[2022-07-22 12:21:57,774 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 76 states to 68 states and 168 transitions.
[2022-07-22 12:21:57,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 40
[2022-07-22 12:21:57,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 44
[2022-07-22 12:21:57,775 INFO L73 IsDeterministic]: Start isDeterministic. Operand 68 states and 168 transitions.
[2022-07-22 12:21:57,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:21:57,776 INFO L220 hiAutomatonCegarLoop]: Abstraction has 68 states and 168 transitions.
[2022-07-22 12:21:57,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states and 168 transitions.
[2022-07-22 12:21:57,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 56.
[2022-07-22 12:21:57,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 56 states have (on average 2.3392857142857144) internal successors, (131), 55 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 131 transitions.
[2022-07-22 12:21:57,781 INFO L242 hiAutomatonCegarLoop]: Abstraction has 56 states and 131 transitions.
[2022-07-22 12:21:57,781 INFO L425 stractBuchiCegarLoop]: Abstraction has 56 states and 131 transitions.
[2022-07-22 12:21:57,781 INFO L332 stractBuchiCegarLoop]: ======== Iteration 8 ============
[2022-07-22 12:21:57,781 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 56 states and 131 transitions.
[2022-07-22 12:21:57,782 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 10
[2022-07-22 12:21:57,782 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:57,782 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:57,783 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:57,783 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1]
[2022-07-22 12:21:57,784 INFO L748 eck$LassoCheckResult]: Stem: 1806#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 1808#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 1800#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 1802#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 1840#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 1852#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 1858#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1878#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:57,784 INFO L750 eck$LassoCheckResult]: Loop: 1878#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 1898#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 1878#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:21:57,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1316171870, now seen corresponding path program 5 times
[2022-07-22 12:21:57,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:57,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030460500]
[2022-07-22 12:21:57,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:57,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,797 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,808 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,809 INFO L85 PathProgramCache]: Analyzing trace with hash 10971, now seen corresponding path program 1 times
[2022-07-22 12:21:57,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:57,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796127912]
[2022-07-22 12:21:57,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:57,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,814 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,818 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:57,819 INFO L85 PathProgramCache]: Analyzing trace with hash 2120792056, now seen corresponding path program 1 times
[2022-07-22 12:21:57,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:57,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193072974]
[2022-07-22 12:21:57,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:57,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,832 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:57,844 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:57,949 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:57,950 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:57,950 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:57,950 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:57,950 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:57,950 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:57,950 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:57,950 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:57,950 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration8_Loop
[2022-07-22 12:21:57,950 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:57,951 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:57,952 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,954 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,956 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,962 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,966 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,968 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,970 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,974 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,976 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:57,983 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:57,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,075 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:58,076 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:58,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,079 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,094 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:58,094 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:58,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,114 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:58,114 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread1Thread1of1ForFork1_#t~post2=0} Honda state: {thread1Thread1of1ForFork1_#t~post2=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:58,147 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,149 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,150 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:58,151 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:58,161 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,169 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:58,169 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:58,199 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0
[2022-07-22 12:21:58,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,201 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,203 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:58,203 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:58,211 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:58,212 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:58,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,236 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,239 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:58,239 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:58,269 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0
[2022-07-22 12:21:58,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,270 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,271 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,271 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:58,271 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:58,413 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:58,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Ended with exit code 0
[2022-07-22 12:21:58,416 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:58,416 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:58,416 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:58,416 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:58,416 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:58,416 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,416 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:58,416 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:58,416 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration8_Loop
[2022-07-22 12:21:58,417 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:58,417 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:58,418 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,423 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,428 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,430 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,431 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,433 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,436 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,445 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,532 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:58,532 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:58,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,536 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,544 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:58,553 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:58,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:58,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:58,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:58,553 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:58,554 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:58,554 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:58,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:58,597 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,598 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,598 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,600 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:58,609 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:58,609 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:58,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:58,609 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:58,609 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:58,610 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:58,610 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:58,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,620 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:58,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,654 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,656 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:58,664 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:58,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:58,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:58,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:58,665 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:58,666 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:58,666 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:58,667 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,676 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:58,704 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,706 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,706 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:58,713 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:58,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:58,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:58,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:58,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:58,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:58,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:58,724 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:58,727 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:21:58,727 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2022-07-22 12:21:58,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:58,728 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:58,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process
[2022-07-22 12:21:58,729 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:58,729 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:58,729 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:58,729 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N1~0, thread1Thread1of1ForFork1_~i~0) = 1*~N1~0 - 1*thread1Thread1of1ForFork1_~i~0
Supporting invariants []
[2022-07-22 12:21:58,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:58,752 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:58,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:58,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:58,794 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:58,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:58,812 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:58,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:58,816 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates
[2022-07-22 12:21:58,816 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 56 states and 131 transitions. cyclomatic complexity: 92 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)
[2022-07-22 12:21:58,861 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 56 states and 131 transitions. cyclomatic complexity: 92. 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 114 states and 306 transitions. Complement of second has 4 states.
[2022-07-22 12:21:58,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:58,862 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)
[2022-07-22 12:21:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 24 transitions.
[2022-07-22 12:21:58,862 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 7 letters. Loop has 2 letters.
[2022-07-22 12:21:58,863 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:58,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 9 letters. Loop has 2 letters.
[2022-07-22 12:21:58,863 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:58,863 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 24 transitions. Stem has 7 letters. Loop has 4 letters.
[2022-07-22 12:21:58,863 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:58,863 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 306 transitions.
[2022-07-22 12:21:58,866 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 6
[2022-07-22 12:21:58,867 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 93 states and 235 transitions.
[2022-07-22 12:21:58,867 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 46
[2022-07-22 12:21:58,868 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 55
[2022-07-22 12:21:58,868 INFO L73 IsDeterministic]: Start isDeterministic. Operand 93 states and 235 transitions.
[2022-07-22 12:21:58,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2022-07-22 12:21:58,868 INFO L220 hiAutomatonCegarLoop]: Abstraction has 93 states and 235 transitions.
[2022-07-22 12:21:58,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states and 235 transitions.
[2022-07-22 12:21:58,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 71.
[2022-07-22 12:21:58,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 2.535211267605634) internal successors, (180), 70 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:58,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 180 transitions.
[2022-07-22 12:21:58,874 INFO L242 hiAutomatonCegarLoop]: Abstraction has 71 states and 180 transitions.
[2022-07-22 12:21:58,874 INFO L425 stractBuchiCegarLoop]: Abstraction has 71 states and 180 transitions.
[2022-07-22 12:21:58,874 INFO L332 stractBuchiCegarLoop]: ======== Iteration 9 ============
[2022-07-22 12:21:58,874 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 180 transitions.
[2022-07-22 12:21:58,875 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 6
[2022-07-22 12:21:58,875 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:58,875 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:58,876 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:58,876 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:58,877 INFO L748 eck$LassoCheckResult]: Stem: 2077#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 2079#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 2071#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 2073#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 2113#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 2145#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2173#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 2167#[L71-4, L41-4, L51-4]don't care [304] L71-4-->L72-1: Formula: (and (<= (+ 4 |v_ULTIMATE.start_main_~#t1~0#1.offset_19|) (select |v_#length_39| |v_ULTIMATE.start_main_~#t1~0#1.base_21|)) (= (select |v_#valid_58| |v_ULTIMATE.start_main_~#t1~0#1.base_21|) 1) (= (select (select |v_#memory_int_19| |v_ULTIMATE.start_main_~#t1~0#1.base_21|) |v_ULTIMATE.start_main_~#t1~0#1.offset_19|) |v_ULTIMATE.start_main_#t~mem11#1_14|) (<= 0 |v_ULTIMATE.start_main_~#t1~0#1.offset_19|)) InVars {#valid=|v_#valid_58|, #memory_int=|v_#memory_int_19|, #length=|v_#length_39|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_21|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_19|} OutVars{ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_9|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_15|, #valid=|v_#valid_58|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_14|, #memory_int=|v_#memory_int_19|, #length=|v_#length_39|, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_21|, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_19|} AuxVars[] AssignedVars[ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~mem11#1] 2169#[L72-1, L41-4, L51-4]don't care
[2022-07-22 12:21:58,877 INFO L750 eck$LassoCheckResult]: Loop: 2169#[L72-1, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2169#[L72-1, L41-4, L51-4]don't care
[2022-07-22 12:21:58,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:58,878 INFO L85 PathProgramCache]: Analyzing trace with hash -2146518166, now seen corresponding path program 1 times
[2022-07-22 12:21:58,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:58,878 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872698866]
[2022-07-22 12:21:58,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:58,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:58,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,893 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,907 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:58,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:58,908 INFO L85 PathProgramCache]: Analyzing trace with hash 344, now seen corresponding path program 2 times
[2022-07-22 12:21:58,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:58,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143905834]
[2022-07-22 12:21:58,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:58,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,913 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:58,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,916 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:58,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:58,917 INFO L85 PathProgramCache]: Analyzing trace with hash -2117553393, now seen corresponding path program 1 times
[2022-07-22 12:21:58,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:58,917 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435860262]
[2022-07-22 12:21:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:58,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,932 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:58,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:58,947 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:58,992 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:58,993 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:58,993 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:58,993 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:58,993 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:58,993 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:58,993 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:58,993 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:58,993 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration9_Loop
[2022-07-22 12:21:58,994 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:58,994 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:58,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:58,999 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,003 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,005 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,009 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,011 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,013 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,015 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,017 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,078 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:59,078 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:59,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,080 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,089 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,108 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:59,108 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=1, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=1, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:59,142 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:59,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,143 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,146 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,146 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,156 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,197 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:59,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,198 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,200 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:21:59,200 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,362 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:21:59,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0
[2022-07-22 12:21:59,364 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:59,364 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:59,364 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:59,364 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:59,364 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:21:59,365 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,365 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:59,365 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:59,365 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration9_Loop
[2022-07-22 12:21:59,365 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:59,365 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:59,366 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,370 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,382 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,385 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,387 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,389 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,458 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:59,459 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:21:59,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,459 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,460 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,466 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:59,473 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:59,473 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:59,473 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:59,473 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:59,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:59,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:59,474 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:59,477 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:59,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (98)] Ended with exit code 0
[2022-07-22 12:21:59,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,500 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,500 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,501 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:59,508 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:59,509 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:59,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:59,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:59,509 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:59,509 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:59,509 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:59,510 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:21:59,532 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (99)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:59,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,533 INFO L229 MonitoredProcess]: Starting monitored process 100 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:21:59,541 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:21:59,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:21:59,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:21:59,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:21:59,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:21:59,542 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:21:59,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:21:59,544 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:21:59,547 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:21:59,547 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 0 variables to zero.
[2022-07-22 12:21:59,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,548 INFO L229 MonitoredProcess]: Starting monitored process 101 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,549 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,549 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:21:59,549 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:21:59,549 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:21:59,549 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~N2~0, thread2Thread1of1ForFork0_~i~1#1) = 1*~N2~0 - 1*thread2Thread1of1ForFork0_~i~1#1
Supporting invariants []
[2022-07-22 12:21:59,571 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (100)] Ended with exit code 0
[2022-07-22 12:21:59,572 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:21:59,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:59,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:21:59,606 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:59,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:21:59,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:21:59,617 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:21:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:21:59,618 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:21:59,618 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 180 transitions. cyclomatic complexity: 133 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:59,645 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 180 transitions. cyclomatic complexity: 133. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 91 states and 225 transitions. Complement of second has 3 states.
[2022-07-22 12:21:59,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:21:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:21:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions.
[2022-07-22 12:21:59,646 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:21:59,647 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:59,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 9 letters. Loop has 1 letters.
[2022-07-22 12:21:59,647 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:59,647 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 8 letters. Loop has 2 letters.
[2022-07-22 12:21:59,647 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:21:59,647 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 91 states and 225 transitions.
[2022-07-22 12:21:59,649 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 6
[2022-07-22 12:21:59,650 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 91 states to 91 states and 225 transitions.
[2022-07-22 12:21:59,651 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 45
[2022-07-22 12:21:59,651 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 50
[2022-07-22 12:21:59,651 INFO L73 IsDeterministic]: Start isDeterministic. Operand 91 states and 225 transitions.
[2022-07-22 12:21:59,651 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2022-07-22 12:21:59,651 INFO L220 hiAutomatonCegarLoop]: Abstraction has 91 states and 225 transitions.
[2022-07-22 12:21:59,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states and 225 transitions.
[2022-07-22 12:21:59,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 71.
[2022-07-22 12:21:59,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 71 states have (on average 2.535211267605634) internal successors, (180), 70 states have internal predecessors, (180), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:21:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 180 transitions.
[2022-07-22 12:21:59,657 INFO L242 hiAutomatonCegarLoop]: Abstraction has 71 states and 180 transitions.
[2022-07-22 12:21:59,657 INFO L425 stractBuchiCegarLoop]: Abstraction has 71 states and 180 transitions.
[2022-07-22 12:21:59,657 INFO L332 stractBuchiCegarLoop]: ======== Iteration 10 ============
[2022-07-22 12:21:59,657 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 71 states and 180 transitions.
[2022-07-22 12:21:59,658 INFO L131 ngComponentsAnalysis]: Automaton has 6 accepting balls. 6
[2022-07-22 12:21:59,658 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:21:59,658 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:21:59,659 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:21:59,659 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:21:59,660 INFO L748 eck$LassoCheckResult]: Stem: 2353#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 2355#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 2347#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 2349#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 2387#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 2423#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2441#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 2447#[L71-4, L41-4, L51-4]don't care [303] L41-4-->thread1EXIT: Formula: (and (not (< v_thread1Thread1of1ForFork1_~i~0_23 v_~N1~0_25)) (= |v_thread1Thread1of1ForFork1_#res.base_9| 0) (= |v_thread1Thread1of1ForFork1_#res.offset_9| 0)) InVars {thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, ~N1~0=v_~N1~0_25} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_9|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_23, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_9|, ~N1~0=v_~N1~0_25} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#res.offset] 2369#[L71-4, thread1EXIT, L51-4]don't care
[2022-07-22 12:21:59,660 INFO L750 eck$LassoCheckResult]: Loop: 2369#[L71-4, thread1EXIT, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2369#[L71-4, thread1EXIT, L51-4]don't care
[2022-07-22 12:21:59,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:59,660 INFO L85 PathProgramCache]: Analyzing trace with hash -2146518167, now seen corresponding path program 1 times
[2022-07-22 12:21:59,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:59,661 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979727864]
[2022-07-22 12:21:59,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:59,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:59,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,671 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,682 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:59,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:59,683 INFO L85 PathProgramCache]: Analyzing trace with hash 344, now seen corresponding path program 3 times
[2022-07-22 12:21:59,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:59,683 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94902729]
[2022-07-22 12:21:59,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:59,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,688 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:59,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,691 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:59,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:21:59,692 INFO L85 PathProgramCache]: Analyzing trace with hash -2117553424, now seen corresponding path program 1 times
[2022-07-22 12:21:59,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:21:59,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297761138]
[2022-07-22 12:21:59,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:21:59,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:21:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,703 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:21:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:21:59,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:21:59,770 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:21:59,770 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:21:59,770 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:21:59,770 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:21:59,770 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:21:59,770 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,770 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:21:59,770 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:21:59,770 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration10_Loop
[2022-07-22 12:21:59,770 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:21:59,770 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:21:59,771 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,773 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,774 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,776 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,784 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,788 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,792 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:21:59,859 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:21:59,860 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:21:59,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,861 INFO L229 MonitoredProcess]: Starting monitored process 102 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,862 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,863 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,863 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,877 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:59,877 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.offset_19=1} Honda state: {v_rep#funAddr~thread2.offset_19=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:59,900 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (102)] Ended with exit code 0
[2022-07-22 12:21:59,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,901 INFO L229 MonitoredProcess]: Starting monitored process 103 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,904 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,904 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,918 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:59,918 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_19=0} Honda state: {v_rep#funAddr~thread1.offset_19=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:59,940 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (103)] Ended with exit code 0
[2022-07-22 12:21:59,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,942 INFO L229 MonitoredProcess]: Starting monitored process 104 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,943 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,943 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:21:59,956 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:21:59,957 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_19=-1} Honda state: {v_rep#funAddr~thread2.base_19=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:21:59,979 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (104)] Forceful destruction successful, exit code 0
[2022-07-22 12:21:59,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:21:59,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:21:59,980 INFO L229 MonitoredProcess]: Starting monitored process 105 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:21:59,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Waiting until timeout for monitored process
[2022-07-22 12:21:59,981 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:21:59,981 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (105)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,013 INFO L229 MonitoredProcess]: Starting monitored process 106 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,014 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:22:00,014 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,050 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:22:00,052 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (106)] Ended with exit code 0
[2022-07-22 12:22:00,052 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:22:00,052 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:22:00,052 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:22:00,052 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:22:00,052 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:22:00,052 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,053 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:22:00,053 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:22:00,053 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration10_Loop
[2022-07-22 12:22:00,053 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:22:00,053 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:22:00,054 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,055 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,057 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,069 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,071 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,074 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,076 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,150 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:22:00,150 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:22:00,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,151 INFO L229 MonitoredProcess]: Starting monitored process 107 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,154 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,160 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:00,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,161 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,161 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,161 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:00,161 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:00,162 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:00,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (107)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,185 INFO L229 MonitoredProcess]: Starting monitored process 108 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,186 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,193 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,193 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,193 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,193 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,195 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:00,195 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:00,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:00,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (108)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,254 INFO L229 MonitoredProcess]: Starting monitored process 109 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,255 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,255 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,262 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,263 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:00,263 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:00,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:00,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (109)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,290 INFO L229 MonitoredProcess]: Starting monitored process 110 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,302 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,302 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:00,302 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,302 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,302 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,303 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:00,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:00,305 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:00,326 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (110)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,328 INFO L229 MonitoredProcess]: Starting monitored process 111 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,336 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,337 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:00,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:00,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:00,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (111)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,364 INFO L229 MonitoredProcess]: Starting monitored process 112 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:00,372 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:00,373 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:00,373 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:00,373 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:00,373 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:00,374 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:00,374 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:00,376 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:22:00,378 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:22:00,378 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:22:00,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,379 INFO L229 MonitoredProcess]: Starting monitored process 113 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,401 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:22:00,412 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:22:00,412 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:22:00,412 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~counter~0) = 1*~counter~0
Supporting invariants []
[2022-07-22 12:22:00,429 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (101)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (112)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,445 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:22:00,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:00,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Ended with exit code 0
[2022-07-22 12:22:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:00,481 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:22:00,481 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:00,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:00,493 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core
[2022-07-22 12:22:00,494 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:00,494 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:22:00,495 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 71 states and 180 transitions. cyclomatic complexity: 133 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:22:00,524 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 71 states and 180 transitions. cyclomatic complexity: 133. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 81 states and 198 transitions. Complement of second has 3 states.
[2022-07-22 12:22:00,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:22:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:22:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 11 transitions.
[2022-07-22 12:22:00,525 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:22:00,526 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:00,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 9 letters. Loop has 1 letters.
[2022-07-22 12:22:00,526 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:00,526 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 11 transitions. Stem has 8 letters. Loop has 2 letters.
[2022-07-22 12:22:00,526 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:00,526 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 81 states and 198 transitions.
[2022-07-22 12:22:00,528 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4
[2022-07-22 12:22:00,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 81 states to 81 states and 198 transitions.
[2022-07-22 12:22:00,530 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 43
[2022-07-22 12:22:00,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 47
[2022-07-22 12:22:00,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 81 states and 198 transitions.
[2022-07-22 12:22:00,530 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2022-07-22 12:22:00,530 INFO L220 hiAutomatonCegarLoop]: Abstraction has 81 states and 198 transitions.
[2022-07-22 12:22:00,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states and 198 transitions.
[2022-07-22 12:22:00,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 72.
[2022-07-22 12:22:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 72 states have (on average 2.5277777777777777) internal successors, (182), 71 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 182 transitions.
[2022-07-22 12:22:00,535 INFO L242 hiAutomatonCegarLoop]: Abstraction has 72 states and 182 transitions.
[2022-07-22 12:22:00,535 INFO L425 stractBuchiCegarLoop]: Abstraction has 72 states and 182 transitions.
[2022-07-22 12:22:00,535 INFO L332 stractBuchiCegarLoop]: ======== Iteration 11 ============
[2022-07-22 12:22:00,535 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 72 states and 182 transitions.
[2022-07-22 12:22:00,536 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4
[2022-07-22 12:22:00,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:22:00,536 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:22:00,537 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:22:00,537 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:22:00,538 INFO L748 eck$LassoCheckResult]: Stem: 2619#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 2621#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 2613#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 2615#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 2653#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2667#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 2673#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 2691#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2723#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:22:00,538 INFO L750 eck$LassoCheckResult]: Loop: 2723#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 2723#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:22:00,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:00,538 INFO L85 PathProgramCache]: Analyzing trace with hash 2146622619, now seen corresponding path program 2 times
[2022-07-22 12:22:00,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:00,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373994645]
[2022-07-22 12:22:00,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:00,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:00,549 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:22:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:00,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:22:00,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:00,560 INFO L85 PathProgramCache]: Analyzing trace with hash 344, now seen corresponding path program 4 times
[2022-07-22 12:22:00,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:00,560 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752731640]
[2022-07-22 12:22:00,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:00,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:00,564 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:22:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:00,568 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:22:00,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:00,569 INFO L85 PathProgramCache]: Analyzing trace with hash 2120792062, now seen corresponding path program 3 times
[2022-07-22 12:22:00,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:00,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545809229]
[2022-07-22 12:22:00,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:00,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:00,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:00,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2022-07-22 12:22:00,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545809229]
[2022-07-22 12:22:00,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545809229] provided 1 perfect and 0 imperfect interpolant sequences
[2022-07-22 12:22:00,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2022-07-22 12:22:00,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2022-07-22 12:22:00,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594732618]
[2022-07-22 12:22:00,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2022-07-22 12:22:00,636 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:22:00,637 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:22:00,637 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:22:00,637 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:22:00,637 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:22:00,637 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,637 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:22:00,637 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:22:00,637 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration11_Loop
[2022-07-22 12:22:00,637 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:22:00,637 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:22:00,639 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,647 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,648 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,652 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,654 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,658 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,659 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:00,728 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:22:00,728 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:22:00,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,729 INFO L229 MonitoredProcess]: Starting monitored process 114 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,731 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:00,731 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,743 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:00,744 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_21=0} Honda state: {v_rep#funAddr~thread1.offset_21=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:00,765 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (114)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:00,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,767 INFO L229 MonitoredProcess]: Starting monitored process 115 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:00,769 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,782 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:00,783 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_21=-1} Honda state: {v_rep#funAddr~thread2.base_21=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:00,804 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (115)] Ended with exit code 0
[2022-07-22 12:22:00,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,805 INFO L229 MonitoredProcess]: Starting monitored process 116 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,806 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:00,806 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,820 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:00,820 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_21=-1} Honda state: {v_rep#funAddr~thread1.base_21=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:00,842 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (116)] Ended with exit code 0
[2022-07-22 12:22:00,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,843 INFO L229 MonitoredProcess]: Starting monitored process 117 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,843 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,844 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:00,844 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,852 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:00,853 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:00,874 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (117)] Ended with exit code 0
[2022-07-22 12:22:00,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,875 INFO L229 MonitoredProcess]: Starting monitored process 118 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,876 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:00,876 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:00,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (118)] Ended with exit code 0
[2022-07-22 12:22:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:00,909 INFO L229 MonitoredProcess]: Starting monitored process 119 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:00,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Waiting until timeout for monitored process
[2022-07-22 12:22:00,910 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:22:00,910 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:01,072 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:22:01,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (119)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:01,075 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:22:01,075 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:22:01,075 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:22:01,075 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:22:01,075 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:22:01,075 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,075 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:22:01,076 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:22:01,076 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration11_Loop
[2022-07-22 12:22:01,076 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:22:01,076 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:22:01,077 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,081 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,085 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,090 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,093 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,097 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,103 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,169 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:22:01,170 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:22:01,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,171 INFO L229 MonitoredProcess]: Starting monitored process 120 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,176 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:01,183 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:01,183 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:01,184 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:01,184 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:01,185 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:01,185 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:01,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:01,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (120)] Ended with exit code 0
[2022-07-22 12:22:01,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,214 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,215 INFO L229 MonitoredProcess]: Starting monitored process 121 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,217 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:01,225 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:01,225 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:01,225 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:01,225 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:01,227 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:01,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:01,230 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:01,252 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (121)] Ended with exit code 0
[2022-07-22 12:22:01,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,253 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,253 INFO L229 MonitoredProcess]: Starting monitored process 122 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:01,261 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:01,262 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:01,262 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:01,262 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:01,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:01,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:01,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:01,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:01,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (122)] Ended with exit code 0
[2022-07-22 12:22:01,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,286 INFO L229 MonitoredProcess]: Starting monitored process 123 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:01,295 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:01,295 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:01,295 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:01,295 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:01,297 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:01,297 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:01,303 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:01,325 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (123)] Ended with exit code 0
[2022-07-22 12:22:01,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,325 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,326 INFO L229 MonitoredProcess]: Starting monitored process 124 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,329 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:01,336 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:01,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:01,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:01,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:01,336 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:01,337 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:01,337 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:01,339 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:22:01,346 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:22:01,346 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:22:01,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,348 INFO L229 MonitoredProcess]: Starting monitored process 125 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,352 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,352 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:22:01,352 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:22:01,352 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:22:01,353 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(thread2Thread1of1ForFork0_~i~1#1, ~N2~0) = -1*thread2Thread1of1ForFork0_~i~1#1 + 1*~N2~0
Supporting invariants []
[2022-07-22 12:22:01,376 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (124)] Ended with exit code 0
[2022-07-22 12:22:01,377 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:22:01,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:01,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:01,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:22:01,417 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:01,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:01,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 4 conjunts are in the unsatisfiable core
[2022-07-22 12:22:01,441 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:01,442 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:22:01,442 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 72 states and 182 transitions. cyclomatic complexity: 133 Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:22:01,471 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 72 states and 182 transitions. cyclomatic complexity: 133. Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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 111 states and 277 transitions. Complement of second has 3 states.
[2022-07-22 12:22:01,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:22:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 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)
[2022-07-22 12:22:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 13 transitions.
[2022-07-22 12:22:01,473 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 8 letters. Loop has 1 letters.
[2022-07-22 12:22:01,474 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:01,474 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 9 letters. Loop has 1 letters.
[2022-07-22 12:22:01,474 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:01,474 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 13 transitions. Stem has 8 letters. Loop has 2 letters.
[2022-07-22 12:22:01,474 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:01,474 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 111 states and 277 transitions.
[2022-07-22 12:22:01,476 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4
[2022-07-22 12:22:01,478 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 111 states to 108 states and 272 transitions.
[2022-07-22 12:22:01,478 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 51
[2022-07-22 12:22:01,478 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 52
[2022-07-22 12:22:01,478 INFO L73 IsDeterministic]: Start isDeterministic. Operand 108 states and 272 transitions.
[2022-07-22 12:22:01,478 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2022-07-22 12:22:01,478 INFO L220 hiAutomatonCegarLoop]: Abstraction has 108 states and 272 transitions.
[2022-07-22 12:22:01,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states and 272 transitions.
[2022-07-22 12:22:01,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 93.
[2022-07-22 12:22:01,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 93 states have (on average 2.5268817204301075) internal successors, (235), 92 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 235 transitions.
[2022-07-22 12:22:01,484 INFO L242 hiAutomatonCegarLoop]: Abstraction has 93 states and 235 transitions.
[2022-07-22 12:22:01,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2022-07-22 12:22:01,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2022-07-22 12:22:01,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20
[2022-07-22 12:22:01,485 INFO L87 Difference]: Start difference. First operand 93 states and 235 transitions. Second operand has 5 states, 4 states have (on average 2.25) internal successors, (9), 4 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)
[2022-07-22 12:22:01,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2022-07-22 12:22:01,522 INFO L93 Difference]: Finished difference Result 162 states and 384 transitions.
[2022-07-22 12:22:01,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 162 states and 384 transitions.
[2022-07-22 12:22:01,525 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4
[2022-07-22 12:22:01,526 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 162 states to 120 states and 290 transitions.
[2022-07-22 12:22:01,526 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 60
[2022-07-22 12:22:01,527 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 62
[2022-07-22 12:22:01,527 INFO L73 IsDeterministic]: Start isDeterministic. Operand 120 states and 290 transitions.
[2022-07-22 12:22:01,527 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic.
[2022-07-22 12:22:01,527 INFO L220 hiAutomatonCegarLoop]: Abstraction has 120 states and 290 transitions.
[2022-07-22 12:22:01,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states and 290 transitions.
[2022-07-22 12:22:01,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 117.
[2022-07-22 12:22:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 117 states have (on average 2.4188034188034186) internal successors, (283), 116 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 283 transitions.
[2022-07-22 12:22:01,532 INFO L242 hiAutomatonCegarLoop]: Abstraction has 117 states and 283 transitions.
[2022-07-22 12:22:01,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2022-07-22 12:22:01,533 INFO L425 stractBuchiCegarLoop]: Abstraction has 117 states and 283 transitions.
[2022-07-22 12:22:01,533 INFO L332 stractBuchiCegarLoop]: ======== Iteration 12 ============
[2022-07-22 12:22:01,534 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 117 states and 283 transitions.
[2022-07-22 12:22:01,535 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 4
[2022-07-22 12:22:01,535 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2022-07-22 12:22:01,535 INFO L119 BuchiIsEmpty]: Starting construction of run
[2022-07-22 12:22:01,536 INFO L150 hiAutomatonCegarLoop]: Counterexample stem histogram [3, 2, 1, 1, 1, 1, 1, 1]
[2022-07-22 12:22:01,536 INFO L151 hiAutomatonCegarLoop]: Counterexample loop histogram [1]
[2022-07-22 12:22:01,537 INFO L748 eck$LassoCheckResult]: Stem: 3268#[ULTIMATE.startENTRY]don't care [330] ULTIMATE.startENTRY-->L70-3: Formula: (let ((.cse0 (select |v_#memory_int_44| 1)) (.cse1 (store |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 1))) (and (= |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37| (ite (and (<= 0 v_~N2~0_51) (<= 0 v_~N1~0_53)) 1 0)) (not (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| 0)) (= |v_#NULL.base_10| 0) (= |v_ULTIMATE.start_main_~#t2~0#1.offset_35| 0) (= v_~counter~0_104 0) (= |v_#pthreadsForks_39| (+ |v_#pthreadsForks_40| 1)) (= 2 (select |v_#length_66| 1)) (= |v_#length_65| (store (store |v_#length_66| |v_ULTIMATE.start_main_~#t1~0#1.base_47| 4) |v_ULTIMATE.start_main_~#t2~0#1.base_45| 4)) (< 0 |v_#StackHeapBarrier_22|) (= 48 (select .cse0 0)) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t2~0#1.base_45|) (= |v_ULTIMATE.start_assume_abort_if_not_~cond#1_49| |v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|) (= (store .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45| 1) |v_#valid_104|) (= (select |v_#valid_105| 1) 1) (= |v_#memory_int_43| (store |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47| (store (select |v_#memory_int_44| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) |v_ULTIMATE.start_main_~#t1~0#1.offset_41| |v_ULTIMATE.start_main_#t~pre7#1_35|))) (< |v_#StackHeapBarrier_22| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) (= (select .cse0 1) 0) (= |v_ULTIMATE.start_main_#t~pre7#1_35| |v_#pthreadsForks_40|) (= 25 (select |v_#length_66| 2)) (= |v_ULTIMATE.start_main_~#t1~0#1.offset_41| 0) (= (select |v_#valid_105| 0) 0) (= (select |v_#valid_105| 2) 1) (= (select .cse1 |v_ULTIMATE.start_main_~#t2~0#1.base_45|) 0) (= |v_#NULL.offset_10| 0) (= (select |v_#valid_105| |v_ULTIMATE.start_main_~#t1~0#1.base_47|) 0))) InVars {#StackHeapBarrier=|v_#StackHeapBarrier_22|, #pthreadsForks=|v_#pthreadsForks_40|, #valid=|v_#valid_105|, #memory_int=|v_#memory_int_44|, #length=|v_#length_66|} OutVars{ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_35|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_25|, #NULL.offset=|v_#NULL.offset_10|, ~N2~0=v_~N2~0_51, ULTIMATE.start_main_~#t1~0#1.offset=|v_ULTIMATE.start_main_~#t1~0#1.offset_41|, ULTIMATE.start_main_#t~mem12#1=|v_ULTIMATE.start_main_#t~mem12#1_24|, #pthreadsForks=|v_#pthreadsForks_39|, ULTIMATE.start_assume_abort_if_not_~cond#1=|v_ULTIMATE.start_assume_abort_if_not_~cond#1_49|, ULTIMATE.start_main_#t~nondet5#1=|v_ULTIMATE.start_main_#t~nondet5#1_26|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_35|, #length=|v_#length_65|, ~counter~0=v_~counter~0_104, ULTIMATE.start_main_#t~nondet10#1=|v_ULTIMATE.start_main_#t~nondet10#1_17|, ULTIMATE.start_main_#res#1=|v_ULTIMATE.start_main_#res#1_34|, ULTIMATE.start_main_#t~nondet6#1=|v_ULTIMATE.start_main_#t~nondet6#1_40|, ~N1~0=v_~N1~0_53, ULTIMATE.start_main_~#t1~0#1.base=|v_ULTIMATE.start_main_~#t1~0#1.base_47|, #NULL.base=|v_#NULL.base_10|, #StackHeapBarrier=|v_#StackHeapBarrier_22|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_19|, #valid=|v_#valid_104|, #memory_int=|v_#memory_int_43|, ULTIMATE.start_main_#t~mem11#1=|v_ULTIMATE.start_main_#t~mem11#1_22|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_45|, ULTIMATE.start_assume_abort_if_not_#in~cond#1=|v_ULTIMATE.start_assume_abort_if_not_#in~cond#1_37|} AuxVars[] AssignedVars[~counter~0, ULTIMATE.start_main_#t~nondet10#1, ULTIMATE.start_main_~#t2~0#1.offset, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#res#1, ULTIMATE.start_main_#t~nondet6#1, #NULL.offset, ~N2~0, ~N1~0, ULTIMATE.start_main_~#t1~0#1.base, ULTIMATE.start_main_~#t1~0#1.offset, ULTIMATE.start_main_#t~mem12#1, #NULL.base, #pthreadsForks, ULTIMATE.start_assume_abort_if_not_~cond#1, ULTIMATE.start_main_#t~nondet5#1, ULTIMATE.start_main_#t~nondet8#1, #valid, #memory_int, ULTIMATE.start_main_#t~mem11#1, ULTIMATE.start_main_#t~pre7#1, #length, ULTIMATE.start_main_~#t2~0#1.base, ULTIMATE.start_assume_abort_if_not_#in~cond#1] 3270#[L70-3]don't care [249] L70-3-->thread1ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre7#1_6| v_thread1Thread1of1ForFork1_thidvar0_2) (= 0 v_thread1Thread1of1ForFork1_thidvar1_2)) InVars {ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|} OutVars{thread1Thread1of1ForFork1_#res.base=|v_thread1Thread1of1ForFork1_#res.base_4|, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_8|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_4|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_12, thread1Thread1of1ForFork1_#res.offset=|v_thread1Thread1of1ForFork1_#res.offset_4|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_6|, thread1Thread1of1ForFork1_thidvar1=v_thread1Thread1of1ForFork1_thidvar1_2, thread1Thread1of1ForFork1_thidvar0=v_thread1Thread1of1ForFork1_thidvar0_2} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_#res.base, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0, thread1Thread1of1ForFork1_#res.offset, thread1Thread1of1ForFork1_thidvar1, thread1Thread1of1ForFork1_thidvar0] 3256#[L70-4, thread1ENTRY]don't care [224] thread1ENTRY-->L41-4: Formula: (= v_thread1Thread1of1ForFork1_~i~0_1 0) InVars {} OutVars{thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_1} AuxVars[] AssignedVars[thread1Thread1of1ForFork1_~i~0] 3258#[L70-4, L41-4]don't care [305] L70-4-->L71-3: Formula: (and (= (+ |v_#pthreadsForks_20| 1) |v_#pthreadsForks_19|) (<= 0 |v_ULTIMATE.start_main_~#t2~0#1.offset_21|) (<= (+ |v_ULTIMATE.start_main_~#t2~0#1.offset_21| 4) (select |v_#length_41| |v_ULTIMATE.start_main_~#t2~0#1.base_25|)) (= |v_ULTIMATE.start_main_#t~pre9#1_17| |v_#pthreadsForks_20|) (= (select |v_#valid_60| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) 1) (= |v_#memory_int_21| (store |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25| (store (select |v_#memory_int_22| |v_ULTIMATE.start_main_~#t2~0#1.base_25|) |v_ULTIMATE.start_main_~#t2~0#1.offset_21| |v_ULTIMATE.start_main_#t~pre9#1_17|)))) InVars {#pthreadsForks=|v_#pthreadsForks_20|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_22|, #length=|v_#length_41|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} OutVars{#pthreadsForks=|v_#pthreadsForks_19|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_17|, ULTIMATE.start_main_~#t2~0#1.offset=|v_ULTIMATE.start_main_~#t2~0#1.offset_21|, ULTIMATE.start_main_#t~nondet8#1=|v_ULTIMATE.start_main_#t~nondet8#1_11|, #valid=|v_#valid_60|, #memory_int=|v_#memory_int_21|, #length=|v_#length_41|, ULTIMATE.start_main_#t~pre7#1=|v_ULTIMATE.start_main_#t~pre7#1_17|, ULTIMATE.start_main_~#t2~0#1.base=|v_ULTIMATE.start_main_~#t2~0#1.base_25|} AuxVars[] AssignedVars[#pthreadsForks, ULTIMATE.start_main_#t~pre9#1, ULTIMATE.start_main_#t~nondet8#1, #memory_int, ULTIMATE.start_main_#t~pre7#1] 3310#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 3346#[L71-3, L41-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 3348#[L71-3, L41-4]don't care [246] L71-3-->thread2ENTRY: Formula: (and (= |v_ULTIMATE.start_main_#t~pre9#1_6| v_thread2Thread1of1ForFork0_thidvar0_2) (= v_thread2Thread1of1ForFork0_thidvar2_2 0) (= v_thread2Thread1of1ForFork0_thidvar1_2 0)) InVars {ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|} OutVars{thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_4|, thread2Thread1of1ForFork0_#res#1.base=|v_thread2Thread1of1ForFork0_#res#1.base_4|, ULTIMATE.start_main_#t~pre9#1=|v_ULTIMATE.start_main_#t~pre9#1_6|, thread2Thread1of1ForFork0_#res#1.offset=|v_thread2Thread1of1ForFork0_#res#1.offset_4|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_4|, thread2Thread1of1ForFork0_thidvar2=v_thread2Thread1of1ForFork0_thidvar2_2, thread2Thread1of1ForFork0_thidvar1=v_thread2Thread1of1ForFork0_thidvar1_2, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_12|, thread2Thread1of1ForFork0_thidvar0=v_thread2Thread1of1ForFork0_thidvar0_2, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_8|, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_4|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_#res#1.base, thread2Thread1of1ForFork0_#res#1.offset, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_thidvar2, thread2Thread1of1ForFork0_thidvar1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_thidvar0, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 3374#[L71-4, thread2ENTRY, L41-4]don't care [234] thread2ENTRY-->L51-4: Formula: (= |v_thread2Thread1of1ForFork0_~i~1#1_1| 0) InVars {} OutVars{thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_1|} AuxVars[] AssignedVars[thread2Thread1of1ForFork0_~i~1#1] 3450#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 3428#[L71-4, L41-4, L51-4]don't care [307] L41-4-->L41-4: Formula: (and (= v_thread1Thread1of1ForFork1_~i~0_27 (+ v_thread1Thread1of1ForFork1_~i~0_28 1)) (= (+ v_~counter~0_83 1) v_~counter~0_82) (< v_thread1Thread1of1ForFork1_~i~0_28 v_~N1~0_29)) InVars {~counter~0=v_~counter~0_83, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_28, ~N1~0=v_~N1~0_29} OutVars{~counter~0=v_~counter~0_82, thread1Thread1of1ForFork1_#t~post1=|v_thread1Thread1of1ForFork1_#t~post1_21|, thread1Thread1of1ForFork1_#t~post2=|v_thread1Thread1of1ForFork1_#t~post2_15|, thread1Thread1of1ForFork1_~i~0=v_thread1Thread1of1ForFork1_~i~0_27, ~N1~0=v_~N1~0_29} AuxVars[] AssignedVars[~counter~0, thread1Thread1of1ForFork1_#t~post1, thread1Thread1of1ForFork1_#t~post2, thread1Thread1of1ForFork1_~i~0] 3434#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 3418#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:22:01,537 INFO L750 eck$LassoCheckResult]: Loop: 3418#[L71-4, L41-4, L51-4]don't care [313] L51-4-->L51-4: Formula: (and (not (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| 0)) (< |v_thread2Thread1of1ForFork0_~i~1#1_30| v_~N2~0_35) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17| |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|) (= (+ |v_thread2Thread1of1ForFork0_~i~1#1_30| 1) |v_thread2Thread1of1ForFork0_~i~1#1_29|) (= |v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17| (ite (< 0 v_~counter~0_97) 1 0)) (= (+ v_~counter~0_96 1) v_~counter~0_97)) InVars {~counter~0=v_~counter~0_97, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_30|, ~N2~0=v_~N2~0_35} OutVars{~counter~0=v_~counter~0_96, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1_17|, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=|v_thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1_17|, thread2Thread1of1ForFork0_~i~1#1=|v_thread2Thread1of1ForFork0_~i~1#1_29|, thread2Thread1of1ForFork0_#t~post3#1=|v_thread2Thread1of1ForFork0_#t~post3#1_19|, ~N2~0=v_~N2~0_35, thread2Thread1of1ForFork0_#t~post4#1=|v_thread2Thread1of1ForFork0_#t~post4#1_17|} AuxVars[] AssignedVars[~counter~0, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1, thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1, thread2Thread1of1ForFork0_~i~1#1, thread2Thread1of1ForFork0_#t~post3#1, thread2Thread1of1ForFork0_#t~post4#1] 3418#[L71-4, L41-4, L51-4]don't care
[2022-07-22 12:22:01,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:01,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1693894742, now seen corresponding path program 4 times
[2022-07-22 12:22:01,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:01,538 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780347771]
[2022-07-22 12:22:01,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:01,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,550 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:22:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,562 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:22:01,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:01,563 INFO L85 PathProgramCache]: Analyzing trace with hash 344, now seen corresponding path program 5 times
[2022-07-22 12:22:01,563 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:01,563 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189206613]
[2022-07-22 12:22:01,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:01,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:01,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,567 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:22:01,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,570 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:22:01,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:01,570 INFO L85 PathProgramCache]: Analyzing trace with hash -971129137, now seen corresponding path program 5 times
[2022-07-22 12:22:01,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2022-07-22 12:22:01,571 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681889843]
[2022-07-22 12:22:01,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2022-07-22 12:22:01,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2022-07-22 12:22:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,583 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2022-07-22 12:22:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2022-07-22 12:22:01,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2022-07-22 12:22:01,641 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:22:01,641 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:22:01,641 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:22:01,641 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:22:01,641 INFO L129 ssoRankerPreferences]: Use exernal solver: true
[2022-07-22 12:22:01,642 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,642 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:22:01,642 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:22:01,642 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration12_Loop
[2022-07-22 12:22:01,642 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:22:01,642 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:22:01,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,645 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,651 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,653 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,656 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,660 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,662 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,667 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,669 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:01,733 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:22:01,733 INFO L404 LassoAnalysis]: Checking for nontermination...
[2022-07-22 12:22:01,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,734 INFO L229 MonitoredProcess]: Starting monitored process 126 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,742 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:01,742 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:01,743 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,767 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:01,767 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post4#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:01,807 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (126)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:01,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,808 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,809 INFO L229 MonitoredProcess]: Starting monitored process 127 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,812 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:01,812 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:01,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,833 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:01,833 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_#t~post3#1=0} Honda state: {thread2Thread1of1ForFork0_#t~post3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:01,870 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (127)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:01,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,872 INFO L229 MonitoredProcess]: Starting monitored process 128 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,876 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:01,877 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:01,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,897 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:01,897 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.offset_23=0} Honda state: {v_rep#funAddr~thread1.offset_23=0} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:01,935 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (128)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:01,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:01,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:01,937 INFO L229 MonitoredProcess]: Starting monitored process 129 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:01,940 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:01,940 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:01,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Waiting until timeout for monitored process
[2022-07-22 12:22:01,962 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:01,962 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread1.base_23=-1} Honda state: {v_rep#funAddr~thread1.base_23=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:02,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (129)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,002 INFO L229 MonitoredProcess]: Starting monitored process 130 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,005 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:02,005 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:02,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,023 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:02,023 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=1, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=1} Honda state: {thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1=1, thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1=1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:02,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (130)] Ended with exit code 0
[2022-07-22 12:22:02,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,048 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,048 INFO L229 MonitoredProcess]: Starting monitored process 131 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,049 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:02,050 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:02,063 INFO L437 LassoAnalysis]: Proved nontermination for one component.
[2022-07-22 12:22:02,063 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep#funAddr~thread2.base_23=-1} Honda state: {v_rep#funAddr~thread2.base_23=-1} Generalized eigenvectors: [] Lambdas: [] Nus: []
[2022-07-22 12:22:02,086 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (131)] Ended with exit code 0
[2022-07-22 12:22:02,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,087 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,088 INFO L229 MonitoredProcess]: Starting monitored process 132 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,089 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true
[2022-07-22 12:22:02,089 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:02,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (132)] Ended with exit code 0
[2022-07-22 12:22:02,119 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,120 INFO L229 MonitoredProcess]: Starting monitored process 133 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,122 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true
[2022-07-22 12:22:02,122 INFO L160 nArgumentSynthesizer]: Using integer mode.
[2022-07-22 12:22:02,156 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists.
[2022-07-22 12:22:02,159 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (133)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,159 INFO L210 LassoAnalysis]: Preferences:
[2022-07-22 12:22:02,159 INFO L126 ssoRankerPreferences]: Compute integeral hull: false
[2022-07-22 12:22:02,159 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true
[2022-07-22 12:22:02,159 INFO L128 ssoRankerPreferences]: Term annotations enabled: false
[2022-07-22 12:22:02,159 INFO L129 ssoRankerPreferences]: Use exernal solver: false
[2022-07-22 12:22:02,159 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,159 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false
[2022-07-22 12:22:02,160 INFO L132 ssoRankerPreferences]: Path of dumped script:
[2022-07-22 12:22:02,160 INFO L133 ssoRankerPreferences]: Filename of dumped script: popl20-figure1-alt.wvr.c_BEv2_Iteration12_Loop
[2022-07-22 12:22:02,160 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank
[2022-07-22 12:22:02,160 INFO L276 LassoAnalysis]: Starting lasso preprocessing...
[2022-07-22 12:22:02,160 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,162 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,169 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,173 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,177 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,179 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,184 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true
[2022-07-22 12:22:02,250 INFO L294 LassoAnalysis]: Preprocessing complete.
[2022-07-22 12:22:02,250 INFO L490 LassoAnalysis]: Using template 'affine'.
[2022-07-22 12:22:02,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,252 INFO L229 MonitoredProcess]: Starting monitored process 134 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,253 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,254 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,261 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,261 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:02,261 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,261 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,262 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,262 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:02,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:02,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:02,285 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (134)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,285 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,286 INFO L229 MonitoredProcess]: Starting monitored process 135 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,293 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,294 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,295 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:02,295 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:02,298 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:02,320 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (135)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,321 INFO L229 MonitoredProcess]: Starting monitored process 136 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,331 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,331 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,331 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,331 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,338 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:02,338 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:02,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:02,363 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (136)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,364 INFO L229 MonitoredProcess]: Starting monitored process 137 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,372 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:02,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,372 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,373 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:02,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:02,375 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:02,397 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (137)] Ended with exit code 0
[2022-07-22 12:22:02,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,398 INFO L229 MonitoredProcess]: Starting monitored process 138 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,399 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,406 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,406 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,406 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,406 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,407 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications.
[2022-07-22 12:22:02,408 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added.
[2022-07-22 12:22:02,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings.
[2022-07-22 12:22:02,461 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (138)] Ended with exit code 0
[2022-07-22 12:22:02,461 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,462 INFO L229 MonitoredProcess]: Starting monitored process 139 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,462 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false
[2022-07-22 12:22:02,469 INFO L338 nArgumentSynthesizer]: Template has degree 0.
[2022-07-22 12:22:02,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation.
[2022-07-22 12:22:02,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts
[2022-07-22 12:22:02,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts
[2022-07-22 12:22:02,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts.
[2022-07-22 12:22:02,470 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications.
[2022-07-22 12:22:02,470 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added.
[2022-07-22 12:22:02,472 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify.
[2022-07-22 12:22:02,475 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver.
[2022-07-22 12:22:02,475 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero.
[2022-07-22 12:22:02,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2022-07-22 12:22:02,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2022-07-22 12:22:02,476 INFO L229 MonitoredProcess]: Starting monitored process 140 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2022-07-22 12:22:02,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Waiting until timeout for monitored process
[2022-07-22 12:22:02,477 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants...
[2022-07-22 12:22:02,477 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0.
[2022-07-22 12:22:02,477 INFO L513 LassoAnalysis]: Proved termination.
[2022-07-22 12:22:02,477 INFO L515 LassoAnalysis]: Termination argument consisting of:
Ranking function f(~counter~0) = 1*~counter~0
Supporting invariants []
[2022-07-22 12:22:02,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (139)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:02,500 INFO L257 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed
[2022-07-22 12:22:02,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,540 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,557 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,558 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:02,558 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:22:02,559 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,591 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 137 states and 329 transitions. Complement of second has 3 states.
[2022-07-22 12:22:02,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:22:02,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions.
[2022-07-22 12:22:02,592 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 11 letters. Loop has 1 letters.
[2022-07-22 12:22:02,592 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:02,592 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2022-07-22 12:22:02,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:02,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,625 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,640 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,640 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:02,641 INFO L142 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and with honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:22:02,641 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,668 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 137 states and 329 transitions. Complement of second has 3 states.
[2022-07-22 12:22:02,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:22:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 12 transitions.
[2022-07-22 12:22:02,669 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 12 transitions. Stem has 11 letters. Loop has 1 letters.
[2022-07-22 12:22:02,669 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:02,669 INFO L690 stractBuchiCegarLoop]: Bad chosen interpolant automaton: word not accepted
[2022-07-22 12:22:02,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2022-07-22 12:22:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,701 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2022-07-22 12:22:02,738 WARN L261 TraceCheckSpWp]: Trace formula consists of 12 conjuncts, 8 conjunts are in the unsatisfiable core
[2022-07-22 12:22:02,739 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2022-07-22 12:22:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2022-07-22 12:22:02,740 INFO L142 lantAutomatonBouncer]: Defining Buchi interpolant automaton with scrooge nondeterminism in stemwith honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates
[2022-07-22 12:22:02,740 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195 Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,768 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 117 states and 283 transitions. cyclomatic complexity: 195. Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 142 states and 337 transitions. Complement of second has 2 states.
[2022-07-22 12:22:02,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states
[2022-07-22 12:22:02,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2022-07-22 12:22:02,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 14 transitions.
[2022-07-22 12:22:02,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 14 transitions. Stem has 11 letters. Loop has 1 letters.
[2022-07-22 12:22:02,769 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:02,769 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 14 transitions. Stem has 12 letters. Loop has 1 letters.
[2022-07-22 12:22:02,769 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:02,770 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 14 transitions. Stem has 11 letters. Loop has 2 letters.
[2022-07-22 12:22:02,770 INFO L116 BuchiAccepts]: Finished buchiAccepts.
[2022-07-22 12:22:02,770 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 142 states and 337 transitions.
[2022-07-22 12:22:02,772 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2022-07-22 12:22:02,772 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 142 states to 0 states and 0 transitions.
[2022-07-22 12:22:02,772 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0
[2022-07-22 12:22:02,772 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0
[2022-07-22 12:22:02,772 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions.
[2022-07-22 12:22:02,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2022-07-22 12:22:02,772 INFO L220 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-07-22 12:22:02,773 INFO L242 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-07-22 12:22:02,773 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions.
[2022-07-22 12:22:02,773 INFO L332 stractBuchiCegarLoop]: ======== Iteration 13 ============
[2022-07-22 12:22:02,773 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions.
[2022-07-22 12:22:02,773 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0
[2022-07-22 12:22:02,773 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true
[2022-07-22 12:22:02,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.07 12:22:02 BoogieIcfgContainer
[2022-07-22 12:22:02,786 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer----------------------------
[2022-07-22 12:22:02,787 INFO L158 Benchmark]: Toolchain (without parser) took 17888.03ms. Allocated memory was 155.2MB in the beginning and 228.6MB in the end (delta: 73.4MB). Free memory was 130.0MB in the beginning and 190.2MB in the end (delta: -60.2MB). Peak memory consumption was 13.8MB. Max. memory is 8.0GB.
[2022-07-22 12:22:02,787 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 8.0GB.
[2022-07-22 12:22:02,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.59ms. Allocated memory is still 155.2MB. Free memory was 129.8MB in the beginning and 119.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
[2022-07-22 12:22:02,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.49ms. Allocated memory is still 155.2MB. Free memory was 119.5MB in the beginning and 118.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
[2022-07-22 12:22:02,788 INFO L158 Benchmark]: Boogie Preprocessor took 55.97ms. Allocated memory is still 155.2MB. Free memory was 118.1MB in the beginning and 116.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
[2022-07-22 12:22:02,788 INFO L158 Benchmark]: RCFGBuilder took 519.76ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 103.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
[2022-07-22 12:22:02,789 INFO L158 Benchmark]: BuchiAutomizer took 16848.75ms. Allocated memory was 155.2MB in the beginning and 228.6MB in the end (delta: 73.4MB). Free memory was 103.2MB in the beginning and 190.2MB in the end (delta: -87.0MB). There was no memory consumed. Max. memory is 8.0GB.
[2022-07-22 12:22:02,791 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.32ms. Allocated memory is still 155.2MB. Free memory is still 125.4MB. There was no memory consumed. Max. memory is 8.0GB.
* CACSL2BoogieTranslator took 374.59ms. Allocated memory is still 155.2MB. Free memory was 129.8MB in the beginning and 119.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB.
* Boogie Procedure Inliner took 72.49ms. Allocated memory is still 155.2MB. Free memory was 119.5MB in the beginning and 118.1MB in the end (delta: 1.4MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB.
* Boogie Preprocessor took 55.97ms. Allocated memory is still 155.2MB. Free memory was 118.1MB in the beginning and 116.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB.
* RCFGBuilder took 519.76ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 103.4MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB.
* BuchiAutomizer took 16848.75ms. Allocated memory was 155.2MB in the beginning and 228.6MB in the end (delta: 73.4MB). Free memory was 103.2MB in the beginning and 190.2MB in the end (delta: -87.0MB). There was no memory consumed. Max. memory is 8.0GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: Constructed decomposition of program
Your program was decomposed into 14 terminating modules (2 trivial, 10 deterministic, 2 nondeterministic). One deterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One deterministic module has affine ranking function N2 + -1 * i and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One deterministic module has affine ranking function -1 * i + N1 and consists of 3 locations. One deterministic module has affine ranking function N2 + -1 * i and consists of 2 locations. One deterministic module has affine ranking function counter and consists of 2 locations. One deterministic module has affine ranking function N2 + -1 * i and consists of 2 locations. One nondeterministic module has affine ranking function -1 * i + N1 and consists of 2 locations. One nondeterministic module has affine ranking function counter and consists of 2 locations. 2 modules have a trivial ranking function, the largest among these consists of 5 locations.
- StatisticsResult: Timing statistics
BüchiAutomizer plugin needed 16.5s and 13 iterations. TraceHistogramMax:3. Analysis of lassos took 11.7s. Construction of modules took 0.3s. Büchi inclusion checks took 1.1s. Highest rank in rank-based complementation 3. Minimization of det autom 9. Minimization of nondet autom 5. Automata minimization 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 147 StatesRemovedByMinimization, 13 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 [10, 0, 2, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 199 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 183 mSDsluCounter, 73 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 164 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 420 IncrementalHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 49 mSDtfsCounter, 420 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT10 conc0 concLT2 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital20 mio100 ax228 hnf100 lsp23 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq159 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 33ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 39 LassoNonterminationAnalysisSatUnbounded: 4 LassoNonterminationAnalysisUnsat: 12 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 3.3s InitialAbstractionConstructionTime: 2.9s
- TerminationAnalysisResult: Termination proven
Buchi Automizer proved that your program is terminating
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer:
- StatisticsResult: PetriNetLargeBlockEncoding benchmarks
Lipton Reduction Statistics: ReductionTime: 2.9s, 85 PlacesBefore, 20 PlacesAfterwards, 84 TransitionsBefore, 15 TransitionsAfterwards, 500 CoEnabledTransitionPairs, 6 FixpointIterations, 47 TrivialSequentialCompositions, 17 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 4 ConcurrentYvCompositions, 4 ChoiceCompositions, 82 TotalNumberOfCompositions, 510 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 495, positive: 493, positive conditional: 0, positive unconditional: 493, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 339, positive: 337, positive conditional: 0, positive unconditional: 337, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 339, positive: 335, positive conditional: 0, positive unconditional: 335, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 4, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 21, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 495, positive: 156, positive conditional: 0, positive unconditional: 156, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 339, unknown conditional: 0, unknown unconditional: 339] , Statistics on independence cache: Total cache size (in pairs): 24, Positive cache size: 24, Positive conditional cache size: 0, Positive unconditional cache size: 24, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0
RESULT: Ultimate proved your program to be correct!
[2022-07-22 12:22:02,816 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (140)] Ended with exit code 0
[2022-07-22 12:22:02,949 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (125)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:03,037 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (113)] Forceful destruction successful, exit code 0
[2022-07-22 12:22:03,248 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0
Received shutdown request...