./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i --full-output --architecture 32bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 4e77c044
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0e9318a9104c968c09dfe1f3a5e89e82e15add5
..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-4e77c04
[2021-10-13 01:09:37,881 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-10-13 01:09:37,884 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-10-13 01:09:37,923 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-10-13 01:09:37,924 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-10-13 01:09:37,926 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-10-13 01:09:37,929 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-10-13 01:09:37,932 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-10-13 01:09:37,938 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-10-13 01:09:37,940 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-10-13 01:09:37,941 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-10-13 01:09:37,943 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-10-13 01:09:37,944 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-10-13 01:09:37,946 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-10-13 01:09:37,952 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-10-13 01:09:37,954 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-10-13 01:09:37,957 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-10-13 01:09:37,964 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-10-13 01:09:37,968 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-10-13 01:09:37,979 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-10-13 01:09:37,983 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-10-13 01:09:37,986 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-10-13 01:09:37,992 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-10-13 01:09:37,993 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-10-13 01:09:38,005 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-10-13 01:09:38,005 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-10-13 01:09:38,006 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-10-13 01:09:38,009 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-10-13 01:09:38,010 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-10-13 01:09:38,012 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-10-13 01:09:38,013 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-10-13 01:09:38,015 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-10-13 01:09:38,017 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-10-13 01:09:38,019 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-10-13 01:09:38,021 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-10-13 01:09:38,021 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-10-13 01:09:38,022 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-10-13 01:09:38,023 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-10-13 01:09:38,023 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-10-13 01:09:38,024 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-10-13 01:09:38,026 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-10-13 01:09:38,027 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf
[2021-10-13 01:09:38,066 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-10-13 01:09:38,067 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-10-13 01:09:38,067 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-10-13 01:09:38,067 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-10-13 01:09:38,069 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-10-13 01:09:38,069 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-10-13 01:09:38,069 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-10-13 01:09:38,070 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-10-13 01:09:38,070 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-10-13 01:09:38,070 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-10-13 01:09:38,071 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-10-13 01:09:38,071 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-10-13 01:09:38,071 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-10-13 01:09:38,071 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-10-13 01:09:38,072 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-10-13 01:09:38,072 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-10-13 01:09:38,072 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-10-13 01:09:38,073 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-10-13 01:09:38,073 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-10-13 01:09:38,073 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-10-13 01:09:38,074 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-10-13 01:09:38,074 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-10-13 01:09:38,074 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-13 01:09:38,074 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-10-13 01:09:38,075 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-10-13 01:09:38,075 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-10-13 01:09:38,075 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-10-13 01:09:38,076 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-10-13 01:09:38,076 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-10-13 01:09:38,076 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-10-13 01:09:38,076 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0e9318a9104c968c09dfe1f3a5e89e82e15add5
[2021-10-13 01:09:38,436 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-10-13 01:09:38,462 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-10-13 01:09:38,466 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-10-13 01:09:38,467 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-10-13 01:09:38,468 INFO  L275        PluginConnector]: CDTParser initialized
[2021-10-13 01:09:38,469 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i
[2021-10-13 01:09:38,575 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/data/e9d023a9e/4c54ef846aa24377875973b52af231ba/FLAG7cbb48a6b
[2021-10-13 01:09:39,199 INFO  L306              CDTParser]: Found 1 translation units.
[2021-10-13 01:09:39,200 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i
[2021-10-13 01:09:39,220 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/data/e9d023a9e/4c54ef846aa24377875973b52af231ba/FLAG7cbb48a6b
[2021-10-13 01:09:39,464 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/data/e9d023a9e/4c54ef846aa24377875973b52af231ba
[2021-10-13 01:09:39,467 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-10-13 01:09:39,468 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-10-13 01:09:39,471 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-10-13 01:09:39,471 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-10-13 01:09:39,488 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-10-13 01:09:39,489 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:09:39" (1/1) ...
[2021-10-13 01:09:39,490 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fd7225e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:39, skipping insertion in model container
[2021-10-13 01:09:39,491 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 01:09:39" (1/1) ...
[2021-10-13 01:09:39,500 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-10-13 01:09:39,582 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-10-13 01:09:39,823 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i[949,962]
[2021-10-13 01:09:40,106 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-13 01:09:40,118 INFO  L203         MainTranslator]: Completed pre-run
[2021-10-13 01:09:40,140 WARN  L228   ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/sv-benchmarks/c/pthread-wmm/mix015_pso.oepc.i[949,962]
[2021-10-13 01:09:40,251 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-10-13 01:09:40,333 INFO  L208         MainTranslator]: Completed translation
[2021-10-13 01:09:40,333 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40 WrapperNode
[2021-10-13 01:09:40,335 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-10-13 01:09:40,337 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-10-13 01:09:40,338 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-10-13 01:09:40,338 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-10-13 01:09:40,348 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,383 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,420 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-10-13 01:09:40,421 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-10-13 01:09:40,421 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-10-13 01:09:40,421 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-10-13 01:09:40,433 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,439 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,444 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,454 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,480 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,496 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,500 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,505 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-10-13 01:09:40,507 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-10-13 01:09:40,507 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-10-13 01:09:40,507 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-10-13 01:09:40,513 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (1/1) ...
[2021-10-13 01:09:40,523 INFO  L170          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-10-13 01:09:40,544 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/z3
[2021-10-13 01:09:40,562 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-10-13 01:09:40,583 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-10-13 01:09:40,625 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-10-13 01:09:40,625 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2021-10-13 01:09:40,627 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-10-13 01:09:40,627 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-10-13 01:09:40,627 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2021-10-13 01:09:40,627 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2021-10-13 01:09:40,628 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2021-10-13 01:09:40,628 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2021-10-13 01:09:40,628 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2021-10-13 01:09:40,629 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2021-10-13 01:09:40,629 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-10-13 01:09:40,629 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2021-10-13 01:09:40,629 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-10-13 01:09:40,629 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-10-13 01:09:40,632 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-10-13 01:09:43,174 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-10-13 01:09:43,174 INFO  L299             CfgBuilder]: Removed 10 assume(true) statements.
[2021-10-13 01:09:43,179 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:43 BoogieIcfgContainer
[2021-10-13 01:09:43,180 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-10-13 01:09:43,184 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-10-13 01:09:43,184 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-10-13 01:09:43,188 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-10-13 01:09:43,189 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 01:09:39" (1/3) ...
[2021-10-13 01:09:43,190 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e73f60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:09:43, skipping insertion in model container
[2021-10-13 01:09:43,190 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 01:09:40" (2/3) ...
[2021-10-13 01:09:43,190 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e73f60f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 01:09:43, skipping insertion in model container
[2021-10-13 01:09:43,191 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:43" (3/3) ...
[2021-10-13 01:09:43,197 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix015_pso.oepc.i
[2021-10-13 01:09:43,205 WARN  L149   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2021-10-13 01:09:43,205 INFO  L204   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-10-13 01:09:43,205 INFO  L163   ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2021-10-13 01:09:43,206 INFO  L516   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-10-13 01:09:43,268 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,269 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,269 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,269 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,270 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,270 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,270 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,271 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,271 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,271 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,272 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,272 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,272 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,273 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,273 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,273 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,274 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,274 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,276 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,276 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,277 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,277 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,277 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,278 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,278 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,279 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,279 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,280 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,280 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,281 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,281 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,282 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,282 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,282 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,283 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,283 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,283 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,284 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,284 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,284 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,284 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,285 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,285 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,285 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,286 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,286 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,286 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,286 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,287 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,287 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,287 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,288 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,289 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,289 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,289 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,289 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,290 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,290 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,291 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,291 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,291 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,292 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,292 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,292 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,293 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,293 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,293 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,293 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,294 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,294 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,295 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,295 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,296 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,296 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,296 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,296 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,297 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,297 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,298 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,298 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,298 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,298 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,299 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,299 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,299 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,299 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,300 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,301 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,302 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,305 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,306 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,306 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,307 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,309 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,309 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,310 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,311 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,312 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,317 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,318 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,318 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,318 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,318 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,319 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,319 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,319 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,323 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,323 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,323 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,324 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,324 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,324 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,324 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,325 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,325 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,325 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,325 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,326 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,326 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,326 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,326 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,327 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,327 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,327 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,327 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,327 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,328 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,328 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,328 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,328 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,329 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,329 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,329 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,329 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,330 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,330 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,330 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,330 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,331 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,331 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,331 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,331 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,332 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,332 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,334 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,334 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,335 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,335 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,335 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,335 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,336 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,337 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,337 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,337 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,338 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,338 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,338 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,338 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,339 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,339 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,340 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,340 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,347 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,348 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,348 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,349 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,349 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,349 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,349 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,350 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,350 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,350 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,351 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,351 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,351 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,351 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,352 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,352 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,352 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,353 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,353 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,353 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,353 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,354 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,354 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,354 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,354 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,355 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,355 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,355 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,356 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,356 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,356 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,357 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,357 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,360 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,360 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,361 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,361 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,361 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,362 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,362 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,362 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,362 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,363 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,363 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,363 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,365 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,366 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,366 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,366 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,367 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,367 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,367 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,367 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,369 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,374 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-10-13 01:09:43,376 INFO  L148    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2021-10-13 01:09:43,444 INFO  L338      AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-10-13 01:09:43,456 INFO  L339      AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-10-13 01:09:43,457 INFO  L340      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2021-10-13 01:09:43,475 INFO  L118   etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation.
[2021-10-13 01:09:43,489 INFO  L133   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 122 places, 114 transitions, 243 flow
[2021-10-13 01:09:43,493 INFO  L110        LiptonReduction]: Starting Lipton reduction on Petri net that has 122 places, 114 transitions, 243 flow
[2021-10-13 01:09:43,495 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 122 places, 114 transitions, 243 flow
[2021-10-13 01:09:43,552 INFO  L129       PetriNetUnfolder]: 2/111 cut-off events.
[2021-10-13 01:09:43,552 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-10-13 01:09:43,557 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 121 conditions, 111 events. 2/111 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 67 event pairs, 0 based on Foata normal form. 0/107 useless extension candidates. Maximal degree in co-relation 71. Up to 2 conditions per place. 
[2021-10-13 01:09:43,562 INFO  L116        LiptonReduction]: Number of co-enabled transitions 2190
[2021-10-13 01:09:50,842 INFO  L131        LiptonReduction]: Checked pairs total: 5993
[2021-10-13 01:09:50,842 INFO  L133        LiptonReduction]: Total number of compositions: 97
[2021-10-13 01:09:50,856 INFO  L111   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 38 places, 28 transitions, 71 flow
[2021-10-13 01:09:50,969 INFO  L133   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result  has 986 states, 983 states have (on average 3.178026449643947) internal successors, (3124), 985 states have internal predecessors, (3124), 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)
[2021-10-13 01:09:50,976 INFO  L276                IsEmpty]: Start isEmpty. Operand  has 986 states, 983 states have (on average 3.178026449643947) internal successors, (3124), 985 states have internal predecessors, (3124), 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)
[2021-10-13 01:09:50,984 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2021-10-13 01:09:50,985 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:50,985 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1]
[2021-10-13 01:09:50,986 INFO  L402      AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:50,992 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:50,993 INFO  L82        PathProgramCache]: Analyzing trace with hash 1110994, now seen corresponding path program 1 times
[2021-10-13 01:09:51,007 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:51,009 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93301890]
[2021-10-13 01:09:51,010 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:51,011 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:51,178 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:51,329 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:51,330 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:51,331 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93301890]
[2021-10-13 01:09:51,332 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93301890] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:51,332 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:51,332 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2021-10-13 01:09:51,334 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551461515]
[2021-10-13 01:09:51,340 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-10-13 01:09:51,340 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:51,357 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-10-13 01:09:51,358 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:51,365 INFO  L87              Difference]: Start difference. First operand  has 986 states, 983 states have (on average 3.178026449643947) internal successors, (3124), 985 states have internal predecessors, (3124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand  has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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)
[2021-10-13 01:09:51,507 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:51,511 INFO  L93              Difference]: Finished difference Result 824 states and 2577 transitions.
[2021-10-13 01:09:51,512 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-10-13 01:09:51,513 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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) Word has length 3
[2021-10-13 01:09:51,514 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:51,578 INFO  L225             Difference]: With dead ends: 824
[2021-10-13 01:09:51,578 INFO  L226             Difference]: Without dead ends: 794
[2021-10-13 01:09:51,579 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:51,604 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 794 states.
[2021-10-13 01:09:51,696 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 794.
[2021-10-13 01:09:51,702 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 794 states, 793 states have (on average 3.150063051702396) internal successors, (2498), 793 states have internal predecessors, (2498), 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)
[2021-10-13 01:09:51,710 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 2498 transitions.
[2021-10-13 01:09:51,712 INFO  L78                 Accepts]: Start accepts. Automaton has 794 states and 2498 transitions. Word has length 3
[2021-10-13 01:09:51,713 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:51,713 INFO  L470      AbstractCegarLoop]: Abstraction has 794 states and 2498 transitions.
[2021-10-13 01:09:51,713 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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)
[2021-10-13 01:09:51,714 INFO  L276                IsEmpty]: Start isEmpty. Operand 794 states and 2498 transitions.
[2021-10-13 01:09:51,715 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2021-10-13 01:09:51,716 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:51,716 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:51,716 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2021-10-13 01:09:51,717 INFO  L402      AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:51,718 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:51,718 INFO  L82        PathProgramCache]: Analyzing trace with hash -251360531, now seen corresponding path program 1 times
[2021-10-13 01:09:51,718 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:51,719 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552223888]
[2021-10-13 01:09:51,719 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:51,719 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:51,775 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:51,918 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:51,918 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:51,919 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552223888]
[2021-10-13 01:09:51,919 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552223888] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:51,919 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:51,919 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2021-10-13 01:09:51,920 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202224850]
[2021-10-13 01:09:51,921 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-10-13 01:09:51,922 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:51,923 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-10-13 01:09:51,924 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:51,924 INFO  L87              Difference]: Start difference. First operand 794 states and 2498 transitions. Second operand  has 3 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)
[2021-10-13 01:09:51,962 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:51,963 INFO  L93              Difference]: Finished difference Result 786 states and 2466 transitions.
[2021-10-13 01:09:51,964 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-10-13 01:09:51,964 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 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) Word has length 9
[2021-10-13 01:09:51,964 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:51,974 INFO  L225             Difference]: With dead ends: 786
[2021-10-13 01:09:51,974 INFO  L226             Difference]: Without dead ends: 786
[2021-10-13 01:09:51,975 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.4ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:51,979 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 786 states.
[2021-10-13 01:09:52,022 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 786.
[2021-10-13 01:09:52,026 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 786 states, 785 states have (on average 3.1414012738853505) internal successors, (2466), 785 states have internal predecessors, (2466), 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)
[2021-10-13 01:09:52,034 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 786 states and 2466 transitions.
[2021-10-13 01:09:52,034 INFO  L78                 Accepts]: Start accepts. Automaton has 786 states and 2466 transitions. Word has length 9
[2021-10-13 01:09:52,035 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:52,035 INFO  L470      AbstractCegarLoop]: Abstraction has 786 states and 2466 transitions.
[2021-10-13 01:09:52,036 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 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)
[2021-10-13 01:09:52,036 INFO  L276                IsEmpty]: Start isEmpty. Operand 786 states and 2466 transitions.
[2021-10-13 01:09:52,039 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2021-10-13 01:09:52,039 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:52,040 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:52,040 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2021-10-13 01:09:52,040 INFO  L402      AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:52,041 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:52,041 INFO  L82        PathProgramCache]: Analyzing trace with hash 550807301, now seen corresponding path program 1 times
[2021-10-13 01:09:52,041 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:52,042 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403507738]
[2021-10-13 01:09:52,042 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:52,042 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:52,096 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:52,237 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:52,238 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:52,238 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403507738]
[2021-10-13 01:09:52,238 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403507738] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:52,238 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:52,238 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2021-10-13 01:09:52,239 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951257841]
[2021-10-13 01:09:52,239 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-10-13 01:09:52,239 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:52,240 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-10-13 01:09:52,240 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-10-13 01:09:52,241 INFO  L87              Difference]: Start difference. First operand 786 states and 2466 transitions. Second operand  has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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)
[2021-10-13 01:09:52,281 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:52,282 INFO  L93              Difference]: Finished difference Result 734 states and 2280 transitions.
[2021-10-13 01:09:52,282 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-10-13 01:09:52,282 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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) Word has length 11
[2021-10-13 01:09:52,283 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:52,292 INFO  L225             Difference]: With dead ends: 734
[2021-10-13 01:09:52,292 INFO  L226             Difference]: Without dead ends: 734
[2021-10-13 01:09:52,293 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-10-13 01:09:52,296 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 734 states.
[2021-10-13 01:09:52,324 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 734.
[2021-10-13 01:09:52,327 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 734 states, 733 states have (on average 3.110504774897681) internal successors, (2280), 733 states have internal predecessors, (2280), 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)
[2021-10-13 01:09:52,333 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 734 states and 2280 transitions.
[2021-10-13 01:09:52,334 INFO  L78                 Accepts]: Start accepts. Automaton has 734 states and 2280 transitions. Word has length 11
[2021-10-13 01:09:52,334 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:52,334 INFO  L470      AbstractCegarLoop]: Abstraction has 734 states and 2280 transitions.
[2021-10-13 01:09:52,339 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 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)
[2021-10-13 01:09:52,340 INFO  L276                IsEmpty]: Start isEmpty. Operand 734 states and 2280 transitions.
[2021-10-13 01:09:52,348 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2021-10-13 01:09:52,348 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:52,349 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:52,349 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2021-10-13 01:09:52,349 INFO  L402      AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:52,350 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:52,350 INFO  L82        PathProgramCache]: Analyzing trace with hash -1040804849, now seen corresponding path program 1 times
[2021-10-13 01:09:52,350 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:52,350 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623942325]
[2021-10-13 01:09:52,350 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:52,351 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:52,407 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:52,454 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:52,454 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:52,454 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623942325]
[2021-10-13 01:09:52,455 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623942325] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:52,455 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:52,455 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2021-10-13 01:09:52,456 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1274328651]
[2021-10-13 01:09:52,457 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2021-10-13 01:09:52,457 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:52,458 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2021-10-13 01:09:52,458 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:52,458 INFO  L87              Difference]: Start difference. First operand 734 states and 2280 transitions. Second operand  has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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)
[2021-10-13 01:09:52,473 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:52,473 INFO  L93              Difference]: Finished difference Result 694 states and 2138 transitions.
[2021-10-13 01:09:52,474 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2021-10-13 01:09:52,474 INFO  L78                 Accepts]: Start accepts. Automaton has  has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) Word has length 11
[2021-10-13 01:09:52,475 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:52,484 INFO  L225             Difference]: With dead ends: 694
[2021-10-13 01:09:52,484 INFO  L226             Difference]: Without dead ends: 694
[2021-10-13 01:09:52,484 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.5ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2021-10-13 01:09:52,488 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 694 states.
[2021-10-13 01:09:52,543 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 694.
[2021-10-13 01:09:52,545 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 694 states, 693 states have (on average 3.085137085137085) internal successors, (2138), 693 states have internal predecessors, (2138), 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)
[2021-10-13 01:09:52,551 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 2138 transitions.
[2021-10-13 01:09:52,552 INFO  L78                 Accepts]: Start accepts. Automaton has 694 states and 2138 transitions. Word has length 11
[2021-10-13 01:09:52,552 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:52,552 INFO  L470      AbstractCegarLoop]: Abstraction has 694 states and 2138 transitions.
[2021-10-13 01:09:52,557 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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)
[2021-10-13 01:09:52,557 INFO  L276                IsEmpty]: Start isEmpty. Operand 694 states and 2138 transitions.
[2021-10-13 01:09:52,563 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2021-10-13 01:09:52,563 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:52,563 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:52,563 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2021-10-13 01:09:52,564 INFO  L402      AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:52,565 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:52,566 INFO  L82        PathProgramCache]: Analyzing trace with hash 513883400, now seen corresponding path program 1 times
[2021-10-13 01:09:52,566 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:52,566 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602709373]
[2021-10-13 01:09:52,566 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:52,567 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:52,637 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:52,701 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:52,702 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:52,702 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602709373]
[2021-10-13 01:09:52,702 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602709373] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:52,703 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:52,703 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-10-13 01:09:52,703 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422320111]
[2021-10-13 01:09:52,704 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-10-13 01:09:52,704 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:52,705 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-10-13 01:09:52,705 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-10-13 01:09:52,705 INFO  L87              Difference]: Start difference. First operand 694 states and 2138 transitions. Second operand  has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:52,767 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:52,768 INFO  L93              Difference]: Finished difference Result 638 states and 1738 transitions.
[2021-10-13 01:09:52,768 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-10-13 01:09:52,768 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13
[2021-10-13 01:09:52,769 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:52,773 INFO  L225             Difference]: With dead ends: 638
[2021-10-13 01:09:52,774 INFO  L226             Difference]: Without dead ends: 458
[2021-10-13 01:09:52,774 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-10-13 01:09:52,776 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 458 states.
[2021-10-13 01:09:52,791 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 458 to 458.
[2021-10-13 01:09:52,793 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 458 states, 457 states have (on average 2.612691466083151) internal successors, (1194), 457 states have internal predecessors, (1194), 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)
[2021-10-13 01:09:52,796 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1194 transitions.
[2021-10-13 01:09:52,796 INFO  L78                 Accepts]: Start accepts. Automaton has 458 states and 1194 transitions. Word has length 13
[2021-10-13 01:09:52,797 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:52,797 INFO  L470      AbstractCegarLoop]: Abstraction has 458 states and 1194 transitions.
[2021-10-13 01:09:52,797 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:52,797 INFO  L276                IsEmpty]: Start isEmpty. Operand 458 states and 1194 transitions.
[2021-10-13 01:09:52,799 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2021-10-13 01:09:52,799 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:52,799 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:52,799 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2021-10-13 01:09:52,800 INFO  L402      AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:52,800 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:52,800 INFO  L82        PathProgramCache]: Analyzing trace with hash 363172493, now seen corresponding path program 1 times
[2021-10-13 01:09:52,801 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:52,801 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548521668]
[2021-10-13 01:09:52,801 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:52,802 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:52,982 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:53,083 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:53,083 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:53,089 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548521668]
[2021-10-13 01:09:53,089 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548521668] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:53,089 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:53,090 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-10-13 01:09:53,090 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272361546]
[2021-10-13 01:09:53,091 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-10-13 01:09:53,091 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:53,091 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-10-13 01:09:53,092 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2021-10-13 01:09:53,092 INFO  L87              Difference]: Start difference. First operand 458 states and 1194 transitions. Second operand  has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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)
[2021-10-13 01:09:53,154 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:53,154 INFO  L93              Difference]: Finished difference Result 375 states and 914 transitions.
[2021-10-13 01:09:53,155 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-10-13 01:09:53,155 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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) Word has length 16
[2021-10-13 01:09:53,155 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:53,158 INFO  L225             Difference]: With dead ends: 375
[2021-10-13 01:09:53,158 INFO  L226             Difference]: Without dead ends: 295
[2021-10-13 01:09:53,159 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 15.6ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2021-10-13 01:09:53,160 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 295 states.
[2021-10-13 01:09:53,168 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 295.
[2021-10-13 01:09:53,169 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 295 states, 294 states have (on average 2.3979591836734695) internal successors, (705), 294 states have internal predecessors, (705), 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)
[2021-10-13 01:09:53,171 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 705 transitions.
[2021-10-13 01:09:53,171 INFO  L78                 Accepts]: Start accepts. Automaton has 295 states and 705 transitions. Word has length 16
[2021-10-13 01:09:53,172 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:53,172 INFO  L470      AbstractCegarLoop]: Abstraction has 295 states and 705 transitions.
[2021-10-13 01:09:53,172 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 5 states have (on average 3.2) internal successors, (16), 4 states have internal predecessors, (16), 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)
[2021-10-13 01:09:53,172 INFO  L276                IsEmpty]: Start isEmpty. Operand 295 states and 705 transitions.
[2021-10-13 01:09:53,174 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2021-10-13 01:09:53,174 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:53,175 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:53,175 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2021-10-13 01:09:53,176 INFO  L402      AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:53,176 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:53,176 INFO  L82        PathProgramCache]: Analyzing trace with hash 1293857815, now seen corresponding path program 1 times
[2021-10-13 01:09:53,177 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:53,177 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079897527]
[2021-10-13 01:09:53,177 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:53,177 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:53,309 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:53,382 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:53,382 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:53,383 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079897527]
[2021-10-13 01:09:53,383 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079897527] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:53,383 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:53,384 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2021-10-13 01:09:53,384 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602009227]
[2021-10-13 01:09:53,384 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2021-10-13 01:09:53,385 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:53,385 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2021-10-13 01:09:53,385 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2021-10-13 01:09:53,386 INFO  L87              Difference]: Start difference. First operand 295 states and 705 transitions. Second operand  has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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)
[2021-10-13 01:09:53,449 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:53,449 INFO  L93              Difference]: Finished difference Result 272 states and 657 transitions.
[2021-10-13 01:09:53,450 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2021-10-13 01:09:53,450 INFO  L78                 Accepts]: Start accepts. Automaton has  has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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) Word has length 19
[2021-10-13 01:09:53,451 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:53,453 INFO  L225             Difference]: With dead ends: 272
[2021-10-13 01:09:53,454 INFO  L226             Difference]: Without dead ends: 257
[2021-10-13 01:09:53,454 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 21.3ms TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42
[2021-10-13 01:09:53,455 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 257 states.
[2021-10-13 01:09:53,463 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257.
[2021-10-13 01:09:53,465 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 257 states, 256 states have (on average 2.45703125) internal successors, (629), 256 states have internal predecessors, (629), 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)
[2021-10-13 01:09:53,466 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 629 transitions.
[2021-10-13 01:09:53,467 INFO  L78                 Accepts]: Start accepts. Automaton has 257 states and 629 transitions. Word has length 19
[2021-10-13 01:09:53,467 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:53,468 INFO  L470      AbstractCegarLoop]: Abstraction has 257 states and 629 transitions.
[2021-10-13 01:09:53,468 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 6 states, 6 states have (on average 3.1666666666666665) internal successors, (19), 5 states have internal predecessors, (19), 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)
[2021-10-13 01:09:53,468 INFO  L276                IsEmpty]: Start isEmpty. Operand 257 states and 629 transitions.
[2021-10-13 01:09:53,469 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2021-10-13 01:09:53,470 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:53,470 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:53,470 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2021-10-13 01:09:53,471 INFO  L402      AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:53,471 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:53,471 INFO  L82        PathProgramCache]: Analyzing trace with hash -709811991, now seen corresponding path program 1 times
[2021-10-13 01:09:53,472 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:53,472 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115686762]
[2021-10-13 01:09:53,472 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:53,473 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:53,508 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:53,669 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:53,669 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:53,669 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115686762]
[2021-10-13 01:09:53,669 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115686762] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:53,670 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:53,670 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-10-13 01:09:53,670 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058704390]
[2021-10-13 01:09:53,671 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-10-13 01:09:53,671 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:53,671 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-10-13 01:09:53,672 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-10-13 01:09:53,672 INFO  L87              Difference]: Start difference. First operand 257 states and 629 transitions. Second operand  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:53,726 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:53,726 INFO  L93              Difference]: Finished difference Result 355 states and 851 transitions.
[2021-10-13 01:09:53,726 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2021-10-13 01:09:53,727 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23
[2021-10-13 01:09:53,727 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:53,730 INFO  L225             Difference]: With dead ends: 355
[2021-10-13 01:09:53,730 INFO  L226             Difference]: Without dead ends: 299
[2021-10-13 01:09:53,731 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 26.1ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-10-13 01:09:53,732 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 299 states.
[2021-10-13 01:09:53,739 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 230.
[2021-10-13 01:09:53,740 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 230 states, 229 states have (on average 2.393013100436681) internal successors, (548), 229 states have internal predecessors, (548), 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)
[2021-10-13 01:09:53,742 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 548 transitions.
[2021-10-13 01:09:53,742 INFO  L78                 Accepts]: Start accepts. Automaton has 230 states and 548 transitions. Word has length 23
[2021-10-13 01:09:53,742 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:53,742 INFO  L470      AbstractCegarLoop]: Abstraction has 230 states and 548 transitions.
[2021-10-13 01:09:53,743 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:53,743 INFO  L276                IsEmpty]: Start isEmpty. Operand 230 states and 548 transitions.
[2021-10-13 01:09:53,744 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2021-10-13 01:09:53,744 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:53,744 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:53,744 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2021-10-13 01:09:53,745 INFO  L402      AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:53,745 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:53,745 INFO  L82        PathProgramCache]: Analyzing trace with hash 475899945, now seen corresponding path program 2 times
[2021-10-13 01:09:53,752 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:53,752 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196962205]
[2021-10-13 01:09:53,752 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:53,753 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:53,798 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:53,899 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:53,899 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:53,900 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196962205]
[2021-10-13 01:09:53,900 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196962205] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:53,901 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:53,901 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2021-10-13 01:09:53,902 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158503667]
[2021-10-13 01:09:53,903 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2021-10-13 01:09:53,903 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:53,904 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2021-10-13 01:09:53,905 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2021-10-13 01:09:53,905 INFO  L87              Difference]: Start difference. First operand 230 states and 548 transitions. Second operand  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:53,969 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:53,969 INFO  L93              Difference]: Finished difference Result 328 states and 770 transitions.
[2021-10-13 01:09:53,970 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2021-10-13 01:09:53,970 INFO  L78                 Accepts]: Start accepts. Automaton has  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23
[2021-10-13 01:09:53,971 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:53,972 INFO  L225             Difference]: With dead ends: 328
[2021-10-13 01:09:53,972 INFO  L226             Difference]: Without dead ends: 161
[2021-10-13 01:09:53,973 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 40.4ms TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2021-10-13 01:09:53,974 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 161 states.
[2021-10-13 01:09:53,979 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161.
[2021-10-13 01:09:53,980 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 161 states, 160 states have (on average 2.20625) internal successors, (353), 160 states have internal predecessors, (353), 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)
[2021-10-13 01:09:53,981 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 353 transitions.
[2021-10-13 01:09:53,981 INFO  L78                 Accepts]: Start accepts. Automaton has 161 states and 353 transitions. Word has length 23
[2021-10-13 01:09:53,981 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:53,981 INFO  L470      AbstractCegarLoop]: Abstraction has 161 states and 353 transitions.
[2021-10-13 01:09:53,982 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 5 states, 4 states have (on average 5.75) internal successors, (23), 5 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:53,982 INFO  L276                IsEmpty]: Start isEmpty. Operand 161 states and 353 transitions.
[2021-10-13 01:09:53,983 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2021-10-13 01:09:53,983 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:53,983 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:53,983 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2021-10-13 01:09:53,984 INFO  L402      AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:53,985 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:53,985 INFO  L82        PathProgramCache]: Analyzing trace with hash -8590615, now seen corresponding path program 3 times
[2021-10-13 01:09:53,985 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:53,985 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147317688]
[2021-10-13 01:09:53,985 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:53,986 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:54,031 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-10-13 01:09:54,094 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-10-13 01:09:54,094 INFO  L139   FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2021-10-13 01:09:54,095 INFO  L332   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147317688]
[2021-10-13 01:09:54,095 INFO  L160   FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147317688] provided 1 perfect and 0 imperfect interpolant sequences
[2021-10-13 01:09:54,095 INFO  L186   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2021-10-13 01:09:54,095 INFO  L199   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2021-10-13 01:09:54,096 INFO  L115   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405947688]
[2021-10-13 01:09:54,096 INFO  L546      AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-10-13 01:09:54,096 INFO  L103   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2021-10-13 01:09:54,097 INFO  L143   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-10-13 01:09:54,097 INFO  L145   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2021-10-13 01:09:54,097 INFO  L87              Difference]: Start difference. First operand 161 states and 353 transitions. Second operand  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:54,119 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-10-13 01:09:54,119 INFO  L93              Difference]: Finished difference Result 208 states and 451 transitions.
[2021-10-13 01:09:54,119 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2021-10-13 01:09:54,120 INFO  L78                 Accepts]: Start accepts. Automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23
[2021-10-13 01:09:54,122 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2021-10-13 01:09:54,123 INFO  L225             Difference]: With dead ends: 208
[2021-10-13 01:09:54,123 INFO  L226             Difference]: Without dead ends: 116
[2021-10-13 01:09:54,124 INFO  L781         BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.9ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2021-10-13 01:09:54,124 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 116 states.
[2021-10-13 01:09:54,127 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116.
[2021-10-13 01:09:54,128 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand  has 116 states, 115 states have (on average 2.1130434782608694) internal successors, (243), 115 states have internal predecessors, (243), 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)
[2021-10-13 01:09:54,129 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 243 transitions.
[2021-10-13 01:09:54,129 INFO  L78                 Accepts]: Start accepts. Automaton has 116 states and 243 transitions. Word has length 23
[2021-10-13 01:09:54,129 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2021-10-13 01:09:54,130 INFO  L470      AbstractCegarLoop]: Abstraction has 116 states and 243 transitions.
[2021-10-13 01:09:54,130 INFO  L471      AbstractCegarLoop]: INTERPOLANT automaton has  has 4 states, 3 states have (on average 7.666666666666667) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-10-13 01:09:54,130 INFO  L276                IsEmpty]: Start isEmpty. Operand 116 states and 243 transitions.
[2021-10-13 01:09:54,131 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2021-10-13 01:09:54,131 INFO  L504         BasicCegarLoop]: Found error trace
[2021-10-13 01:09:54,131 INFO  L512         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2021-10-13 01:09:54,131 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2021-10-13 01:09:54,132 INFO  L402      AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 3 more)] ===
[2021-10-13 01:09:54,132 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2021-10-13 01:09:54,132 INFO  L82        PathProgramCache]: Analyzing trace with hash -1179073787, now seen corresponding path program 4 times
[2021-10-13 01:09:54,132 INFO  L121   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2021-10-13 01:09:54,133 INFO  L332   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921097095]
[2021-10-13 01:09:54,133 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-10-13 01:09:54,133 INFO  L128          SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2021-10-13 01:09:54,240 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-13 01:09:54,240 INFO  L354             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2021-10-13 01:09:54,329 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2021-10-13 01:09:54,393 INFO  L133   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2021-10-13 01:09:54,394 INFO  L626         BasicCegarLoop]: Counterexample is feasible
[2021-10-13 01:09:54,395 INFO  L764   garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION
[2021-10-13 01:09:54,397 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-10-13 01:09:54,397 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION
[2021-10-13 01:09:54,397 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION
[2021-10-13 01:09:54,398 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION
[2021-10-13 01:09:54,398 INFO  L764   garLoopResultBuilder]: Registering result UNKNOWN for location P0Err0ASSERT_VIOLATIONERROR_FUNCTION
[2021-10-13 01:09:54,398 WARN  L452      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2021-10-13 01:09:54,425 INFO  L229   ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances
[2021-10-13 01:09:54,425 INFO  L179   ceAbstractionStarter]: Computing trace abstraction results
[2021-10-13 01:09:54,568 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 01:09:54 BasicIcfg
[2021-10-13 01:09:54,570 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-10-13 01:09:54,571 INFO  L113        PluginConnector]: ------------------------Witness Printer----------------------------
[2021-10-13 01:09:54,572 INFO  L271        PluginConnector]: Initializing Witness Printer...
[2021-10-13 01:09:54,572 INFO  L275        PluginConnector]: Witness Printer initialized
[2021-10-13 01:09:54,572 INFO  L185        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 01:09:43" (3/4) ...
[2021-10-13 01:09:54,575 INFO  L131         WitnessPrinter]: Generating witness for reachability counterexample
[2021-10-13 01:09:54,716 INFO  L141         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/witness.graphml
[2021-10-13 01:09:54,716 INFO  L132        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-10-13 01:09:54,718 INFO  L168              Benchmark]: Toolchain (without parser) took 15248.62 ms. Allocated memory was 83.9 MB in the beginning and 201.3 MB in the end (delta: 117.4 MB). Free memory was 45.8 MB in the beginning and 131.3 MB in the end (delta: -85.5 MB). Peak memory consumption was 32.1 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,719 INFO  L168              Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 54.4 MB in the beginning and 54.4 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,719 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 865.55 ms. Allocated memory was 83.9 MB in the beginning and 115.3 MB in the end (delta: 31.5 MB). Free memory was 45.6 MB in the beginning and 77.2 MB in the end (delta: -31.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,720 INFO  L168              Benchmark]: Boogie Procedure Inliner took 83.26 ms. Allocated memory is still 115.3 MB. Free memory was 77.2 MB in the beginning and 74.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,720 INFO  L168              Benchmark]: Boogie Preprocessor took 84.76 ms. Allocated memory is still 115.3 MB. Free memory was 74.6 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,721 INFO  L168              Benchmark]: RCFGBuilder took 2674.13 ms. Allocated memory is still 115.3 MB. Free memory was 72.5 MB in the beginning and 67.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,721 INFO  L168              Benchmark]: TraceAbstraction took 11386.88 ms. Allocated memory was 115.3 MB in the beginning and 201.3 MB in the end (delta: 86.0 MB). Free memory was 67.0 MB in the beginning and 150.2 MB in the end (delta: -83.2 MB). Peak memory consumption was 76.5 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,722 INFO  L168              Benchmark]: Witness Printer took 145.28 ms. Allocated memory is still 201.3 MB. Free memory was 150.2 MB in the beginning and 131.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB.
[2021-10-13 01:09:54,727 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.32 ms. Allocated memory is still 83.9 MB. Free memory was 54.4 MB in the beginning and 54.4 MB in the end (delta: 21.0 kB). There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 865.55 ms. Allocated memory was 83.9 MB in the beginning and 115.3 MB in the end (delta: 31.5 MB). Free memory was 45.6 MB in the beginning and 77.2 MB in the end (delta: -31.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 83.26 ms. Allocated memory is still 115.3 MB. Free memory was 77.2 MB in the beginning and 74.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 84.76 ms. Allocated memory is still 115.3 MB. Free memory was 74.6 MB in the beginning and 72.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 2674.13 ms. Allocated memory is still 115.3 MB. Free memory was 72.5 MB in the beginning and 67.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 45.5 MB. Max. memory is 16.1 GB.
 * TraceAbstraction took 11386.88 ms. Allocated memory was 115.3 MB in the beginning and 201.3 MB in the end (delta: 86.0 MB). Free memory was 67.0 MB in the beginning and 150.2 MB in the end (delta: -83.2 MB). Peak memory consumption was 76.5 MB. Max. memory is 16.1 GB.
 * Witness Printer took 145.28 ms. Allocated memory is still 201.3 MB. Free memory was 150.2 MB in the beginning and 131.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    Lipton Reduction Statistics: ReductionTime: 7350.2ms, 122 PlacesBefore, 38 PlacesAfterwards, 114 TransitionsBefore, 28 TransitionsAfterwards, 2190 CoEnabledTransitionPairs, 7 FixpointIterations, 42 TrivialSequentialCompositions, 48 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 5 ConcurrentYvCompositions, 2 ChoiceCompositions, 97 TotalNumberOfCompositions, 5993 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3235, positive: 3033, positive conditional: 0, positive unconditional: 3033, negative: 202, negative conditional: 0, negative unconditional: 202, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1675, positive: 1607, positive conditional: 0, positive unconditional: 1607, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1675, positive: 1589, positive conditional: 0, positive unconditional: 1589, negative: 86, negative conditional: 0, negative unconditional: 86, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 86, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 68, negative conditional: 0, negative unconditional: 68, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 609, positive: 42, positive conditional: 0, positive unconditional: 42, negative: 568, negative conditional: 0, negative unconditional: 568, unknown: 0, unknown conditional: 0, unknown unconditional: 0]  ], Cache Queries: [ total: 3235, positive: 1426, positive conditional: 0, positive unconditional: 1426, negative: 134, negative conditional: 0, negative unconditional: 134, unknown: 1675, unknown conditional: 0, unknown unconditional: 1675] , Statistics on independence cache: Total cache size (in pairs): 186, Positive cache size: 156, Positive conditional cache size: 0, Positive unconditional cache size: 156, Negative cache size: 30, Negative conditional cache size: 0, Negative unconditional cache size: 30
  - StatisticsResult: ErrorAutomatonStatistics
    NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
  - CounterExampleResult [Line: 18]: a call to reach_error is reachable
    a call to reach_error is reachable
We found a FailurePath: 
[L709]               0  int __unbuffered_cnt = 0;
[L711]               0  int __unbuffered_p0_EAX = 0;
[L713]               0  int __unbuffered_p0_EBX = 0;
[L715]               0  int __unbuffered_p1_EAX = 0;
[L717]               0  int __unbuffered_p2_EAX = 0;
[L719]               0  int __unbuffered_p2_EBX = 0;
[L721]               0  int a = 0;
[L722]               0  _Bool a$flush_delayed;
[L723]               0  int a$mem_tmp;
[L724]               0  _Bool a$r_buff0_thd0;
[L725]               0  _Bool a$r_buff0_thd1;
[L726]               0  _Bool a$r_buff0_thd2;
[L727]               0  _Bool a$r_buff0_thd3;
[L728]               0  _Bool a$r_buff1_thd0;
[L729]               0  _Bool a$r_buff1_thd1;
[L730]               0  _Bool a$r_buff1_thd2;
[L731]               0  _Bool a$r_buff1_thd3;
[L732]               0  _Bool a$read_delayed;
[L733]               0  int *a$read_delayed_var;
[L734]               0  int a$w_buff0;
[L735]               0  _Bool a$w_buff0_used;
[L736]               0  int a$w_buff1;
[L737]               0  _Bool a$w_buff1_used;
[L738]               0  _Bool main$tmp_guard0;
[L739]               0  _Bool main$tmp_guard1;
[L741]               0  int x = 0;
[L743]               0  int y = 0;
[L745]               0  int z = 0;
[L746]               0  _Bool weak$$choice0;
[L747]               0  _Bool weak$$choice2;
[L850]               0  pthread_t t391;
[L851]  FCALL, FORK  0  pthread_create(&t391, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L852]               0  pthread_t t392;
[L853]  FCALL, FORK  0  pthread_create(&t392, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L854]               0  pthread_t t393;
[L855]  FCALL, FORK  0  pthread_create(&t393, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L751]               1  a$w_buff1 = a$w_buff0
[L752]               1  a$w_buff0 = 1
[L753]               1  a$w_buff1_used = a$w_buff0_used
[L754]               1  a$w_buff0_used = (_Bool)1
[L18]   COND FALSE   1  !(!expression)
[L756]               1  a$r_buff1_thd0 = a$r_buff0_thd0
[L757]               1  a$r_buff1_thd1 = a$r_buff0_thd1
[L758]               1  a$r_buff1_thd2 = a$r_buff0_thd2
[L759]               1  a$r_buff1_thd3 = a$r_buff0_thd3
[L760]               1  a$r_buff0_thd1 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L763]               1  x = 1
[L766]               1  __unbuffered_p0_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0]
[L769]               1  __unbuffered_p0_EBX = y
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0]
[L786]               2  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0]
[L789]               2  __unbuffered_p1_EAX = z
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0]
[L792]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L792]  EXPR         2  a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a
[L792]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L792]               2  a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L793]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used
[L793]               2  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used
[L794]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used
[L794]               2  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used
[L795]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2
[L795]               2  a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2
[L796]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2
[L796]               2  a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2
[L806]               3  z = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1]
[L799]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L801]               2  return 0;
[L809]               3  __unbuffered_p2_EAX = z
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=1]
[L812]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L813]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L814]               3  a$flush_delayed = weak$$choice2
[L815]               3  a$mem_tmp = a
[L816]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1)
[L816]               3  a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1)
[L817]  EXPR         3  weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0))
[L817]               3  a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0))
[L818]  EXPR         3  weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1))
[L818]               3  a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1))
[L819]  EXPR         3  weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used))
[L819]               3  a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used))
[L820]  EXPR         3  weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L820]               3  a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L821]  EXPR         3  weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3))
[L821]               3  a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3))
[L822]  EXPR         3  weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L822]               3  a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L823]               3  __unbuffered_p2_EBX = a
[L824]  EXPR         3  a$flush_delayed ? a$mem_tmp : a
[L824]               3  a = a$flush_delayed ? a$mem_tmp : a
[L825]               3  a$flush_delayed = (_Bool)0
        VAL             [\result={0:0}, __unbuffered_cnt=1, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1]
[L828]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a)
[L828]  EXPR         3  a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a
[L828]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a)
[L828]               3  a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a)
[L829]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used
[L829]               3  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used
[L830]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used
[L830]               3  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used
[L831]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3
[L831]               3  a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3
[L832]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3
[L832]               3  a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3
[L835]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L837]               3  return 0;
[L772]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a)
[L772]               1  a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a)
[L773]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used
[L773]               1  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used
[L774]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used
[L774]               1  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used
[L775]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1
[L775]               1  a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1
[L776]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1
[L776]               1  a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1
[L779]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L781]               1  return 0;
[L857]               0  main$tmp_guard0 = __unbuffered_cnt == 3
[L3]    COND FALSE   0  !(!cond)
[L861]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a)
[L861]  EXPR         0  a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a
[L861]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a)
[L861]               0  a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a)
[L862]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used
[L862]               0  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used
[L863]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used
[L863]               0  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used
[L864]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0
[L864]               0  a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0
[L865]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0
[L865]               0  a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0
[L868]               0  main$tmp_guard1 = !(__unbuffered_p0_EAX == 1 && __unbuffered_p0_EBX == 0 && __unbuffered_p1_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
[L18]   COND TRUE    0  !expression
[L18]                0  reach_error()
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=1, __unbuffered_p0_EBX=0, __unbuffered_p1_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=1]

  - UnprovableResult [Line: 18]: Unable to prove that call to reach_error is unreachable
    Unable to prove that call to reach_error is unreachable
 Reason: Not analyzed. 
  - UnprovableResult [Line: 853]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 855]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - UnprovableResult [Line: 851]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
    Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users)
 Reason: Not analyzed. 
  - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances
    CFG has 7 procedures, 144 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 10960.4ms, OverallIterations: 11, TraceHistogramMax: 1, EmptinessCheckTime: 42.9ms, AutomataDifference: 736.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 7512.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 296 SDtfs, 265 SDslu, 388 SDs, 0 SdLazy, 138 SolverSat, 26 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 245.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 159.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=986occurred in iteration=0, InterpolantAutomatonStates: 45, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 352.3ms AutomataMinimizationTime, 10 MinimizatonAttempts, 69 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 61.9ms SsaConstructionTime, 726.1ms SatisfiabilityAnalysisTime, 1031.6ms InterpolantComputationTime, 174 NumberOfCodeBlocks, 174 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 141 ConstructedInterpolants, 0 QuantifiedInterpolants, 829 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2021-10-13 01:09:54,789 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d540ceb-5283-4767-8361-c67eb1a34fa5/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...