./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_11_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7206d149fe825ba65518080273f58850eacd06f8eb9a8fd413ff03b9fb6039db
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-12-02 07:54:08,926 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-12-02 07:54:08,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-12-02 07:54:08,986 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-12-02 07:54:08,987 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-12-02 07:54:09,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-12-02 07:54:09,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-12-02 07:54:09,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-12-02 07:54:09,010 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-12-02 07:54:09,010 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-12-02 07:54:09,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-12-02 07:54:09,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-12-02 07:54:09,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Use SBE=true
[2024-12-02 07:54:09,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-12-02 07:54:09,011 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-12-02 07:54:09,012 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:54:09,012 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-12-02 07:54:09,012 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:54:09,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-12-02 07:54:09,013 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-12-02 07:54:09,014 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-12-02 07:54:09,014 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1
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(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7206d149fe825ba65518080273f58850eacd06f8eb9a8fd413ff03b9fb6039db
[2024-12-02 07:54:09,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-12-02 07:54:09,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-12-02 07:54:09,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-12-02 07:54:09,247 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-12-02 07:54:09,247 INFO L274 PluginConnector]: CDTParser initialized
[2024-12-02 07:54:09,248 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_11_good.i
[2024-12-02 07:54:11,864 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/data/176bf0168/24eeee419f9e496ca8bd05f39d573627/FLAG00e971500
[2024-12-02 07:54:12,193 INFO L384 CDTParser]: Found 1 translation units.
[2024-12-02 07:54:12,193 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_11_good.i
[2024-12-02 07:54:12,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/data/176bf0168/24eeee419f9e496ca8bd05f39d573627/FLAG00e971500
[2024-12-02 07:54:12,227 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/data/176bf0168/24eeee419f9e496ca8bd05f39d573627
[2024-12-02 07:54:12,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-12-02 07:54:12,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-12-02 07:54:12,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-12-02 07:54:12,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-12-02 07:54:12,236 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-12-02 07:54:12,236 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:12" (1/1) ...
[2024-12-02 07:54:12,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70876eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:12, skipping insertion in model container
[2024-12-02 07:54:12,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:54:12" (1/1) ...
[2024-12-02 07:54:12,271 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-12-02 07:54:12,839 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 07:54:12,848 INFO L200 MainTranslator]: Completed pre-run
[2024-12-02 07:54:12,926 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-12-02 07:54:13,020 INFO L204 MainTranslator]: Completed translation
[2024-12-02 07:54:13,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13 WrapperNode
[2024-12-02 07:54:13,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-12-02 07:54:13,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-12-02 07:54:13,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-12-02 07:54:13,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-12-02 07:54:13,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,040 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,063 INFO L138 Inliner]: procedures = 501, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 117
[2024-12-02 07:54:13,063 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-12-02 07:54:13,064 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-12-02 07:54:13,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-12-02 07:54:13,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-12-02 07:54:13,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,073 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,080 INFO L175 MemorySlicer]: No memory access in input program.
[2024-12-02 07:54:13,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,083 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-12-02 07:54:13,088 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-12-02 07:54:13,088 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-12-02 07:54:13,088 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-12-02 07:54:13,089 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (1/1) ...
[2024-12-02 07:54:13,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-12-02 07:54:13,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:13,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-12-02 07:54:13,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-12-02 07:54:13,130 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-12-02 07:54:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-12-02 07:54:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-12-02 07:54:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-12-02 07:54:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue
[2024-12-02 07:54:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue
[2024-12-02 07:54:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-12-02 07:54:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-12-02 07:54:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-12-02 07:54:13,131 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse
[2024-12-02 07:54:13,131 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse
[2024-12-02 07:54:13,227 INFO L234 CfgBuilder]: Building ICFG
[2024-12-02 07:54:13,229 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-12-02 07:54:13,371 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live.
[2024-12-02 07:54:13,371 INFO L283 CfgBuilder]: Performing block encoding
[2024-12-02 07:54:13,381 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-12-02 07:54:13,381 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-12-02 07:54:13,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:13 BoogieIcfgContainer
[2024-12-02 07:54:13,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-12-02 07:54:13,384 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-12-02 07:54:13,384 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-12-02 07:54:13,388 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-12-02 07:54:13,388 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:54:12" (1/3) ...
[2024-12-02 07:54:13,388 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e750d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:13, skipping insertion in model container
[2024-12-02 07:54:13,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:54:13" (2/3) ...
[2024-12-02 07:54:13,389 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e750d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:54:13, skipping insertion in model container
[2024-12-02 07:54:13,389 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:13" (3/3) ...
[2024-12-02 07:54:13,390 INFO L128 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fscanf_add_11_good.i
[2024-12-02 07:54:13,404 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-12-02 07:54:13,405 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG CWE190_Integer_Overflow__int_fscanf_add_11_good.i that has 5 procedures, 81 locations, 1 initial locations, 0 loop locations, and 8 error locations.
[2024-12-02 07:54:13,445 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-12-02 07:54:13,452 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2ca92671, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-12-02 07:54:13,452 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations.
[2024-12-02 07:54:13,455 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 62 states have internal predecessors, (69), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18)
[2024-12-02 07:54:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-12-02 07:54:13,459 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:13,459 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:13,460 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:13,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:13,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1192752490, now seen corresponding path program 1 times
[2024-12-02 07:54:13,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:13,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698151922]
[2024-12-02 07:54:13,469 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:13,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:13,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:54:13,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:13,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698151922]
[2024-12-02 07:54:13,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698151922] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:13,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:54:13,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:54:13,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490552711]
[2024-12-02 07:54:13,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:13,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:13,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:13,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:13,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:13,711 INFO L87 Difference]: Start difference. First operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 62 states have internal predecessors, (69), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-12-02 07:54:13,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:13,746 INFO L93 Difference]: Finished difference Result 82 states and 106 transitions.
[2024-12-02 07:54:13,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:13,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22
[2024-12-02 07:54:13,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:13,753 INFO L225 Difference]: With dead ends: 82
[2024-12-02 07:54:13,753 INFO L226 Difference]: Without dead ends: 72
[2024-12-02 07:54:13,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:13,757 INFO L435 NwaCegarLoop]: 100 mSDtfsCounter, 4 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:13,758 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 188 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:13,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states.
[2024-12-02 07:54:13,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71.
[2024-12-02 07:54:13,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 54 states have internal predecessors, (60), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 07:54:13,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 92 transitions.
[2024-12-02 07:54:13,790 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 92 transitions. Word has length 22
[2024-12-02 07:54:13,791 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:13,791 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 92 transitions.
[2024-12-02 07:54:13,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.0) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3)
[2024-12-02 07:54:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions.
[2024-12-02 07:54:13,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-12-02 07:54:13,792 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:13,793 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:13,793 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-12-02 07:54:13,793 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:13,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:13,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1679378543, now seen corresponding path program 1 times
[2024-12-02 07:54:13,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:13,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153671031]
[2024-12-02 07:54:13,794 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:13,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:13,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-12-02 07:54:13,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:13,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153671031]
[2024-12-02 07:54:13,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153671031] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:13,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:54:13,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:54:13,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447128910]
[2024-12-02 07:54:13,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:13,855 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:13,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:13,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:13,856 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:13,856 INFO L87 Difference]: Start difference. First operand 71 states and 92 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 07:54:13,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:13,883 INFO L93 Difference]: Finished difference Result 131 states and 169 transitions.
[2024-12-02 07:54:13,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:13,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 23
[2024-12-02 07:54:13,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:13,886 INFO L225 Difference]: With dead ends: 131
[2024-12-02 07:54:13,886 INFO L226 Difference]: Without dead ends: 76
[2024-12-02 07:54:13,887 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:13,887 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 5 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 180 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:13,888 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 180 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:13,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2024-12-02 07:54:13,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 74.
[2024-12-02 07:54:13,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 47 states have (on average 1.3404255319148937) internal successors, (63), 56 states have internal predecessors, (63), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17)
[2024-12-02 07:54:13,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 97 transitions.
[2024-12-02 07:54:13,897 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 97 transitions. Word has length 23
[2024-12-02 07:54:13,898 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:13,898 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 97 transitions.
[2024-12-02 07:54:13,898 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-12-02 07:54:13,898 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions.
[2024-12-02 07:54:13,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2024-12-02 07:54:13,899 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:13,899 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:13,899 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-12-02 07:54:13,899 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:13,900 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:13,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1523660820, now seen corresponding path program 1 times
[2024-12-02 07:54:13,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:13,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206489231]
[2024-12-02 07:54:13,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:13,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2024-12-02 07:54:14,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:14,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206489231]
[2024-12-02 07:54:14,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206489231] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:14,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:54:14,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-12-02 07:54:14,005 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082260286]
[2024-12-02 07:54:14,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:14,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-12-02 07:54:14,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:14,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-12-02 07:54:14,006 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 07:54:14,006 INFO L87 Difference]: Start difference. First operand 74 states and 97 transitions. Second operand has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6)
[2024-12-02 07:54:14,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:14,025 INFO L93 Difference]: Finished difference Result 127 states and 162 transitions.
[2024-12-02 07:54:14,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-12-02 07:54:14,025 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 40
[2024-12-02 07:54:14,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:14,026 INFO L225 Difference]: With dead ends: 127
[2024-12-02 07:54:14,026 INFO L226 Difference]: Without dead ends: 73
[2024-12-02 07:54:14,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-12-02 07:54:14,027 INFO L435 NwaCegarLoop]: 86 mSDtfsCounter, 0 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:14,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:14,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states.
[2024-12-02 07:54:14,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73.
[2024-12-02 07:54:14,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 47 states have (on average 1.297872340425532) internal successors, (61), 55 states have internal predecessors, (61), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 07:54:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 93 transitions.
[2024-12-02 07:54:14,035 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 93 transitions. Word has length 40
[2024-12-02 07:54:14,035 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:14,035 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 93 transitions.
[2024-12-02 07:54:14,035 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (6), 1 states have call predecessors, (6), 2 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6)
[2024-12-02 07:54:14,035 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions.
[2024-12-02 07:54:14,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2024-12-02 07:54:14,037 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:14,037 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:14,037 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-12-02 07:54:14,037 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:14,037 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:14,037 INFO L85 PathProgramCache]: Analyzing trace with hash 792919792, now seen corresponding path program 1 times
[2024-12-02 07:54:14,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:14,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378430138]
[2024-12-02 07:54:14,038 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:14,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2024-12-02 07:54:14,102 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:14,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378430138]
[2024-12-02 07:54:14,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378430138] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:14,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:54:14,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:54:14,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94985076]
[2024-12-02 07:54:14,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:14,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:14,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:14,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:14,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:14,103 INFO L87 Difference]: Start difference. First operand 73 states and 93 transitions. Second operand has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6)
[2024-12-02 07:54:14,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:14,126 INFO L93 Difference]: Finished difference Result 74 states and 94 transitions.
[2024-12-02 07:54:14,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:14,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 41
[2024-12-02 07:54:14,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:14,128 INFO L225 Difference]: With dead ends: 74
[2024-12-02 07:54:14,128 INFO L226 Difference]: Without dead ends: 73
[2024-12-02 07:54:14,128 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:14,129 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 4 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:14,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 154 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:14,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states.
[2024-12-02 07:54:14,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 72.
[2024-12-02 07:54:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.2765957446808511) internal successors, (60), 54 states have internal predecessors, (60), 16 states have call successors, (16), 4 states have call predecessors, (16), 4 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16)
[2024-12-02 07:54:14,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 92 transitions.
[2024-12-02 07:54:14,137 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 92 transitions. Word has length 41
[2024-12-02 07:54:14,137 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:14,137 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 92 transitions.
[2024-12-02 07:54:14,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.0) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6)
[2024-12-02 07:54:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions.
[2024-12-02 07:54:14,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43
[2024-12-02 07:54:14,138 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:14,138 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:14,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-12-02 07:54:14,139 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:14,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:14,139 INFO L85 PathProgramCache]: Analyzing trace with hash -1189290128, now seen corresponding path program 1 times
[2024-12-02 07:54:14,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:14,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150801007]
[2024-12-02 07:54:14,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:14,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,182 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.
[2024-12-02 07:54:14,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:14,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150801007]
[2024-12-02 07:54:14,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150801007] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:14,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-12-02 07:54:14,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-12-02 07:54:14,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998499955]
[2024-12-02 07:54:14,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:14,183 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:14,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:14,184 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:14,184 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:14,184 INFO L87 Difference]: Start difference. First operand 72 states and 92 transitions. Second operand has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)
[2024-12-02 07:54:14,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:14,208 INFO L93 Difference]: Finished difference Result 116 states and 145 transitions.
[2024-12-02 07:54:14,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:14,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 42
[2024-12-02 07:54:14,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:14,210 INFO L225 Difference]: With dead ends: 116
[2024-12-02 07:54:14,210 INFO L226 Difference]: Without dead ends: 76
[2024-12-02 07:54:14,210 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-12-02 07:54:14,211 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 5 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 167 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:14,211 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 167 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:14,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2024-12-02 07:54:14,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 75.
[2024-12-02 07:54:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 50 states have (on average 1.26) internal successors, (63), 56 states have internal predecessors, (63), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-12-02 07:54:14,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 97 transitions.
[2024-12-02 07:54:14,219 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 97 transitions. Word has length 42
[2024-12-02 07:54:14,219 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:14,220 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 97 transitions.
[2024-12-02 07:54:14,220 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (6), 1 states have call predecessors, (6), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6)
[2024-12-02 07:54:14,220 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions.
[2024-12-02 07:54:14,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54
[2024-12-02 07:54:14,221 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:14,221 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:14,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-12-02 07:54:14,221 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:14,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:14,222 INFO L85 PathProgramCache]: Analyzing trace with hash 2019893220, now seen corresponding path program 1 times
[2024-12-02 07:54:14,222 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:14,222 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447588307]
[2024-12-02 07:54:14,222 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,298 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2024-12-02 07:54:14,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:14,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447588307]
[2024-12-02 07:54:14,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447588307] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:14,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114384798]
[2024-12-02 07:54:14,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:14,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:14,302 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:14,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-12-02 07:54:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:14,396 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:14,429 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-12-02 07:54:14,430 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:14,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114384798] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:14,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:14,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:14,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1165989509]
[2024-12-02 07:54:14,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:14,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:14,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:14,431 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:14,431 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:14,431 INFO L87 Difference]: Start difference. First operand 75 states and 97 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-12-02 07:54:14,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:14,448 INFO L93 Difference]: Finished difference Result 82 states and 107 transitions.
[2024-12-02 07:54:14,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:14,449 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 53
[2024-12-02 07:54:14,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:14,450 INFO L225 Difference]: With dead ends: 82
[2024-12-02 07:54:14,450 INFO L226 Difference]: Without dead ends: 81
[2024-12-02 07:54:14,450 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:14,451 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 2 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:14,451 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 162 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:14,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states.
[2024-12-02 07:54:14,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79.
[2024-12-02 07:54:14,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 53 states have (on average 1.2641509433962264) internal successors, (67), 58 states have internal predecessors, (67), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2024-12-02 07:54:14,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 103 transitions.
[2024-12-02 07:54:14,459 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 103 transitions. Word has length 53
[2024-12-02 07:54:14,459 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:14,459 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 103 transitions.
[2024-12-02 07:54:14,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-12-02 07:54:14,459 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 103 transitions.
[2024-12-02 07:54:14,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2024-12-02 07:54:14,460 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:14,461 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:14,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-12-02 07:54:14,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:14,662 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:14,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:14,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1807819496, now seen corresponding path program 1 times
[2024-12-02 07:54:14,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:14,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297817831]
[2024-12-02 07:54:14,665 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.
[2024-12-02 07:54:14,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:14,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297817831]
[2024-12-02 07:54:14,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297817831] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:14,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764111939]
[2024-12-02 07:54:14,772 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:14,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:14,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:14,774 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:14,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-12-02 07:54:14,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:14,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:14,857 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:14,880 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-12-02 07:54:14,880 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:14,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764111939] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:14,880 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:14,880 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:14,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758994225]
[2024-12-02 07:54:14,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:14,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:14,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:14,881 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:14,881 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:14,881 INFO L87 Difference]: Start difference. First operand 79 states and 103 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-12-02 07:54:14,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:14,894 INFO L93 Difference]: Finished difference Result 80 states and 104 transitions.
[2024-12-02 07:54:14,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:14,895 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 54
[2024-12-02 07:54:14,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:14,896 INFO L225 Difference]: With dead ends: 80
[2024-12-02 07:54:14,896 INFO L226 Difference]: Without dead ends: 79
[2024-12-02 07:54:14,896 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:14,897 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 3 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:14,897 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 153 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:14,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states.
[2024-12-02 07:54:14,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 78.
[2024-12-02 07:54:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 53 states have (on average 1.2452830188679245) internal successors, (66), 57 states have internal predecessors, (66), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2024-12-02 07:54:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 102 transitions.
[2024-12-02 07:54:14,905 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 102 transitions. Word has length 54
[2024-12-02 07:54:14,905 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:14,905 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 102 transitions.
[2024-12-02 07:54:14,905 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 3 states have internal predecessors, (27), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-12-02 07:54:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions.
[2024-12-02 07:54:14,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59
[2024-12-02 07:54:14,907 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:14,907 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:14,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-12-02 07:54:15,107 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,107 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:15,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:15,108 INFO L85 PathProgramCache]: Analyzing trace with hash -193621162, now seen corresponding path program 1 times
[2024-12-02 07:54:15,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:15,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855753104]
[2024-12-02 07:54:15,108 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:15,173 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked.
[2024-12-02 07:54:15,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:15,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855753104]
[2024-12-02 07:54:15,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855753104] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:15,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1565223054]
[2024-12-02 07:54:15,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:15,176 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:15,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-12-02 07:54:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:15,258 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:15,260 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:15,285 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked.
[2024-12-02 07:54:15,285 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:15,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1565223054] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:15,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:15,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:15,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893753566]
[2024-12-02 07:54:15,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:15,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:15,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:15,286 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:15,286 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:15,286 INFO L87 Difference]: Start difference. First operand 78 states and 102 transitions. Second operand has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)
[2024-12-02 07:54:15,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:15,298 INFO L93 Difference]: Finished difference Result 79 states and 103 transitions.
[2024-12-02 07:54:15,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:15,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 58
[2024-12-02 07:54:15,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:15,299 INFO L225 Difference]: With dead ends: 79
[2024-12-02 07:54:15,300 INFO L226 Difference]: Without dead ends: 78
[2024-12-02 07:54:15,300 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:15,300 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 2 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:15,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 153 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:15,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states.
[2024-12-02 07:54:15,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 73.
[2024-12-02 07:54:15,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 50 states have (on average 1.22) internal successors, (61), 54 states have internal predecessors, (61), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-12-02 07:54:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 95 transitions.
[2024-12-02 07:54:15,308 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 95 transitions. Word has length 58
[2024-12-02 07:54:15,308 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:15,308 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 95 transitions.
[2024-12-02 07:54:15,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.0) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9)
[2024-12-02 07:54:15,309 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions.
[2024-12-02 07:54:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2024-12-02 07:54:15,310 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:15,310 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:15,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-12-02 07:54:15,510 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,511 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:15,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:15,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1767587623, now seen corresponding path program 1 times
[2024-12-02 07:54:15,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:15,512 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496982340]
[2024-12-02 07:54:15,512 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:15,595 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked.
[2024-12-02 07:54:15,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:15,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496982340]
[2024-12-02 07:54:15,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [496982340] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:15,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271736282]
[2024-12-02 07:54:15,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:15,597 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:15,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-12-02 07:54:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:15,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:15,683 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked.
[2024-12-02 07:54:15,710 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:15,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271736282] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:15,710 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:15,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:15,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040375006]
[2024-12-02 07:54:15,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:15,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:15,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:15,712 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:15,712 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:15,712 INFO L87 Difference]: Start difference. First operand 73 states and 95 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:15,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:15,723 INFO L93 Difference]: Finished difference Result 79 states and 102 transitions.
[2024-12-02 07:54:15,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:15,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66
[2024-12-02 07:54:15,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:15,725 INFO L225 Difference]: With dead ends: 79
[2024-12-02 07:54:15,725 INFO L226 Difference]: Without dead ends: 78
[2024-12-02 07:54:15,725 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:15,725 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 1 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:15,726 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 161 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:15,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states.
[2024-12-02 07:54:15,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 77.
[2024-12-02 07:54:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 53 states have (on average 1.2075471698113207) internal successors, (64), 57 states have internal predecessors, (64), 18 states have call successors, (18), 4 states have call predecessors, (18), 4 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2024-12-02 07:54:15,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 100 transitions.
[2024-12-02 07:54:15,732 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 100 transitions. Word has length 66
[2024-12-02 07:54:15,732 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:15,732 INFO L471 AbstractCegarLoop]: Abstraction has 77 states and 100 transitions.
[2024-12-02 07:54:15,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:15,733 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions.
[2024-12-02 07:54:15,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67
[2024-12-02 07:54:15,734 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:15,734 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:15,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-12-02 07:54:15,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,934 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:15,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:15,935 INFO L85 PathProgramCache]: Analyzing trace with hash 958240997, now seen corresponding path program 1 times
[2024-12-02 07:54:15,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:15,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590496289]
[2024-12-02 07:54:15,935 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:15,991 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked.
[2024-12-02 07:54:15,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:15,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590496289]
[2024-12-02 07:54:15,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590496289] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:15,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242343757]
[2024-12-02 07:54:15,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:15,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:15,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:15,994 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:15,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-12-02 07:54:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:16,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:16,077 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked.
[2024-12-02 07:54:16,099 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:16,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242343757] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:16,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:16,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:16,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792036791]
[2024-12-02 07:54:16,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:16,099 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:16,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:16,100 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:16,100 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:16,100 INFO L87 Difference]: Start difference. First operand 77 states and 100 transitions. Second operand has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:16,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:16,109 INFO L93 Difference]: Finished difference Result 77 states and 100 transitions.
[2024-12-02 07:54:16,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:16,110 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 66
[2024-12-02 07:54:16,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:16,111 INFO L225 Difference]: With dead ends: 77
[2024-12-02 07:54:16,111 INFO L226 Difference]: Without dead ends: 76
[2024-12-02 07:54:16,111 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:16,111 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 1 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:16,112 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 154 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:16,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2024-12-02 07:54:16,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 72.
[2024-12-02 07:54:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 50 states have (on average 1.2) internal successors, (60), 53 states have internal predecessors, (60), 17 states have call successors, (17), 4 states have call predecessors, (17), 4 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17)
[2024-12-02 07:54:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 94 transitions.
[2024-12-02 07:54:16,118 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 94 transitions. Word has length 66
[2024-12-02 07:54:16,118 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:16,118 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 94 transitions.
[2024-12-02 07:54:16,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 15.5) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions.
[2024-12-02 07:54:16,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2024-12-02 07:54:16,120 INFO L210 NwaCegarLoop]: Found error trace
[2024-12-02 07:54:16,120 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:16,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-12-02 07:54:16,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2024-12-02 07:54:16,321 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] ===
[2024-12-02 07:54:16,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-12-02 07:54:16,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1039358388, now seen corresponding path program 1 times
[2024-12-02 07:54:16,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-12-02 07:54:16,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [620858950]
[2024-12-02 07:54:16,323 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:16,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-12-02 07:54:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked.
[2024-12-02 07:54:16,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-12-02 07:54:16,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [620858950]
[2024-12-02 07:54:16,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [620858950] provided 0 perfect and 1 imperfect interpolant sequences
[2024-12-02 07:54:16,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741611509]
[2024-12-02 07:54:16,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-12-02 07:54:16,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-12-02 07:54:16,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3
[2024-12-02 07:54:16,420 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-12-02 07:54:16,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-12-02 07:54:16,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-12-02 07:54:16,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-12-02 07:54:16,501 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-12-02 07:54:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked.
[2024-12-02 07:54:16,521 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-12-02 07:54:16,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741611509] provided 1 perfect and 0 imperfect interpolant sequences
[2024-12-02 07:54:16,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-12-02 07:54:16,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5
[2024-12-02 07:54:16,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268030584]
[2024-12-02 07:54:16,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-12-02 07:54:16,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-12-02 07:54:16,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-12-02 07:54:16,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-12-02 07:54:16,523 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:16,523 INFO L87 Difference]: Start difference. First operand 72 states and 94 transitions. Second operand has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:16,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-12-02 07:54:16,531 INFO L93 Difference]: Finished difference Result 72 states and 94 transitions.
[2024-12-02 07:54:16,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-12-02 07:54:16,531 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 67
[2024-12-02 07:54:16,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-12-02 07:54:16,532 INFO L225 Difference]: With dead ends: 72
[2024-12-02 07:54:16,532 INFO L226 Difference]: Without dead ends: 0
[2024-12-02 07:54:16,532 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-12-02 07:54:16,533 INFO L435 NwaCegarLoop]: 81 mSDtfsCounter, 2 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-12-02 07:54:16,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 154 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-12-02 07:54:16,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-12-02 07:54:16,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-12-02 07:54:16,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-12-02 07:54:16,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-12-02 07:54:16,534 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67
[2024-12-02 07:54:16,534 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-12-02 07:54:16,534 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-12-02 07:54:16,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10)
[2024-12-02 07:54:16,534 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-12-02 07:54:16,534 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-12-02 07:54:16,536 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining)
[2024-12-02 07:54:16,537 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining)
[2024-12-02 07:54:16,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-12-02 07:54:16,738 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10
[2024-12-02 07:54:16,740 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-12-02 07:54:16,742 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-12-02 07:54:16,820 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-12-02 07:54:16,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:54:16 BoogieIcfgContainer
[2024-12-02 07:54:16,826 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-12-02 07:54:16,826 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-12-02 07:54:16,826 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-12-02 07:54:16,826 INFO L274 PluginConnector]: Witness Printer initialized
[2024-12-02 07:54:16,827 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:54:13" (3/4) ...
[2024-12-02 07:54:16,829 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-12-02 07:54:16,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine
[2024-12-02 07:54:16,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse
[2024-12-02 07:54:16,833 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine
[2024-12-02 07:54:16,834 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue
[2024-12-02 07:54:16,837 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges
[2024-12-02 07:54:16,837 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges
[2024-12-02 07:54:16,838 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-12-02 07:54:16,838 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-12-02 07:54:16,906 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/witness.graphml
[2024-12-02 07:54:16,906 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/witness.yml
[2024-12-02 07:54:16,906 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-12-02 07:54:16,907 INFO L158 Benchmark]: Toolchain (without parser) took 4676.67ms. Allocated memory is still 142.6MB. Free memory was 114.6MB in the beginning and 43.9MB in the end (delta: 70.7MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,907 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 07:54:16,907 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.38ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.9MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.26ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 113.4MB in the end (delta: -58.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,908 INFO L158 Benchmark]: Boogie Preprocessor took 23.70ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 111.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-12-02 07:54:16,908 INFO L158 Benchmark]: RCFGBuilder took 293.62ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 96.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,908 INFO L158 Benchmark]: TraceAbstraction took 3441.92ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 50.0MB in the end (delta: 45.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,909 INFO L158 Benchmark]: Witness Printer took 80.28ms. Allocated memory is still 142.6MB. Free memory was 50.0MB in the beginning and 43.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-12-02 07:54:16,910 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 789.38ms. Allocated memory is still 142.6MB. Free memory was 114.4MB in the beginning and 54.9MB in the end (delta: 59.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 42.26ms. Allocated memory is still 142.6MB. Free memory was 54.9MB in the beginning and 113.4MB in the end (delta: -58.5MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 23.70ms. Allocated memory is still 142.6MB. Free memory was 113.4MB in the beginning and 111.5MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 293.62ms. Allocated memory is still 142.6MB. Free memory was 111.5MB in the beginning and 96.3MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 3441.92ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 50.0MB in the end (delta: 45.7MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB.
* Witness Printer took 80.28ms. Allocated memory is still 142.6MB. Free memory was 50.0MB in the beginning and 43.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 1564]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1564]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1585]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1585]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1609]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1609]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1625]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1625]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 5 procedures, 81 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 11, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 40 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29 mSDsluCounter, 1879 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 933 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 71 IncrementalHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 946 mSDtfsCounter, 71 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 394 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=0, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 18 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 896 NumberOfCodeBlocks, 896 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 879 ConstructedInterpolants, 0 QuantifiedInterpolants, 1049 SizeOfPredicates, 0 NumberOfNonLiveVariables, 1136 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 493/517 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
8 specifications checked. All of them hold
RESULT: Ultimate proved your program to be correct!
[2024-12-02 07:54:16,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_82db5a63-2668-4ff4-b998-705788abb8d5/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE