./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for termination
Using default analysis
Version 9bd2c7ff
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3012c2825f53c0db53d950c12df6540de859b34b2bef033c36a98846352dedd3
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:09:27,390 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:09:27,507 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Termination-32bit-Automizer_Default.epf
[2023-11-19 07:09:27,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:09:27,518 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:09:27,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:09:27,569 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:09:27,569 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:09:27,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:09:27,576 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:09:27,577 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:09:27,578 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults:
[2023-11-19 07:09:27,579 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3
[2023-11-19 07:09:27,580 INFO L153 SettingsManager]: * Use old map elimination=false
[2023-11-19 07:09:27,581 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false
[2023-11-19 07:09:27,582 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true
[2023-11-19 07:09:27,582 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES
[2023-11-19 07:09:27,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:09:27,584 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME
[2023-11-19 07:09:27,584 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:09:27,585 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:09:27,587 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:09:27,587 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:09:27,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME
[2023-11-19 07:09:27,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME
[2023-11-19 07:09:27,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME
[2023-11-19 07:09:27,589 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2023-11-19 07:09:27,590 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:09:27,590 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:09:27,591 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false
[2023-11-19 07:09:27,592 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:09:27,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:09:27,593 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:09:27,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:09:27,594 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:09:27,595 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults:
[2023-11-19 07:09:27,595 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3012c2825f53c0db53d950c12df6540de859b34b2bef033c36a98846352dedd3
[2023-11-19 07:09:27,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:09:27,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:09:27,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:09:27,958 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:09:27,959 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:09:27,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i
[2023-11-19 07:09:31,016 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:09:31,514 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:09:31,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test6-1.i
[2023-11-19 07:09:31,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/data/4dbaa9f24/ffa942c6e7804610a5ec29cb5a02fb3c/FLAGd663e6603
[2023-11-19 07:09:31,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/data/4dbaa9f24/ffa942c6e7804610a5ec29cb5a02fb3c
[2023-11-19 07:09:31,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:09:31,562 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:09:31,563 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:09:31,563 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:09:31,569 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:09:31,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:31" (1/1) ...
[2023-11-19 07:09:31,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6254138a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:31, skipping insertion in model container
[2023-11-19 07:09:31,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:09:31" (1/1) ...
[2023-11-19 07:09:31,656 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:09:32,489 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:09:32,517 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:09:32,678 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:09:32,791 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler.
[2023-11-19 07:09:32,800 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:09:32,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32 WrapperNode
[2023-11-19 07:09:32,801 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:09:32,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:09:32,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:09:32,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:09:32,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:32,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:32,963 INFO L138 Inliner]: procedures = 282, calls = 298, calls flagged for inlining = 23, calls inlined = 33, statements flattened = 1512
[2023-11-19 07:09:32,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:09:32,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:09:32,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:09:32,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:09:32,983 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:32,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:32,999 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,000 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,081 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,090 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:09:33,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:09:33,107 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:09:33,107 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:09:33,108 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (1/1) ...
[2023-11-19 07:09:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000
[2023-11-19 07:09:33,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:33,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null)
[2023-11-19 07:09:33,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:09:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset
[2023-11-19 07:09:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset
[2023-11-19 07:09:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-11-19 07:09:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp
[2023-11-19 07:09:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure read~int
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~int
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:09:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2023-11-19 07:09:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:09:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:09:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:09:33,497 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:09:33,499 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:09:33,504 WARN L813 $ProcedureCfgBuilder]: Label in the middle of a codeblock.
[2023-11-19 07:09:35,528 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:09:35,552 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:09:35,552 INFO L302 CfgBuilder]: Removed 63 assume(true) statements.
[2023-11-19 07:09:35,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:35 BoogieIcfgContainer
[2023-11-19 07:09:35,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:09:35,569 INFO L112 PluginConnector]: ------------------------BuchiAutomizer----------------------------
[2023-11-19 07:09:35,569 INFO L270 PluginConnector]: Initializing BuchiAutomizer...
[2023-11-19 07:09:35,576 INFO L274 PluginConnector]: BuchiAutomizer initialized
[2023-11-19 07:09:35,577 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:09:35,577 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 07:09:31" (1/3) ...
[2023-11-19 07:09:35,579 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65b6acd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:09:35, skipping insertion in model container
[2023-11-19 07:09:35,580 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:09:35,581 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:09:32" (2/3) ...
[2023-11-19 07:09:35,583 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@65b6acd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 07:09:35, skipping insertion in model container
[2023-11-19 07:09:35,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis
[2023-11-19 07:09:35,584 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:09:35" (3/3) ...
[2023-11-19 07:09:35,585 INFO L332 chiAutomizerObserver]: Analyzing ICFG uthash_JEN_test6-1.i
[2023-11-19 07:09:35,692 INFO L303 stractBuchiCegarLoop]: Interprodecural is true
[2023-11-19 07:09:35,693 INFO L304 stractBuchiCegarLoop]: Hoare is false
[2023-11-19 07:09:35,693 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates
[2023-11-19 07:09:35,693 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE
[2023-11-19 07:09:35,693 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2023-11-19 07:09:35,693 INFO L308 stractBuchiCegarLoop]: Difference is false
[2023-11-19 07:09:35,693 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA
[2023-11-19 07:09:35,693 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ========
[2023-11-19 07:09:35,699 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:35,756 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 390
[2023-11-19 07:09:35,761 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:35,761 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:35,769 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:35,769 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:35,769 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============
[2023-11-19 07:09:35,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:35,787 INFO L131 ngComponentsAnalysis]: Automaton has 4 accepting balls. 390
[2023-11-19 07:09:35,787 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:35,787 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:35,788 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:35,788 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:35,796 INFO L748 eck$LassoCheckResult]: Stem: 122#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 333#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 8#L989-4true
[2023-11-19 07:09:35,797 INFO L750 eck$LassoCheckResult]: Loop: 8#L989-4true call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 210#L989-1true assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 4#real_malloc_returnLabel#1true main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 9#L991true assume main_~user~0#1.base == 0 && main_~user~0#1.offset == 0;assume false; 82#L991-2true call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 241#L996-263true assume !true; 390#L989-3true call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 8#L989-4true
[2023-11-19 07:09:35,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:35,804 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 1 times
[2023-11-19 07:09:35,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:35,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732867908]
[2023-11-19 07:09:35,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:35,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:35,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:36,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:36,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:36,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1530803754, now seen corresponding path program 1 times
[2023-11-19 07:09:36,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:36,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325512181]
[2023-11-19 07:09:36,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:36,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:36,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:36,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:36,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325512181]
[2023-11-19 07:09:36,124 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic
[2023-11-19 07:09:36,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674088174]
[2023-11-19 07:09:36,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:36,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:36,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:36,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:36,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-19 07:09:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:36,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 07:09:36,314 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:36,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:36,337 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:36,338 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674088174] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:36,339 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:36,339 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:09:36,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409815579]
[2023-11-19 07:09:36,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:36,345 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:36,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:36,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:09:36,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:09:36,392 INFO L87 Difference]: Start difference. First operand has 414 states, 409 states have (on average 1.6503667481662592) internal successors, (675), 409 states have internal predecessors, (675), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:36,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:36,429 INFO L93 Difference]: Finished difference Result 397 states and 573 transitions.
[2023-11-19 07:09:36,434 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 397 states and 573 transitions.
[2023-11-19 07:09:36,443 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 367
[2023-11-19 07:09:36,462 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 397 states to 374 states and 550 transitions.
[2023-11-19 07:09:36,463 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 374
[2023-11-19 07:09:36,466 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 374
[2023-11-19 07:09:36,466 INFO L73 IsDeterministic]: Start isDeterministic. Operand 374 states and 550 transitions.
[2023-11-19 07:09:36,470 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:36,471 INFO L218 hiAutomatonCegarLoop]: Abstraction has 374 states and 550 transitions.
[2023-11-19 07:09:36,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states and 550 transitions.
[2023-11-19 07:09:36,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 374.
[2023-11-19 07:09:36,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 374 states, 370 states have (on average 1.4702702702702704) internal successors, (544), 369 states have internal predecessors, (544), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:36,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 374 states and 550 transitions.
[2023-11-19 07:09:36,538 INFO L240 hiAutomatonCegarLoop]: Abstraction has 374 states and 550 transitions.
[2023-11-19 07:09:36,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:09:36,543 INFO L428 stractBuchiCegarLoop]: Abstraction has 374 states and 550 transitions.
[2023-11-19 07:09:36,543 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============
[2023-11-19 07:09:36,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 374 states and 550 transitions.
[2023-11-19 07:09:36,547 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 367
[2023-11-19 07:09:36,547 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:36,547 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:36,551 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:36,551 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:36,551 INFO L748 eck$LassoCheckResult]: Stem: 1150#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 1151#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 859#L989-4
[2023-11-19 07:09:36,559 INFO L750 eck$LassoCheckResult]: Loop: 859#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 849#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 843#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 844#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 860#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 968#L996-263 havoc main_~_ha_hashv~0#1; 969#L996-176 goto; 1175#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 892#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 894#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 1105#L996-73 assume !main_#t~switch68#1; 1106#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 857#L996-76 assume main_#t~switch68#1;call main_#t~mem70#1 := read~int(main_~_hj_key~0#1.base, 9 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 65536 * (main_#t~mem70#1 % 256 % 4294967296);havoc main_#t~mem70#1; 858#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 943#L996-79 assume main_#t~switch68#1;call main_#t~mem71#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem71#1 % 256 % 4294967296);havoc main_#t~mem71#1; 944#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 970#L996-82 assume main_#t~switch68#1;call main_#t~mem72#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem72#1 % 256 % 4294967296);havoc main_#t~mem72#1; 935#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 908#L996-85 assume main_#t~switch68#1;call main_#t~mem73#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem73#1 % 256 % 4294967296);havoc main_#t~mem73#1; 909#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 936#L996-88 assume main_#t~switch68#1;call main_#t~mem74#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem74#1 % 256 % 4294967296);havoc main_#t~mem74#1; 953#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 1082#L996-91 assume main_#t~switch68#1;call main_#t~mem75#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem75#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem75#1 % 256 % 4294967296 else main_#t~mem75#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem75#1; 1083#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 1193#L996-94 assume !main_#t~switch68#1; 1000#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 1001#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 1206#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 1090#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 1088#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 906#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 907#L996-105 havoc main_#t~switch68#1; 1073#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 983#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 930#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 931#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 1018#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1081#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 1132#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1179#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 922#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1013#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 974#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1070#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 1071#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1113#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 910#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 911#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 1050#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 1159#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 838#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 978#L996-170 goto; 979#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 957#L996-173 goto; 958#L996-175 goto; 1166#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 1167#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 1173#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 1187#L996-189 goto; 999#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 1107#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 1035#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 1036#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 1062#L996-198 goto; 1158#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 939#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 940#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 904#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 905#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 1134#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 1177#L996-254 goto; 1209#L996-256 havoc main_~_ha_bkt~0#1; 1210#L996-257 goto; 1202#L996-259 goto; 879#L996-261 havoc main_~_ha_hashv~0#1; 880#L996-262 goto; 989#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 859#L989-4
[2023-11-19 07:09:36,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:36,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 2 times
[2023-11-19 07:09:36,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:36,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47102950]
[2023-11-19 07:09:36,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:36,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:36,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:36,618 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:36,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:36,619 INFO L85 PathProgramCache]: Analyzing trace with hash -580354166, now seen corresponding path program 1 times
[2023-11-19 07:09:36,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:36,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510659679]
[2023-11-19 07:09:36,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:36,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:36,718 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:36,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1257996105]
[2023-11-19 07:09:36,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:36,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:36,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:36,750 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:36,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-19 07:09:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:37,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 3 conjunts are in the unsatisfiable core
[2023-11-19 07:09:37,077 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:37,129 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:37,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:37,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510659679]
[2023-11-19 07:09:37,130 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:37,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257996105]
[2023-11-19 07:09:37,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257996105] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:37,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:37,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2023-11-19 07:09:37,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954493084]
[2023-11-19 07:09:37,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:37,132 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:37,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:37,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2023-11-19 07:09:37,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2023-11-19 07:09:37,134 INFO L87 Difference]: Start difference. First operand 374 states and 550 transitions. cyclomatic complexity: 179 Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:37,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:37,252 INFO L93 Difference]: Finished difference Result 395 states and 571 transitions.
[2023-11-19 07:09:37,253 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 395 states and 571 transitions.
[2023-11-19 07:09:37,259 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 388
[2023-11-19 07:09:37,265 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 395 states to 395 states and 571 transitions.
[2023-11-19 07:09:37,266 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 395
[2023-11-19 07:09:37,267 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 395
[2023-11-19 07:09:37,268 INFO L73 IsDeterministic]: Start isDeterministic. Operand 395 states and 571 transitions.
[2023-11-19 07:09:37,271 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:37,272 INFO L218 hiAutomatonCegarLoop]: Abstraction has 395 states and 571 transitions.
[2023-11-19 07:09:37,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 395 states and 571 transitions.
[2023-11-19 07:09:37,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 395 to 394.
[2023-11-19 07:09:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 390 states have (on average 1.4461538461538461) internal successors, (564), 389 states have internal predecessors, (564), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:37,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 570 transitions.
[2023-11-19 07:09:37,304 INFO L240 hiAutomatonCegarLoop]: Abstraction has 394 states and 570 transitions.
[2023-11-19 07:09:37,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2023-11-19 07:09:37,309 INFO L428 stractBuchiCegarLoop]: Abstraction has 394 states and 570 transitions.
[2023-11-19 07:09:37,309 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============
[2023-11-19 07:09:37,309 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 394 states and 570 transitions.
[2023-11-19 07:09:37,312 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 387
[2023-11-19 07:09:37,312 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:37,312 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:37,314 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:37,314 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:37,315 INFO L748 eck$LassoCheckResult]: Stem: 2155#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 2156#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1862#L989-4
[2023-11-19 07:09:37,316 INFO L750 eck$LassoCheckResult]: Loop: 1862#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 1852#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 1846#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 1847#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 1863#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 1967#L996-263 havoc main_~_ha_hashv~0#1; 1968#L996-176 goto; 2183#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 1895#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 1897#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 2108#L996-73 assume !main_#t~switch68#1; 2109#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 2216#L996-76 assume !main_#t~switch68#1; 2228#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 2230#L996-79 assume main_#t~switch68#1;call main_#t~mem71#1 := read~int(main_~_hj_key~0#1.base, 8 + main_~_hj_key~0#1.offset, 1);main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 + 256 * (main_#t~mem71#1 % 256 % 4294967296);havoc main_#t~mem71#1; 1945#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 1973#L996-82 assume main_#t~switch68#1;call main_#t~mem72#1 := read~int(main_~_hj_key~0#1.base, 7 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 16777216 * (main_#t~mem72#1 % 256 % 4294967296);havoc main_#t~mem72#1; 1938#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 1911#L996-85 assume main_#t~switch68#1;call main_#t~mem73#1 := read~int(main_~_hj_key~0#1.base, 6 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 65536 * (main_#t~mem73#1 % 256 % 4294967296);havoc main_#t~mem73#1; 1912#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 1939#L996-88 assume main_#t~switch68#1;call main_#t~mem74#1 := read~int(main_~_hj_key~0#1.base, 5 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + 256 * (main_#t~mem74#1 % 256 % 4294967296);havoc main_#t~mem74#1; 1956#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 2085#L996-91 assume main_#t~switch68#1;call main_#t~mem75#1 := read~int(main_~_hj_key~0#1.base, 4 + main_~_hj_key~0#1.offset, 1);main_~_hj_j~0#1 := main_~_hj_j~0#1 + (if main_#t~mem75#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem75#1 % 256 % 4294967296 else main_#t~mem75#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem75#1; 2086#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 2203#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 2204#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 2218#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 2219#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 2095#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 2096#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 1909#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 1910#L996-105 havoc main_#t~switch68#1; 2076#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 1989#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 1933#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1934#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 2024#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2084#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 2138#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2189#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 1925#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2016#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 1977#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2073#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 2074#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2119#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 1913#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 1914#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 2053#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 2168#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 1841#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 1981#L996-170 goto; 1982#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 1960#L996-173 goto; 1961#L996-175 goto; 2176#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 2177#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 2184#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 2197#L996-189 goto; 2002#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 2113#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 2038#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 2039#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 2065#L996-198 goto; 2166#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 1942#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 1943#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 1907#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 1908#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 2140#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 2187#L996-254 goto; 2222#L996-256 havoc main_~_ha_bkt~0#1; 2223#L996-257 goto; 2213#L996-259 goto; 1882#L996-261 havoc main_~_ha_hashv~0#1; 1883#L996-262 goto; 1992#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 1862#L989-4
[2023-11-19 07:09:37,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:37,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 3 times
[2023-11-19 07:09:37,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:37,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152527823]
[2023-11-19 07:09:37,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:37,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:37,350 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:37,373 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:37,374 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:37,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1584532618, now seen corresponding path program 1 times
[2023-11-19 07:09:37,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:37,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924334801]
[2023-11-19 07:09:37,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:37,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:37,448 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:37,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [144306331]
[2023-11-19 07:09:37,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:37,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:37,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:37,451 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:37,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2023-11-19 07:09:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:37,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-11-19 07:09:37,785 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:37,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:37,828 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:37,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:37,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924334801]
[2023-11-19 07:09:37,829 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:37,829 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144306331]
[2023-11-19 07:09:37,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [144306331] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:37,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:37,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:09:37,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817173946]
[2023-11-19 07:09:37,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:37,830 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:37,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:37,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-19 07:09:37,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-19 07:09:37,831 INFO L87 Difference]: Start difference. First operand 394 states and 570 transitions. cyclomatic complexity: 179 Second operand has 5 states, 5 states have (on average 15.4) internal successors, (77), 5 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:37,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:37,929 INFO L93 Difference]: Finished difference Result 381 states and 550 transitions.
[2023-11-19 07:09:37,929 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 381 states and 550 transitions.
[2023-11-19 07:09:37,933 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 374
[2023-11-19 07:09:37,937 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 381 states to 381 states and 550 transitions.
[2023-11-19 07:09:37,938 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 381
[2023-11-19 07:09:37,938 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 381
[2023-11-19 07:09:37,938 INFO L73 IsDeterministic]: Start isDeterministic. Operand 381 states and 550 transitions.
[2023-11-19 07:09:37,939 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:37,940 INFO L218 hiAutomatonCegarLoop]: Abstraction has 381 states and 550 transitions.
[2023-11-19 07:09:37,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states and 550 transitions.
[2023-11-19 07:09:37,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 380.
[2023-11-19 07:09:37,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 376 states have (on average 1.4441489361702127) internal successors, (543), 375 states have internal predecessors, (543), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 549 transitions.
[2023-11-19 07:09:37,951 INFO L240 hiAutomatonCegarLoop]: Abstraction has 380 states and 549 transitions.
[2023-11-19 07:09:37,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-19 07:09:37,952 INFO L428 stractBuchiCegarLoop]: Abstraction has 380 states and 549 transitions.
[2023-11-19 07:09:37,952 INFO L335 stractBuchiCegarLoop]: ======== Iteration 4 ============
[2023-11-19 07:09:37,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 380 states and 549 transitions.
[2023-11-19 07:09:37,955 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 373
[2023-11-19 07:09:37,955 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:37,955 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:37,956 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:37,956 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:37,956 INFO L748 eck$LassoCheckResult]: Stem: 3162#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 3163#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2873#L989-4
[2023-11-19 07:09:37,957 INFO L750 eck$LassoCheckResult]: Loop: 2873#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 2863#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 2857#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 2858#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 2874#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 2982#L996-263 havoc main_~_ha_hashv~0#1; 2983#L996-176 goto; 3189#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 2906#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 2908#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 3118#L996-73 assume !main_#t~switch68#1; 3119#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 2871#L996-76 assume !main_#t~switch68#1; 2872#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 2957#L996-79 assume !main_#t~switch68#1; 2958#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 2989#L996-82 assume !main_#t~switch68#1; 2949#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 2922#L996-85 assume !main_#t~switch68#1; 2923#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 2950#L996-88 assume !main_#t~switch68#1; 2967#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 3096#L996-91 assume !main_#t~switch68#1; 3097#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 3207#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 3014#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 3015#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 3221#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 3104#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 3102#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 2920#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 2921#L996-105 havoc main_#t~switch68#1; 3087#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 2997#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 2944#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2945#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 3032#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3095#L996-121 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet82#1 := main_~_hj_j~0#1 % 4294967296 / 8192; 3145#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3193#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 2935#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3027#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 2987#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3084#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 3085#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 3127#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 2924#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 2925#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 3064#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 3173#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 2852#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 2992#L996-170 goto; 2993#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 2971#L996-173 goto; 2972#L996-175 goto; 3180#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 3181#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 3187#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 3201#L996-189 goto; 3013#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 3121#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 3049#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 3050#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 3076#L996-198 goto; 3172#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 2953#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 2954#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 2918#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 2919#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 3148#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 3191#L996-254 goto; 3224#L996-256 havoc main_~_ha_bkt~0#1; 3225#L996-257 goto; 3217#L996-259 goto; 2893#L996-261 havoc main_~_ha_hashv~0#1; 2894#L996-262 goto; 3003#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 2873#L989-4
[2023-11-19 07:09:37,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:37,957 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 4 times
[2023-11-19 07:09:37,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:37,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701795646]
[2023-11-19 07:09:37,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:37,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:37,985 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:38,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:38,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:38,015 INFO L85 PathProgramCache]: Analyzing trace with hash 2042145812, now seen corresponding path program 1 times
[2023-11-19 07:09:38,015 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:38,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562830462]
[2023-11-19 07:09:38,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:38,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:38,070 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:38,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1601029333]
[2023-11-19 07:09:38,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:38,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:38,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:38,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:38,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2023-11-19 07:09:38,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:38,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 15 conjunts are in the unsatisfiable core
[2023-11-19 07:09:38,651 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:38,788 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:38,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:38,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562830462]
[2023-11-19 07:09:38,789 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:38,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601029333]
[2023-11-19 07:09:38,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601029333] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:38,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:38,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2023-11-19 07:09:38,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152764029]
[2023-11-19 07:09:38,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:38,790 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:38,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:38,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2023-11-19 07:09:38,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2023-11-19 07:09:38,791 INFO L87 Difference]: Start difference. First operand 380 states and 549 transitions. cyclomatic complexity: 172 Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 8 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:39,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:39,233 INFO L93 Difference]: Finished difference Result 429 states and 611 transitions.
[2023-11-19 07:09:39,233 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 429 states and 611 transitions.
[2023-11-19 07:09:39,238 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 422
[2023-11-19 07:09:39,243 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 429 states to 429 states and 611 transitions.
[2023-11-19 07:09:39,243 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 429
[2023-11-19 07:09:39,244 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 429
[2023-11-19 07:09:39,244 INFO L73 IsDeterministic]: Start isDeterministic. Operand 429 states and 611 transitions.
[2023-11-19 07:09:39,245 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:39,245 INFO L218 hiAutomatonCegarLoop]: Abstraction has 429 states and 611 transitions.
[2023-11-19 07:09:39,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states and 611 transitions.
[2023-11-19 07:09:39,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 420.
[2023-11-19 07:09:39,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 416 states have (on average 1.4206730769230769) internal successors, (591), 415 states have internal predecessors, (591), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:39,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 597 transitions.
[2023-11-19 07:09:39,258 INFO L240 hiAutomatonCegarLoop]: Abstraction has 420 states and 597 transitions.
[2023-11-19 07:09:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2023-11-19 07:09:39,259 INFO L428 stractBuchiCegarLoop]: Abstraction has 420 states and 597 transitions.
[2023-11-19 07:09:39,259 INFO L335 stractBuchiCegarLoop]: ======== Iteration 5 ============
[2023-11-19 07:09:39,259 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 420 states and 597 transitions.
[2023-11-19 07:09:39,262 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 413
[2023-11-19 07:09:39,263 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:39,263 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:39,264 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:39,264 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:39,265 INFO L748 eck$LassoCheckResult]: Stem: 4212#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 4213#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3921#L989-4
[2023-11-19 07:09:39,265 INFO L750 eck$LassoCheckResult]: Loop: 3921#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 3911#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 3905#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 3906#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 3922#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 4027#L996-263 havoc main_~_ha_hashv~0#1; 4028#L996-176 goto; 4240#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 3954#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 3956#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 4166#L996-73 assume !main_#t~switch68#1; 4167#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 3919#L996-76 assume !main_#t~switch68#1; 3920#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 4003#L996-79 assume !main_#t~switch68#1; 4004#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 4312#L996-82 assume !main_#t~switch68#1; 4311#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 4310#L996-85 assume !main_#t~switch68#1; 4309#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 4308#L996-88 assume !main_#t~switch68#1; 4307#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 4145#L996-91 assume !main_#t~switch68#1; 4146#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 4262#L996-94 assume !main_#t~switch68#1; 4263#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 4285#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 4276#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 4154#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 4152#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 3968#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 3969#L996-105 havoc main_#t~switch68#1; 4136#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4175#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 4290#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4289#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 4288#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4216#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 4217#L996-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet82#1 := main_~_ha_hashv~0#1; 4196#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4246#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 3984#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 4076#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 4037#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4133#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 4134#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 4177#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 3972#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 3973#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 4113#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 4226#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 3900#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 4041#L996-170 goto; 4042#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 4020#L996-173 goto; 4021#L996-175 goto; 4233#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 4234#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 4241#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 4255#L996-189 goto; 4062#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 4170#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 4098#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 4099#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 4125#L996-198 goto; 4224#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 4001#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 4002#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 3966#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 3967#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 4198#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 4244#L996-254 goto; 4279#L996-256 havoc main_~_ha_bkt~0#1; 4280#L996-257 goto; 4272#L996-259 goto; 3941#L996-261 havoc main_~_ha_hashv~0#1; 3942#L996-262 goto; 4052#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 3921#L989-4
[2023-11-19 07:09:39,266 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:39,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 5 times
[2023-11-19 07:09:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:39,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040556277]
[2023-11-19 07:09:39,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:39,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:39,306 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:39,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:39,322 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:39,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:39,323 INFO L85 PathProgramCache]: Analyzing trace with hash 2110128424, now seen corresponding path program 1 times
[2023-11-19 07:09:39,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:39,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338950242]
[2023-11-19 07:09:39,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:39,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:39,372 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:39,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [384074752]
[2023-11-19 07:09:39,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:39,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:39,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:39,376 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:39,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2023-11-19 07:09:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:39,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-11-19 07:09:39,718 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:39,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:39,805 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:39,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:39,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338950242]
[2023-11-19 07:09:39,805 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:39,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384074752]
[2023-11-19 07:09:39,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384074752] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:39,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:39,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2023-11-19 07:09:39,806 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365741714]
[2023-11-19 07:09:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:39,807 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:39,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:39,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2023-11-19 07:09:39,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2023-11-19 07:09:39,808 INFO L87 Difference]: Start difference. First operand 420 states and 597 transitions. cyclomatic complexity: 180 Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:39,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:39,957 INFO L93 Difference]: Finished difference Result 497 states and 723 transitions.
[2023-11-19 07:09:39,957 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 497 states and 723 transitions.
[2023-11-19 07:09:39,962 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 490
[2023-11-19 07:09:39,971 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 497 states to 497 states and 723 transitions.
[2023-11-19 07:09:39,971 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 497
[2023-11-19 07:09:39,972 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 497
[2023-11-19 07:09:39,972 INFO L73 IsDeterministic]: Start isDeterministic. Operand 497 states and 723 transitions.
[2023-11-19 07:09:39,974 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:39,974 INFO L218 hiAutomatonCegarLoop]: Abstraction has 497 states and 723 transitions.
[2023-11-19 07:09:39,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states and 723 transitions.
[2023-11-19 07:09:39,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 420.
[2023-11-19 07:09:39,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 416 states have (on average 1.4134615384615385) internal successors, (588), 415 states have internal predecessors, (588), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:39,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 594 transitions.
[2023-11-19 07:09:39,989 INFO L240 hiAutomatonCegarLoop]: Abstraction has 420 states and 594 transitions.
[2023-11-19 07:09:39,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2023-11-19 07:09:39,993 INFO L428 stractBuchiCegarLoop]: Abstraction has 420 states and 594 transitions.
[2023-11-19 07:09:39,993 INFO L335 stractBuchiCegarLoop]: ======== Iteration 6 ============
[2023-11-19 07:09:39,993 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 420 states and 594 transitions.
[2023-11-19 07:09:39,998 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 413
[2023-11-19 07:09:39,999 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:39,999 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:40,000 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:40,000 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:40,000 INFO L748 eck$LassoCheckResult]: Stem: 5377#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 5378#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5077#L989-4
[2023-11-19 07:09:40,001 INFO L750 eck$LassoCheckResult]: Loop: 5077#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 5067#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 5061#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 5062#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 5078#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 5186#L996-263 havoc main_~_ha_hashv~0#1; 5187#L996-176 goto; 5405#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 5110#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 5112#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 5327#L996-73 assume !main_#t~switch68#1; 5328#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 5075#L996-76 assume !main_#t~switch68#1; 5076#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 5161#L996-79 assume !main_#t~switch68#1; 5162#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 5192#L996-82 assume !main_#t~switch68#1; 5193#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 5126#L996-85 assume !main_#t~switch68#1; 5127#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 5174#L996-88 assume !main_#t~switch68#1; 5175#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 5305#L996-91 assume !main_#t~switch68#1; 5306#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 5427#L996-94 assume !main_#t~switch68#1; 5428#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 5445#L996-97 assume !main_#t~switch68#1; 5446#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 5474#L996-100 assume !main_#t~switch68#1; 5473#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 5124#L996-103 assume !main_#t~switch68#1; 5125#L996-105 havoc main_#t~switch68#1; 5296#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5209#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 5148#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5149#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 5244#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5304#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 5381#L996-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet82#1 := main_~_ha_hashv~0#1; 5358#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5411#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 5140#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5236#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 5197#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5293#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 5294#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 5339#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 5128#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 5129#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 5273#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 5390#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 5056#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 5201#L996-170 goto; 5202#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 5179#L996-173 goto; 5180#L996-175 goto; 5398#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 5399#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 5406#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 5421#L996-189 goto; 5222#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 5331#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 5258#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 5259#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 5285#L996-198 goto; 5388#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 5159#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 5160#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 5122#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 5123#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 5360#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 5409#L996-254 goto; 5449#L996-256 havoc main_~_ha_bkt~0#1; 5450#L996-257 goto; 5438#L996-259 goto; 5097#L996-261 havoc main_~_ha_hashv~0#1; 5098#L996-262 goto; 5212#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 5077#L989-4
[2023-11-19 07:09:40,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:40,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 6 times
[2023-11-19 07:09:40,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:40,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [746794986]
[2023-11-19 07:09:40,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:40,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:40,031 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:40,057 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:40,057 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:40,058 INFO L85 PathProgramCache]: Analyzing trace with hash 811582946, now seen corresponding path program 1 times
[2023-11-19 07:09:40,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:40,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030604016]
[2023-11-19 07:09:40,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:40,129 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:40,130 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1031018724]
[2023-11-19 07:09:40,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:40,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:40,136 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:40,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2023-11-19 07:09:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:40,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 4 conjunts are in the unsatisfiable core
[2023-11-19 07:09:40,515 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:40,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:40,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:40,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030604016]
[2023-11-19 07:09:40,572 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:40,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031018724]
[2023-11-19 07:09:40,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031018724] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:40,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:40,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2023-11-19 07:09:40,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14849933]
[2023-11-19 07:09:40,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:40,574 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:40,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:40,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2023-11-19 07:09:40,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2023-11-19 07:09:40,575 INFO L87 Difference]: Start difference. First operand 420 states and 594 transitions. cyclomatic complexity: 177 Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 4 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:40,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:09:40,646 INFO L93 Difference]: Finished difference Result 342 states and 480 transitions.
[2023-11-19 07:09:40,647 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 342 states and 480 transitions.
[2023-11-19 07:09:40,650 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 335
[2023-11-19 07:09:40,654 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 342 states to 342 states and 480 transitions.
[2023-11-19 07:09:40,654 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 342
[2023-11-19 07:09:40,655 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 342
[2023-11-19 07:09:40,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 342 states and 480 transitions.
[2023-11-19 07:09:40,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic.
[2023-11-19 07:09:40,656 INFO L218 hiAutomatonCegarLoop]: Abstraction has 342 states and 480 transitions.
[2023-11-19 07:09:40,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states and 480 transitions.
[2023-11-19 07:09:40,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 342.
[2023-11-19 07:09:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 338 states have (on average 1.4023668639053255) internal successors, (474), 337 states have internal predecessors, (474), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3)
[2023-11-19 07:09:40,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 480 transitions.
[2023-11-19 07:09:40,666 INFO L240 hiAutomatonCegarLoop]: Abstraction has 342 states and 480 transitions.
[2023-11-19 07:09:40,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2023-11-19 07:09:40,667 INFO L428 stractBuchiCegarLoop]: Abstraction has 342 states and 480 transitions.
[2023-11-19 07:09:40,667 INFO L335 stractBuchiCegarLoop]: ======== Iteration 7 ============
[2023-11-19 07:09:40,667 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 342 states and 480 transitions.
[2023-11-19 07:09:40,669 INFO L131 ngComponentsAnalysis]: Automaton has 3 accepting balls. 335
[2023-11-19 07:09:40,669 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false
[2023-11-19 07:09:40,669 INFO L119 BuchiIsEmpty]: Starting construction of run
[2023-11-19 07:09:40,670 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1]
[2023-11-19 07:09:40,670 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:09:40,671 INFO L748 eck$LassoCheckResult]: Stem: 6335#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(40, 3);~#alt_malloc_sizes~0.base, ~#alt_malloc_sizes~0.offset := 3, 0;#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#alt_malloc_sizes~0.base);~alt_malloc_balance~0 := 0;~alt_memcmp_count~0 := 0;~alt_bzero_count~0 := 0; 6336#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset, main_#t~mem44#1, main_#t~mem45#1, main_#t~mem46#1, main_#t~mem48#1, main_#t~mem47#1, main_#t~mem49#1, main_#t~mem50#1, main_#t~mem52#1, main_#t~mem51#1, main_#t~mem53#1, main_#t~mem54#1, main_#t~mem56#1, main_#t~mem55#1, main_#t~mem57#1, main_#t~mem58#1, main_#t~nondet59#1, main_#t~nondet60#1, main_#t~nondet61#1, main_#t~nondet62#1, main_#t~nondet63#1, main_#t~nondet64#1, main_#t~nondet65#1, main_#t~nondet66#1, main_#t~nondet67#1, main_#t~switch68#1, main_#t~mem69#1, main_#t~mem70#1, main_#t~mem71#1, main_#t~mem72#1, main_#t~mem73#1, main_#t~mem74#1, main_#t~mem75#1, main_#t~mem76#1, main_#t~mem77#1, main_#t~mem78#1, main_#t~mem79#1, main_#t~nondet80#1, main_#t~nondet81#1, main_#t~nondet82#1, main_#t~nondet83#1, main_#t~nondet84#1, main_#t~nondet85#1, main_#t~nondet86#1, main_#t~nondet87#1, main_#t~nondet88#1, main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, main_#t~ret89#1.base, main_#t~ret89#1.offset, main_#t~mem90#1.base, main_#t~mem90#1.offset, main_#t~mem91#1.base, main_#t~mem91#1.offset, main_#t~mem92#1.base, main_#t~mem92#1.offset, main_#t~mem93#1.base, main_#t~mem93#1.offset, main_#t~mem94#1.base, main_#t~mem94#1.offset, main_#t~mem95#1.base, main_#t~mem95#1.offset, main_#t~mem96#1.base, main_#t~mem96#1.offset, main_#t~ret97#1.base, main_#t~ret97#1.offset, main_#t~mem98#1.base, main_#t~mem98#1.offset, main_#t~mem99#1.base, main_#t~mem99#1.offset, main_#t~mem100#1.base, main_#t~mem100#1.offset, main_#t~mem101#1.base, main_#t~mem101#1.offset, main_#t~mem102#1.base, main_#t~mem102#1.offset, main_#t~mem103#1.base, main_#t~mem103#1.offset, main_#t~mem104#1.base, main_#t~mem104#1.offset, main_#t~mem105#1.base, main_#t~mem105#1.offset, main_#t~mem106#1.base, main_#t~mem106#1.offset, main_#t~mem107#1.base, main_#t~mem107#1.offset, main_#t~mem108#1, main_#t~mem109#1.base, main_#t~mem109#1.offset, main_#t~mem110#1.base, main_#t~mem110#1.offset, main_#t~mem111#1.base, main_#t~mem111#1.offset, main_#t~mem112#1.base, main_#t~mem112#1.offset, main_#t~mem113#1, main_#t~post114#1, main_#t~mem115#1.base, main_#t~mem115#1.offset, main_#t~mem116#1, main_#t~nondet117#1, main_#t~mem118#1.base, main_#t~mem118#1.offset, main_#t~mem119#1.base, main_#t~mem119#1.offset, main_#t~mem120#1, main_#t~post121#1, main_#t~mem122#1.base, main_#t~mem122#1.offset, main_#t~mem123#1.base, main_#t~mem123#1.offset, main_#t~mem124#1.base, main_#t~mem124#1.offset, main_#t~mem126#1, main_#t~mem125#1, main_#t~mem127#1.base, main_#t~mem127#1.offset, main_#t~mem128#1, main_#t~short129#1, main_#t~mem130#1.base, main_#t~mem130#1.offset, main_#t~mem131#1, main_#t~ret132#1.base, main_#t~ret132#1.offset, main_#t~mem133#1.base, main_#t~mem133#1.offset, main_#t~mem134#1.base, main_#t~mem134#1.offset, main_#t~mem135#1.base, main_#t~mem135#1.offset, main_#t~mem136#1, main_#t~mem137#1.base, main_#t~mem137#1.offset, main_#t~mem138#1.base, main_#t~mem138#1.offset, main_#t~mem141#1, main_#t~mem139#1.base, main_#t~mem139#1.offset, main_#t~mem140#1, main_#t~nondet142#1, main_#t~mem143#1.base, main_#t~mem143#1.offset, main_#t~mem146#1, main_#t~mem144#1.base, main_#t~mem144#1.offset, main_#t~mem145#1, main_#t~nondet147#1, main_#t~mem148#1.base, main_#t~mem148#1.offset, main_#t~mem152#1.base, main_#t~mem152#1.offset, main_#t~mem153#1.base, main_#t~mem153#1.offset, main_#t~mem154#1.base, main_#t~mem154#1.offset, main_#t~mem155#1.base, main_#t~mem155#1.offset, main_#t~mem158#1, main_#t~mem156#1.base, main_#t~mem156#1.offset, main_#t~mem157#1, main_#t~nondet159#1, main_#t~mem160#1.base, main_#t~mem160#1.offset, main_#t~mem161#1, main_#t~pre162#1, main_#t~mem163#1.base, main_#t~mem163#1.offset, main_#t~mem164#1, main_#t~mem165#1.base, main_#t~mem165#1.offset, main_#t~mem166#1, main_#t~post167#1, main_#t~mem171#1, main_#t~mem169#1, main_#t~mem168#1.base, main_#t~mem168#1.offset, main_#t~mem170#1, main_#t~mem172#1, main_#t~post173#1, main_#t~mem174#1.base, main_#t~mem174#1.offset, main_#t~mem175#1.base, main_#t~mem175#1.offset, main_#t~mem176#1.base, main_#t~mem176#1.offset, main_#t~post149#1, main_#t~mem150#1.base, main_#t~mem150#1.offset, main_#t~mem151#1, main_#t~mem177#1.base, main_#t~mem177#1.offset, main_#t~mem178#1.base, main_#t~mem178#1.offset, main_#t~mem179#1.base, main_#t~mem179#1.offset, main_#t~mem180#1, main_#t~mem181#1.base, main_#t~mem181#1.offset, main_#t~mem182#1, main_#t~mem183#1.base, main_#t~mem183#1.offset, main_#t~mem184#1, main_#t~post185#1, main_#t~mem186#1.base, main_#t~mem186#1.offset, main_#t~mem187#1.base, main_#t~mem187#1.offset, main_#t~mem188#1.base, main_#t~mem188#1.offset, main_#t~mem189#1.base, main_#t~mem189#1.offset, main_#t~mem192#1, main_#t~mem190#1.base, main_#t~mem190#1.offset, main_#t~mem191#1, main_#t~ite195#1, main_#t~mem193#1.base, main_#t~mem193#1.offset, main_#t~mem194#1, main_#t~mem196#1.base, main_#t~mem196#1.offset, main_#t~mem197#1, main_#t~mem198#1.base, main_#t~mem198#1.offset, main_~_he_bkt~0#1, main_~_he_bkt_i~0#1, main_~_he_thh~0#1.base, main_~_he_thh~0#1.offset, main_~_he_hh_nxt~0#1.base, main_~_he_hh_nxt~0#1.offset, main_~#_he_new_buckets~0#1.base, main_~#_he_new_buckets~0#1.offset, main_~_he_newbkt~0#1.base, main_~_he_newbkt~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, main_~_ha_bkt~0#1, main_~_ha_hashv~0#1, main_#t~mem40#1, main_#t~post41#1, main_#t~mem42#1, main_#t~mem203#1, main_#t~mem202#1, main_#t~mem204#1, main_#t~mem205#1, main_#t~mem207#1, main_#t~mem206#1, main_#t~mem208#1, main_#t~mem209#1, main_#t~mem211#1, main_#t~mem210#1, main_#t~mem212#1, main_#t~mem213#1, main_#t~nondet214#1, main_#t~nondet215#1, main_#t~nondet216#1, main_#t~nondet217#1, main_#t~nondet218#1, main_#t~nondet219#1, main_#t~nondet220#1, main_#t~nondet221#1, main_#t~nondet222#1, main_#t~switch223#1, main_#t~mem224#1, main_#t~mem225#1, main_#t~mem226#1, main_#t~mem227#1, main_#t~mem228#1, main_#t~mem229#1, main_#t~mem230#1, main_#t~mem231#1, main_#t~mem232#1, main_#t~mem233#1, main_#t~mem234#1, main_#t~nondet235#1, main_#t~nondet236#1, main_#t~nondet237#1, main_#t~nondet238#1, main_#t~nondet239#1, main_#t~nondet240#1, main_#t~nondet241#1, main_#t~nondet242#1, main_#t~nondet243#1, main_~_hj_i~1#1, main_~_hj_j~1#1, main_~_hj_k~1#1, main_~_hj_key~1#1.base, main_~_hj_key~1#1.offset, main_#t~mem244#1.base, main_#t~mem244#1.offset, main_#t~mem245#1, main_#t~nondet246#1, main_#t~mem247#1.base, main_#t~mem247#1.offset, main_#t~mem248#1.base, main_#t~mem248#1.offset, main_#t~mem249#1.base, main_#t~mem249#1.offset, main_#t~mem250#1.base, main_#t~mem250#1.offset, main_#t~mem251#1.base, main_#t~mem251#1.offset, main_#t~mem252#1.base, main_#t~mem252#1.offset, main_#t~mem253#1.base, main_#t~mem253#1.offset, main_#t~mem254#1, main_#t~mem255#1, main_#t~mem256#1, main_#t~short257#1, main_#t~mem258#1.base, main_#t~mem258#1.offset, main_#t~ret259#1, main_#t~mem260#1.base, main_#t~mem260#1.offset, main_#t~mem261#1.base, main_#t~mem261#1.offset, main_#t~mem262#1.base, main_#t~mem262#1.offset, main_#t~mem263#1, main_~_hf_bkt~0#1, main_~_hf_hashv~0#1, main_#t~mem264#1.base, main_#t~mem264#1.offset, main_#t~mem265#1.base, main_#t~mem265#1.offset, main_#t~short266#1, main_#t~mem267#1.base, main_#t~mem267#1.offset, main_#t~mem268#1.base, main_#t~mem268#1.offset, main_#t~mem269#1.base, main_#t~mem269#1.offset, main_#t~mem270#1, main_#t~mem271#1.base, main_#t~mem271#1.offset, main_#t~mem272#1.base, main_#t~mem272#1.offset, main_#t~mem273#1.base, main_#t~mem273#1.offset, main_#t~mem274#1.base, main_#t~mem274#1.offset, main_#t~mem275#1.base, main_#t~mem275#1.offset, main_#t~mem276#1.base, main_#t~mem276#1.offset, main_#t~mem277#1, main_#t~mem278#1.base, main_#t~mem278#1.offset, main_#t~mem279#1.base, main_#t~mem279#1.offset, main_#t~mem280#1.base, main_#t~mem280#1.offset, main_#t~mem281#1, main_#t~mem282#1.base, main_#t~mem282#1.offset, main_#t~mem283#1.base, main_#t~mem283#1.offset, main_#t~mem284#1.base, main_#t~mem284#1.offset, main_#t~mem285#1.base, main_#t~mem285#1.offset, main_#t~mem286#1.base, main_#t~mem286#1.offset, main_#t~mem287#1, main_#t~mem288#1.base, main_#t~mem288#1.offset, main_#t~mem291#1, main_#t~mem289#1.base, main_#t~mem289#1.offset, main_#t~mem290#1, main_#t~nondet292#1, main_#t~mem293#1.base, main_#t~mem293#1.offset, main_#t~mem294#1.base, main_#t~mem294#1.offset, main_#t~mem295#1, main_#t~post296#1, main_#t~mem297#1.base, main_#t~mem297#1.offset, main_#t~mem298#1.base, main_#t~mem298#1.offset, main_#t~mem299#1.base, main_#t~mem299#1.offset, main_#t~mem300#1.base, main_#t~mem300#1.offset, main_#t~mem301#1.base, main_#t~mem301#1.offset, main_#t~mem302#1.base, main_#t~mem302#1.offset, main_#t~mem303#1.base, main_#t~mem303#1.offset, main_#t~mem304#1.base, main_#t~mem304#1.offset, main_~_hd_head~0#1.base, main_~_hd_head~0#1.offset, main_#t~mem305#1.base, main_#t~mem305#1.offset, main_#t~mem306#1, main_#t~post307#1, main_~_hd_bkt~0#1, main_~_hd_hh_del~0#1.base, main_~_hd_hh_del~0#1.offset, main_#t~mem199#1, main_#t~post200#1, main_#t~mem201#1, main_#t~mem308#1.base, main_#t~mem308#1.offset, main_~#i~0#1.base, main_~#i~0#1.offset, main_~user~0#1.base, main_~user~0#1.offset, main_~tmp~0#1.base, main_~tmp~0#1.offset, main_~users~0#1.base, main_~users~0#1.offset;call main_~#i~0#1.base, main_~#i~0#1.offset := #Ultimate.allocOnStack(4);havoc main_~user~0#1.base, main_~user~0#1.offset;havoc main_~tmp~0#1.base, main_~tmp~0#1.offset;main_~users~0#1.base, main_~users~0#1.offset := 0, 0;call write~int(0, main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6073#L989-4
[2023-11-19 07:09:40,671 INFO L750 eck$LassoCheckResult]: Loop: 6073#L989-4 call main_#t~mem42#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4); 6069#L989-1 assume !!(main_#t~mem42#1 < 10);havoc main_#t~mem42#1;assume { :begin_inline_real_malloc } true;real_malloc_#in~n#1 := 40;havoc real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;real_malloc_~n#1 := real_malloc_#in~n#1;call real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset := #Ultimate.allocOnHeap(real_malloc_~n#1 % 4294967296);real_malloc_#res#1.base, real_malloc_#res#1.offset := real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset; 6063#real_malloc_returnLabel#1 main_#t~ret43#1.base, main_#t~ret43#1.offset := real_malloc_#res#1.base, real_malloc_#res#1.offset;havoc real_malloc_#t~malloc39#1.base, real_malloc_#t~malloc39#1.offset, real_malloc_~n#1;havoc real_malloc_#in~n#1;assume { :end_inline_real_malloc } true;main_~user~0#1.base, main_~user~0#1.offset := main_#t~ret43#1.base, main_#t~ret43#1.offset;havoc main_#t~ret43#1.base, main_#t~ret43#1.offset; 6064#L991 assume !(main_~user~0#1.base == 0 && main_~user~0#1.offset == 0); 6074#L991-2 call main_#t~mem44#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem44#1, main_~user~0#1.base, main_~user~0#1.offset, 4);havoc main_#t~mem44#1;call main_#t~mem45#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call main_#t~mem46#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);call write~int(main_#t~mem45#1 * main_#t~mem46#1, main_~user~0#1.base, 4 + main_~user~0#1.offset, 4);havoc main_#t~mem45#1;havoc main_#t~mem46#1; 6169#L996-263 havoc main_~_ha_hashv~0#1; 6170#L996-176 goto; 6360#L996-174 havoc main_~_hj_i~0#1;havoc main_~_hj_j~0#1;havoc main_~_hj_k~0#1;main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset := main_~user~0#1.base, main_~user~0#1.offset;main_~_ha_hashv~0#1 := 4276993775;main_~_hj_j~0#1 := 2654435769;main_~_hj_i~0#1 := main_~_hj_j~0#1;main_~_hj_k~0#1 := 4; 6103#L996-71 assume !(main_~_hj_k~0#1 % 4294967296 >= 12); 6104#L996-72 main_~_ha_hashv~0#1 := 4 + main_~_ha_hashv~0#1;main_#t~switch68#1 := 11 == main_~_hj_k~0#1; 6299#L996-73 assume !main_#t~switch68#1; 6300#L996-75 main_#t~switch68#1 := main_#t~switch68#1 || 10 == main_~_hj_k~0#1; 6071#L996-76 assume !main_#t~switch68#1; 6072#L996-78 main_#t~switch68#1 := main_#t~switch68#1 || 9 == main_~_hj_k~0#1; 6149#L996-79 assume !main_#t~switch68#1; 6150#L996-81 main_#t~switch68#1 := main_#t~switch68#1 || 8 == main_~_hj_k~0#1; 6175#L996-82 assume !main_#t~switch68#1; 6145#L996-84 main_#t~switch68#1 := main_#t~switch68#1 || 7 == main_~_hj_k~0#1; 6118#L996-85 assume !main_#t~switch68#1; 6119#L996-87 main_#t~switch68#1 := main_#t~switch68#1 || 6 == main_~_hj_k~0#1; 6146#L996-88 assume !main_#t~switch68#1; 6158#L996-90 main_#t~switch68#1 := main_#t~switch68#1 || 5 == main_~_hj_k~0#1; 6279#L996-91 assume !main_#t~switch68#1; 6280#L996-93 main_#t~switch68#1 := main_#t~switch68#1 || 4 == main_~_hj_k~0#1; 6377#L996-94 assume main_#t~switch68#1;call main_#t~mem76#1 := read~int(main_~_hj_key~0#1.base, 3 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 16777216 * (main_#t~mem76#1 % 256 % 4294967296);havoc main_#t~mem76#1; 6205#L996-96 main_#t~switch68#1 := main_#t~switch68#1 || 3 == main_~_hj_k~0#1; 6206#L996-97 assume main_#t~switch68#1;call main_#t~mem77#1 := read~int(main_~_hj_key~0#1.base, 2 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 65536 * (main_#t~mem77#1 % 256 % 4294967296);havoc main_#t~mem77#1; 6389#L996-99 main_#t~switch68#1 := main_#t~switch68#1 || 2 == main_~_hj_k~0#1; 6287#L996-100 assume main_#t~switch68#1;call main_#t~mem78#1 := read~int(main_~_hj_key~0#1.base, 1 + main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + 256 * (main_#t~mem78#1 % 256 % 4294967296);havoc main_#t~mem78#1; 6285#L996-102 main_#t~switch68#1 := main_#t~switch68#1 || 1 == main_~_hj_k~0#1; 6116#L996-103 assume main_#t~switch68#1;call main_#t~mem79#1 := read~int(main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset, 1);main_~_hj_i~0#1 := main_~_hj_i~0#1 + (if main_#t~mem79#1 % 256 % 4294967296 <= 2147483647 then main_#t~mem79#1 % 256 % 4294967296 else main_#t~mem79#1 % 256 % 4294967296 - 4294967296);havoc main_#t~mem79#1; 6117#L996-105 havoc main_#t~switch68#1; 6273#L996-171 main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6191#L996-107 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet80#1 := main_~_ha_hashv~0#1 % 4294967296 / 8192; 6140#L996-113 main_~_hj_i~0#1 := main_#t~nondet80#1;havoc main_#t~nondet80#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6141#L996-114 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet81#1 := 256 * (main_~_hj_i~0#1 % 4294967296); 6226#L996-120 main_~_hj_j~0#1 := main_#t~nondet81#1;havoc main_#t~nondet81#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6278#L996-121 assume !(0 == main_~_ha_hashv~0#1 % 4294967296); 6339#L996-123 assume 0 == main_~_hj_j~0#1 % 4294967296 / 8192 % 4294967296;main_#t~nondet82#1 := main_~_ha_hashv~0#1; 6325#L996-127 main_~_ha_hashv~0#1 := main_#t~nondet82#1;havoc main_#t~nondet82#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6365#L996-128 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet83#1 := main_~_ha_hashv~0#1 % 4294967296 / 4096; 6132#L996-134 main_~_hj_i~0#1 := main_#t~nondet83#1;havoc main_#t~nondet83#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6218#L996-135 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet84#1 := 65536 * (main_~_hj_i~0#1 % 4294967296); 6179#L996-141 main_~_hj_j~0#1 := main_#t~nondet84#1;havoc main_#t~nondet84#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6270#L996-142 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet85#1 := main_~_hj_j~0#1 % 4294967296 / 32; 6271#L996-148 main_~_ha_hashv~0#1 := main_#t~nondet85#1;havoc main_#t~nondet85#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_hj_j~0#1;main_~_hj_i~0#1 := main_~_hj_i~0#1 - main_~_ha_hashv~0#1; 6308#L996-149 assume 0 == main_~_hj_i~0#1 % 4294967296;main_#t~nondet86#1 := main_~_ha_hashv~0#1 % 4294967296 / 8; 6120#L996-155 main_~_hj_i~0#1 := main_#t~nondet86#1;havoc main_#t~nondet86#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_ha_hashv~0#1;main_~_hj_j~0#1 := main_~_hj_j~0#1 - main_~_hj_i~0#1; 6121#L996-156 assume 0 == main_~_hj_j~0#1 % 4294967296;main_#t~nondet87#1 := 1024 * (main_~_hj_i~0#1 % 4294967296); 6250#L996-162 main_~_hj_j~0#1 := main_#t~nondet87#1;havoc main_#t~nondet87#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_i~0#1;main_~_ha_hashv~0#1 := main_~_ha_hashv~0#1 - main_~_hj_j~0#1; 6348#L996-163 assume 0 == main_~_ha_hashv~0#1 % 4294967296;main_#t~nondet88#1 := main_~_hj_j~0#1 % 4294967296 / 32768; 6058#L996-169 main_~_ha_hashv~0#1 := main_#t~nondet88#1;havoc main_#t~nondet88#1; 6183#L996-170 goto; 6184#L996-172 havoc main_~_hj_i~0#1, main_~_hj_j~0#1, main_~_hj_k~0#1, main_~_hj_key~0#1.base, main_~_hj_key~0#1.offset; 6162#L996-173 goto; 6163#L996-175 goto; 6354#L996-260 call write~int(main_~_ha_hashv~0#1, main_~user~0#1.base, 36 + main_~user~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_~user~0#1.base, 28 + main_~user~0#1.offset, 4);call write~int(4, main_~user~0#1.base, 32 + main_~user~0#1.offset, 4); 6355#L996-178 assume !(main_~users~0#1.base == 0 && main_~users~0#1.offset == 0);call main_#t~mem104#1.base, main_#t~mem104#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_#t~mem104#1.base, main_#t~mem104#1.offset, main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);havoc main_#t~mem104#1.base, main_#t~mem104#1.offset; 6361#L996-190 call write~$Pointer$(0, 0, main_~user~0#1.base, 16 + main_~user~0#1.offset, 4);call main_#t~mem105#1.base, main_#t~mem105#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem106#1.base, main_#t~mem106#1.offset := read~$Pointer$(main_#t~mem105#1.base, 16 + main_#t~mem105#1.offset, 4);call main_#t~mem107#1.base, main_#t~mem107#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem108#1 := read~int(main_#t~mem107#1.base, 20 + main_#t~mem107#1.offset, 4);call write~$Pointer$(main_#t~mem106#1.base, main_#t~mem106#1.offset - main_#t~mem108#1, main_~user~0#1.base, 12 + main_~user~0#1.offset, 4);havoc main_#t~mem105#1.base, main_#t~mem105#1.offset;havoc main_#t~mem106#1.base, main_#t~mem106#1.offset;havoc main_#t~mem107#1.base, main_#t~mem107#1.offset;havoc main_#t~mem108#1;call main_#t~mem109#1.base, main_#t~mem109#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem110#1.base, main_#t~mem110#1.offset := read~$Pointer$(main_#t~mem109#1.base, 16 + main_#t~mem109#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, main_~user~0#1.offset, main_#t~mem110#1.base, 8 + main_#t~mem110#1.offset, 4);havoc main_#t~mem109#1.base, main_#t~mem109#1.offset;havoc main_#t~mem110#1.base, main_#t~mem110#1.offset;call main_#t~mem111#1.base, main_#t~mem111#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_#t~mem111#1.base, 16 + main_#t~mem111#1.offset, 4);havoc main_#t~mem111#1.base, main_#t~mem111#1.offset; 6372#L996-189 goto; 6204#L996-258 havoc main_~_ha_bkt~0#1;call main_#t~mem112#1.base, main_#t~mem112#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem113#1 := read~int(main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);main_#t~post114#1 := main_#t~mem113#1;call write~int(1 + main_#t~post114#1, main_#t~mem112#1.base, 12 + main_#t~mem112#1.offset, 4);havoc main_#t~mem112#1.base, main_#t~mem112#1.offset;havoc main_#t~mem113#1;havoc main_#t~post114#1; 6302#L996-199 call main_#t~mem115#1.base, main_#t~mem115#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem116#1 := read~int(main_#t~mem115#1.base, 4 + main_#t~mem115#1.offset, 4); 6239#L996-193 assume 0 == main_~_ha_hashv~0#1 % 4294967296 || 0 == (main_#t~mem116#1 - 1) % 4294967296;main_#t~nondet117#1 := 0; 6240#L996-197 main_~_ha_bkt~0#1 := main_#t~nondet117#1;havoc main_#t~mem115#1.base, main_#t~mem115#1.offset;havoc main_#t~mem116#1;havoc main_#t~nondet117#1; 6262#L996-198 goto; 6346#L996-255 call main_#t~mem118#1.base, main_#t~mem118#1.offset := read~$Pointer$(main_~users~0#1.base, 8 + main_~users~0#1.offset, 4);call main_#t~mem119#1.base, main_#t~mem119#1.offset := read~$Pointer$(main_#t~mem118#1.base, main_#t~mem118#1.offset, 4);main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset := main_#t~mem119#1.base, main_#t~mem119#1.offset + 12 * (if main_~_ha_bkt~0#1 % 4294967296 % 4294967296 <= 2147483647 then main_~_ha_bkt~0#1 % 4294967296 % 4294967296 else main_~_ha_bkt~0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~mem118#1.base, main_#t~mem118#1.offset;havoc main_#t~mem119#1.base, main_#t~mem119#1.offset;call main_#t~mem120#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);main_#t~post121#1 := main_#t~mem120#1;call write~int(1 + main_#t~post121#1, main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);havoc main_#t~mem120#1;havoc main_#t~post121#1;call main_#t~mem122#1.base, main_#t~mem122#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call write~$Pointer$(main_#t~mem122#1.base, main_#t~mem122#1.offset, main_~user~0#1.base, 24 + main_~user~0#1.offset, 4);havoc main_#t~mem122#1.base, main_#t~mem122#1.offset;call write~$Pointer$(0, 0, main_~user~0#1.base, 20 + main_~user~0#1.offset, 4);call main_#t~mem123#1.base, main_#t~mem123#1.offset := read~$Pointer$(main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4); 6147#L996-201 assume !(main_#t~mem123#1.base != 0 || main_#t~mem123#1.offset != 0);havoc main_#t~mem123#1.base, main_#t~mem123#1.offset; 6148#L996-203 call write~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset, 4);call main_#t~mem126#1 := read~int(main_~_ha_head~0#1.base, 4 + main_~_ha_head~0#1.offset, 4);call main_#t~mem125#1 := read~int(main_~_ha_head~0#1.base, 8 + main_~_ha_head~0#1.offset, 4);main_#t~short129#1 := main_#t~mem126#1 % 4294967296 >= 10 * (1 + main_#t~mem125#1) % 4294967296; 6114#L996-204 assume main_#t~short129#1;call main_#t~mem127#1.base, main_#t~mem127#1.offset := read~$Pointer$(main_~user~0#1.base, 8 + main_~user~0#1.offset, 4);call main_#t~mem128#1 := read~int(main_#t~mem127#1.base, 36 + main_#t~mem127#1.offset, 4);main_#t~short129#1 := 0 == main_#t~mem128#1 % 4294967296; 6115#L996-206 assume !main_#t~short129#1;havoc main_#t~mem126#1;havoc main_#t~mem125#1;havoc main_#t~mem127#1.base, main_#t~mem127#1.offset;havoc main_#t~mem128#1;havoc main_#t~short129#1; 6327#L996-253 havoc main_~_ha_head~0#1.base, main_~_ha_head~0#1.offset; 6364#L996-254 goto; 6392#L996-256 havoc main_~_ha_bkt~0#1; 6393#L996-257 goto; 6384#L996-259 goto; 6090#L996-261 havoc main_~_ha_hashv~0#1; 6091#L996-262 goto; 6194#L989-3 call main_#t~mem40#1 := read~int(main_~#i~0#1.base, main_~#i~0#1.offset, 4);main_#t~post41#1 := main_#t~mem40#1;call write~int(1 + main_#t~post41#1, main_~#i~0#1.base, main_~#i~0#1.offset, 4);havoc main_#t~mem40#1;havoc main_#t~post41#1; 6073#L989-4
[2023-11-19 07:09:40,672 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:40,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1251, now seen corresponding path program 7 times
[2023-11-19 07:09:40,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:40,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54159384]
[2023-11-19 07:09:40,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:40,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:09:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:09:40,709 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:09:40,710 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:09:40,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1234109418, now seen corresponding path program 1 times
[2023-11-19 07:09:40,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:09:40,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112902226]
[2023-11-19 07:09:40,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:09:40,763 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:09:40,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [718762098]
[2023-11-19 07:09:40,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:09:40,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:09:40,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:09:40,766 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:09:40,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21c10e5f-8fe1-46f8-a330-380135bb4a4a/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2023-11-19 07:09:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:09:41,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 27 conjunts are in the unsatisfiable core
[2023-11-19 07:09:41,131 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:09:41,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2023-11-19 07:09:41,385 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:09:41,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:09:41,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112902226]
[2023-11-19 07:09:41,385 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2023-11-19 07:09:41,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718762098]
[2023-11-19 07:09:41,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718762098] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:09:41,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:09:41,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2023-11-19 07:09:41,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220353833]
[2023-11-19 07:09:41,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:09:41,393 INFO L765 eck$LassoCheckResult]: loop already infeasible
[2023-11-19 07:09:41,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:09:41,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2023-11-19 07:09:41,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56
[2023-11-19 07:09:41,394 INFO L87 Difference]: Start difference. First operand 342 states and 480 transitions. cyclomatic complexity: 141 Second operand has 8 states, 8 states have (on average 9.75) internal successors, (78), 8 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2023-11-19 07:09:53,698 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 07:10:05,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 07:10:17,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []
[2023-11-19 07:10:29,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []