./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 826ab2ba
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da2ee77b35405689fc5c65c91bc7d87d5288020b288dd575aada93fb6bdf0f20
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 13:59:14,157 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-13 13:59:14,249 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-13 13:59:14,255 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 13:59:14,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 13:59:14,279 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 13:59:14,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 13:59:14,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 13:59:14,280 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 13:59:14,280 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-13 13:59:14,280 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 13:59:14,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 13:59:14,285 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 13:59:14,286 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-13 13:59:14,286 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-13 13:59:14,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 13:59:14,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-13 13:59:14,287 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-13 13:59:14,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-13 13:59:14,287 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-13 13:59:14,287 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-13 13:59:14,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 13:59:14,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 13:59:14,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-13 13:59:14,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 13:59:14,290 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 13:59:14,291 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-13 13:59:14,291 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 13:59:14,292 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 13:59:14,292 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 13:59:14,292 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 13:59:14,293 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_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd
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 ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da2ee77b35405689fc5c65c91bc7d87d5288020b288dd575aada93fb6bdf0f20
[2024-11-13 13:59:14,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 13:59:14,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 13:59:14,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 13:59:14,652 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-13 13:59:14,653 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-13 13:59:14,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i
Unable to find full path for "g++"
[2024-11-13 13:59:16,564 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-13 13:59:16,899 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-13 13:59:16,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i
[2024-11-13 13:59:16,914 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/f403b5cd4/5df3cf9283eb4785bf747755b98c5978/FLAGbc8493e7d
[2024-11-13 13:59:17,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/f403b5cd4/5df3cf9283eb4785bf747755b98c5978
[2024-11-13 13:59:17,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 13:59:17,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 13:59:17,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 13:59:17,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 13:59:17,178 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 13:59:17,179 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db130a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17, skipping insertion in model container
[2024-11-13 13:59:17,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,210 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-13 13:59:17,370 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i[913,926]
[2024-11-13 13:59:17,416 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 13:59:17,427 INFO L200 MainTranslator]: Completed pre-run
[2024-11-13 13:59:17,438 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i[913,926]
[2024-11-13 13:59:17,466 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 13:59:17,481 INFO L204 MainTranslator]: Completed translation
[2024-11-13 13:59:17,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17 WrapperNode
[2024-11-13 13:59:17,482 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 13:59:17,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 13:59:17,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 13:59:17,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 13:59:17,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,522 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 138
[2024-11-13 13:59:17,523 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 13:59:17,523 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 13:59:17,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 13:59:17,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 13:59:17,533 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,533 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,535 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,548 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 13:59:17,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,561 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,563 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 13:59:17,564 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 13:59:17,565 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 13:59:17,565 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-13 13:59:17,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (1/1) ...
[2024-11-13 13:59:17,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 13:59:17,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:17,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 13:59:17,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 13:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 13:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-13 13:59:17,636 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-13 13:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-13 13:59:17,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 13:59:17,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 13:59:17,730 INFO L238 CfgBuilder]: Building ICFG
[2024-11-13 13:59:17,733 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 13:59:18,144 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-11-13 13:59:18,144 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-13 13:59:18,156 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 13:59:18,156 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 13:59:18,156 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:59:18 BoogieIcfgContainer
[2024-11-13 13:59:18,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 13:59:18,161 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 13:59:18,161 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 13:59:18,165 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-13 13:59:18,165 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:59:17" (1/3) ...
[2024-11-13 13:59:18,166 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@574022ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:59:18, skipping insertion in model container
[2024-11-13 13:59:18,167 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:17" (2/3) ...
[2024-11-13 13:59:18,167 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@574022ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:59:18, skipping insertion in model container
[2024-11-13 13:59:18,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:59:18" (3/3) ...
[2024-11-13 13:59:18,169 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-92.i
[2024-11-13 13:59:18,185 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 13:59:18,187 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-92.i that has 2 procedures, 63 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-13 13:59:18,267 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 13:59:18,286 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;@3d8bd0a3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 13:59:18,286 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-13 13:59:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:18,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-13 13:59:18,305 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:18,306 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:18,306 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:18,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:18,313 INFO L85 PathProgramCache]: Analyzing trace with hash 709007561, now seen corresponding path program 1 times
[2024-11-13 13:59:18,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 13:59:18,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716044182]
[2024-11-13 13:59:18,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 13:59:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 13:59:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 13:59:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 13:59:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 13:59:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 13:59:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 13:59:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 13:59:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 13:59:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 13:59:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 13:59:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 13:59:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-13 13:59:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2024-11-13 13:59:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-13 13:59:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 13:59:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-13 13:59:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 13:59:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-13 13:59:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 13:59:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-13 13:59:18,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 13:59:18,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716044182]
[2024-11-13 13:59:18,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716044182] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 13:59:18,692 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 13:59:18,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-13 13:59:18,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904225552]
[2024-11-13 13:59:18,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 13:59:18,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-13 13:59:18,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 13:59:18,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-13 13:59:18,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 13:59:18,724 INFO L87 Difference]: Start difference. First operand has 63 states, 41 states have (on average 1.3170731707317074) internal successors, (54), 42 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-13 13:59:18,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:18,747 INFO L93 Difference]: Finished difference Result 119 states and 197 transitions.
[2024-11-13 13:59:18,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-13 13:59:18,749 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 123
[2024-11-13 13:59:18,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:18,756 INFO L225 Difference]: With dead ends: 119
[2024-11-13 13:59:18,756 INFO L226 Difference]: Without dead ends: 59
[2024-11-13 13:59:18,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 13:59:18,763 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:18,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 13:59:18,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states.
[2024-11-13 13:59:18,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59.
[2024-11-13 13:59:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 38 states have (on average 1.236842105263158) internal successors, (47), 38 states have internal predecessors, (47), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 85 transitions.
[2024-11-13 13:59:18,802 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 85 transitions. Word has length 123
[2024-11-13 13:59:18,802 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:18,802 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 85 transitions.
[2024-11-13 13:59:18,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-13 13:59:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 85 transitions.
[2024-11-13 13:59:18,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-13 13:59:18,807 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:18,807 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:18,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-13 13:59:18,807 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:18,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:18,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1161568975, now seen corresponding path program 1 times
[2024-11-13 13:59:18,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 13:59:18,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260532591]
[2024-11-13 13:59:18,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:18,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 13:59:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 13:59:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 13:59:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 13:59:19,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 13:59:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 13:59:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 13:59:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 13:59:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,683 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 13:59:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 13:59:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 13:59:19,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 13:59:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-13 13:59:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2024-11-13 13:59:19,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-13 13:59:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 13:59:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-13 13:59:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 13:59:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-13 13:59:19,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 13:59:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:19,767 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-13 13:59:19,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 13:59:19,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260532591]
[2024-11-13 13:59:19,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260532591] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 13:59:19,767 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 13:59:19,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-13 13:59:19,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966939564]
[2024-11-13 13:59:19,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 13:59:19,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-13 13:59:19,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 13:59:19,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-13 13:59:19,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-13 13:59:19,773 INFO L87 Difference]: Start difference. First operand 59 states and 85 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-13 13:59:20,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:20,007 INFO L93 Difference]: Finished difference Result 117 states and 169 transitions.
[2024-11-13 13:59:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-13 13:59:20,008 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 123
[2024-11-13 13:59:20,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:20,010 INFO L225 Difference]: With dead ends: 117
[2024-11-13 13:59:20,010 INFO L226 Difference]: Without dead ends: 61
[2024-11-13 13:59:20,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-13 13:59:20,012 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 22 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:20,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 172 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-13 13:59:20,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2024-11-13 13:59:20,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 59.
[2024-11-13 13:59:20,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 38 states have (on average 1.2105263157894737) internal successors, (46), 38 states have internal predecessors, (46), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions.
[2024-11-13 13:59:20,022 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 123
[2024-11-13 13:59:20,024 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:20,024 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions.
[2024-11-13 13:59:20,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-13 13:59:20,024 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions.
[2024-11-13 13:59:20,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-13 13:59:20,026 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:20,027 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:20,027 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-13 13:59:20,027 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:20,027 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:20,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1257865014, now seen corresponding path program 1 times
[2024-11-13 13:59:20,028 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 13:59:20,028 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137229088]
[2024-11-13 13:59:20,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:20,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 13:59:20,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-13 13:59:20,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-13 13:59:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-13 13:59:20,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-13 13:59:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-13 13:59:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-13 13:59:20,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-13 13:59:20,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-13 13:59:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-13 13:59:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-13 13:59:20,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-13 13:59:20,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-13 13:59:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72
[2024-11-13 13:59:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-13 13:59:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-13 13:59:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-13 13:59:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-13 13:59:20,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-13 13:59:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-13 13:59:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:20,841 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 48 proven. 6 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-13 13:59:20,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 13:59:20,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137229088]
[2024-11-13 13:59:20,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137229088] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 13:59:20,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1180256414]
[2024-11-13 13:59:20,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:20,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:20,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:20,850 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 13:59:20,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-13 13:59:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:21,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:21,034 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 13:59:21,218 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 178 proven. 6 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked.
[2024-11-13 13:59:21,218 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 13:59:21,580 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 48 proven. 6 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-13 13:59:21,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1180256414] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-13 13:59:21,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-13 13:59:21,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10
[2024-11-13 13:59:21,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412440731]
[2024-11-13 13:59:21,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-13 13:59:21,582 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-13 13:59:21,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 13:59:21,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-13 13:59:21,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90
[2024-11-13 13:59:21,588 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-13 13:59:22,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:22,530 INFO L93 Difference]: Finished difference Result 249 states and 345 transitions.
[2024-11-13 13:59:22,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states.
[2024-11-13 13:59:22,531 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 125
[2024-11-13 13:59:22,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:22,534 INFO L225 Difference]: With dead ends: 249
[2024-11-13 13:59:22,534 INFO L226 Difference]: Without dead ends: 193
[2024-11-13 13:59:22,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 284 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702
[2024-11-13 13:59:22,536 INFO L432 NwaCegarLoop]: 102 mSDtfsCounter, 266 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 323 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 302 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:22,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [302 Valid, 379 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 323 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time]
[2024-11-13 13:59:22,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states.
[2024-11-13 13:59:22,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 65.
[2024-11-13 13:59:22,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 43 states have (on average 1.186046511627907) internal successors, (51), 43 states have internal predecessors, (51), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:22,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 89 transitions.
[2024-11-13 13:59:22,564 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 89 transitions. Word has length 125
[2024-11-13 13:59:22,565 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:22,565 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 89 transitions.
[2024-11-13 13:59:22,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 10 states have internal predecessors, (48), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22)
[2024-11-13 13:59:22,565 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions.
[2024-11-13 13:59:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-13 13:59:22,568 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:22,568 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:22,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-13 13:59:22,772 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:22,772 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:22,772 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:22,772 INFO L85 PathProgramCache]: Analyzing trace with hash -577806644, now seen corresponding path program 1 times
[2024-11-13 13:59:22,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 13:59:22,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729381468]
[2024-11-13 13:59:22,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:22,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 13:59:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 13:59:22,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1240183712]
[2024-11-13 13:59:22,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:22,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:22,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:22,873 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 13:59:22,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-13 13:59:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:23,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 13 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:23,014 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 13:59:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 456 proven. 39 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked.
[2024-11-13 13:59:23,521 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 13:59:24,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-13 13:59:24,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729381468]
[2024-11-13 13:59:24,102 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-13 13:59:24,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1240183712]
[2024-11-13 13:59:24,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1240183712] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 13:59:24,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-11-13 13:59:24,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9
[2024-11-13 13:59:24,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671212468]
[2024-11-13 13:59:24,102 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-11-13 13:59:24,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-13 13:59:24,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-13 13:59:24,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-13 13:59:24,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=98, Unknown=2, NotChecked=0, Total=132
[2024-11-13 13:59:24,104 INFO L87 Difference]: Start difference. First operand 65 states and 89 transitions. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-13 13:59:24,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:24,561 INFO L93 Difference]: Finished difference Result 139 states and 185 transitions.
[2024-11-13 13:59:24,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-11-13 13:59:24,562 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 125
[2024-11-13 13:59:24,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:24,564 INFO L225 Difference]: With dead ends: 139
[2024-11-13 13:59:24,564 INFO L226 Difference]: Without dead ends: 77
[2024-11-13 13:59:24,565 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=193, Unknown=2, NotChecked=0, Total=272
[2024-11-13 13:59:24,565 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 71 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 22 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:24,566 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 176 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 253 Invalid, 5 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-13 13:59:24,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states.
[2024-11-13 13:59:24,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 71.
[2024-11-13 13:59:24,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.148936170212766) internal successors, (54), 47 states have internal predecessors, (54), 19 states have call successors, (19), 4 states have call predecessors, (19), 4 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:24,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 92 transitions.
[2024-11-13 13:59:24,588 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 92 transitions. Word has length 125
[2024-11-13 13:59:24,589 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:24,589 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 92 transitions.
[2024-11-13 13:59:24,589 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-13 13:59:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions.
[2024-11-13 13:59:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-13 13:59:24,594 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:24,594 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:24,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-13 13:59:24,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:24,794 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:24,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:24,795 INFO L85 PathProgramCache]: Analyzing trace with hash -556800436, now seen corresponding path program 1 times
[2024-11-13 13:59:24,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-13 13:59:24,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577422233]
[2024-11-13 13:59:24,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:24,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-13 13:59:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-13 13:59:24,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1646728066]
[2024-11-13 13:59:24,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:24,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:24,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:24,907 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 13:59:24,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-13 13:59:25,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-13 13:59:25,024 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-13 13:59:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-13 13:59:25,136 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-13 13:59:25,136 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-13 13:59:25,137 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-13 13:59:25,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-13 13:59:25,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:25,342 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-11-13 13:59:25,461 INFO L173 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-13 13:59:25,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:59:25 BoogieIcfgContainer
[2024-11-13 13:59:25,467 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-13 13:59:25,468 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-13 13:59:25,468 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-13 13:59:25,468 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-13 13:59:25,469 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:59:18" (3/4) ...
[2024-11-13 13:59:25,472 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-13 13:59:25,473 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-13 13:59:25,474 INFO L158 Benchmark]: Toolchain (without parser) took 8304.52ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 93.9MB in the beginning and 165.1MB in the end (delta: -71.2MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,478 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 13:59:25,478 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.01ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.1MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,479 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,479 INFO L158 Benchmark]: Boogie Preprocessor took 40.33ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-13 13:59:25,479 INFO L158 Benchmark]: RCFGBuilder took 592.33ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 58.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,479 INFO L158 Benchmark]: TraceAbstraction took 7306.64ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 58.2MB in the beginning and 165.2MB in the end (delta: -107.0MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,480 INFO L158 Benchmark]: Witness Printer took 4.94ms. Allocated memory is still 327.2MB. Free memory was 165.2MB in the beginning and 165.1MB in the end (delta: 66.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-13 13:59:25,483 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.48ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 311.01ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.1MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 39.98ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.0MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 40.33ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 592.33ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 58.8MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 7306.64ms. Allocated memory was 117.4MB in the beginning and 327.2MB in the end (delta: 209.7MB). Free memory was 58.2MB in the beginning and 165.2MB in the end (delta: -107.0MB). Peak memory consumption was 99.9MB. Max. memory is 16.1GB.
* Witness Printer took 4.94ms. Allocated memory is still 327.2MB. Free memory was 165.2MB in the beginning and 165.1MB in the end (delta: 66.0kB). 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
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 79.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed char var_1_1 = 32;
[L23] signed char var_1_2 = 2;
[L24] signed char var_1_3 = 8;
[L25] signed char var_1_4 = 0;
[L26] signed char var_1_5 = 32;
[L27] signed char var_1_6 = 10;
[L28] double var_1_7 = 1000000.625;
[L29] double var_1_8 = 16.65;
[L30] double var_1_9 = 15.5;
[L31] signed short int var_1_10 = 500;
[L32] unsigned short int var_1_11 = 8;
[L33] unsigned char var_1_13 = 0;
[L34] unsigned short int var_1_14 = 100;
[L35] unsigned char var_1_15 = 0;
[L36] unsigned char var_1_16 = 0;
[L37] float var_1_17 = 2.4;
VAL [isInitial=0, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=2, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L98] isInitial = 1
[L99] FCALL initially()
[L100] COND TRUE 1
[L101] FCALL updateLastVariables()
[L102] CALL updateVariables()
[L61] var_1_2 = __VERIFIER_nondet_char()
[L62] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L62] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L63] CALL assume_abort_if_not(var_1_2 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L63] RET assume_abort_if_not(var_1_2 <= 63)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=8, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L64] var_1_3 = __VERIFIER_nondet_char()
[L65] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L65] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L66] CALL assume_abort_if_not(var_1_3 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L66] RET assume_abort_if_not(var_1_3 <= 63)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L67] var_1_4 = __VERIFIER_nondet_char()
[L68] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L68] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L69] CALL assume_abort_if_not(var_1_4 <= 126)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L69] RET assume_abort_if_not(var_1_4 <= 126)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=32, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L70] var_1_5 = __VERIFIER_nondet_char()
[L71] CALL assume_abort_if_not(var_1_5 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L71] RET assume_abort_if_not(var_1_5 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L72] CALL assume_abort_if_not(var_1_5 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L72] RET assume_abort_if_not(var_1_5 <= 63)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=10, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L73] var_1_6 = __VERIFIER_nondet_char()
[L74] CALL assume_abort_if_not(var_1_6 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L74] RET assume_abort_if_not(var_1_6 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L75] CALL assume_abort_if_not(var_1_6 <= 63)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L75] RET assume_abort_if_not(var_1_6 <= 63)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_8=333/20, var_1_9=31/2]
[L76] var_1_8 = __VERIFIER_nondet_double()
[L77] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_9=31/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_9=31/2]
[L77] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8, var_1_9=31/2]
[L78] var_1_9 = __VERIFIER_nondet_double()
[L79] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L79] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=100, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L80] var_1_14 = __VERIFIER_nondet_ushort()
[L81] CALL assume_abort_if_not(var_1_14 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L81] RET assume_abort_if_not(var_1_14 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L82] CALL assume_abort_if_not(var_1_14 <= 65535)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L82] RET assume_abort_if_not(var_1_14 <= 65535)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L83] CALL assume_abort_if_not(var_1_14 != 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L83] RET assume_abort_if_not(var_1_14 != 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L84] var_1_15 = __VERIFIER_nondet_uchar()
[L85] CALL assume_abort_if_not(var_1_15 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L85] RET assume_abort_if_not(var_1_15 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L86] CALL assume_abort_if_not(var_1_15 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L86] RET assume_abort_if_not(var_1_15 <= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L87] var_1_16 = __VERIFIER_nondet_uchar()
[L88] CALL assume_abort_if_not(var_1_16 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L88] RET assume_abort_if_not(var_1_16 >= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L89] CALL assume_abort_if_not(var_1_16 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L89] RET assume_abort_if_not(var_1_16 <= 0)
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=32, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L102] RET updateVariables()
[L103] CALL step()
[L41] var_1_1 = ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6)))))
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L42] EXPR var_1_6 & var_1_3
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=8000005/8]
[L42] signed long int stepLocal_0 = (~ var_1_5) * (var_1_6 & var_1_3);
[L43] COND TRUE stepLocal_0 >= var_1_4
[L44] var_1_7 = var_1_8
VAL [isInitial=1, var_1_10=500, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L48] var_1_10 = ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))
[L49] signed long int stepLocal_1 = var_1_6 / var_1_14;
VAL [isInitial=1, stepLocal_1=0, var_1_10=63, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L50] COND FALSE !(stepLocal_1 < -100)
[L53] var_1_13 = (var_1_15 && var_1_16)
VAL [isInitial=1, var_1_10=63, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=12/5, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L55] var_1_17 = var_1_8
VAL [isInitial=1, var_1_10=63, var_1_11=8, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L56] COND TRUE ! var_1_13
[L57] var_1_11 = (var_1_5 + (((((var_1_6) > (1)) ? (var_1_6) : (1))) + 64))
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L103] RET step()
[L104] CALL, EXPR property()
[L94] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : (var_1_7 == ((double) var_1_9)))
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L94] EXPR var_1_6 & var_1_3
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L94] EXPR (var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : (var_1_7 == ((double) var_1_9)))
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L94-L95] return (((((var_1_1 == ((signed char) ((var_1_2 + var_1_3) - ((((var_1_4) > ((var_1_5 + var_1_6))) ? (var_1_4) : ((var_1_5 + var_1_6))))))) && ((((~ var_1_5) * (var_1_6 & var_1_3)) >= var_1_4) ? (var_1_7 == ((double) var_1_8)) : (var_1_7 == ((double) var_1_9)))) && (var_1_10 == ((signed short int) ((((var_1_2) < 0 ) ? -(var_1_2) : (var_1_2)))))) && ((! var_1_13) ? (var_1_11 == ((unsigned short int) (var_1_5 + (((((var_1_6) > (1)) ? (var_1_6) : (1))) + 64)))) : 1)) && (((var_1_6 / var_1_14) < -100) ? (var_1_13 == ((unsigned char) (! (! (! var_1_15))))) : (var_1_13 == ((unsigned char) (var_1_15 && var_1_16))))) && (var_1_17 == ((float) var_1_8))
;
[L104] RET, EXPR property()
[L104] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
[L19] reach_error()
VAL [isInitial=1, var_1_10=63, var_1_11=127, var_1_13=0, var_1_14=64, var_1_15=0, var_1_16=0, var_1_17=2, var_1_1=0, var_1_2=63, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=63, var_1_7=2, var_1_8=2]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 5, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 403 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 359 mSDsluCounter, 812 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 511 mSDsCounter, 161 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 631 IncrementalHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 161 mSolverCounterUnsat, 301 mSDtfsCounter, 631 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 581 GetRequests, 537 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=4, InterpolantAutomatonStates: 44, 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, 4 MinimizatonAttempts, 136 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 996 NumberOfCodeBlocks, 996 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 740 ConstructedInterpolants, 1 QuantifiedInterpolants, 2224 SizeOfPredicates, 4 NumberOfNonLiveVariables, 571 ConjunctsInSsa, 21 ConjunctsInUnsatCore, 6 InterpolantComputations, 2 PerfectInterpolantSequences, 4047/4104 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-13 13:59:25,506 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da2ee77b35405689fc5c65c91bc7d87d5288020b288dd575aada93fb6bdf0f20
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-826ab2b
[2024-11-13 13:59:28,213 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-13 13:59:28,345 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-13 13:59:28,356 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-13 13:59:28,356 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-13 13:59:28,396 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-13 13:59:28,398 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-13 13:59:28,398 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-13 13:59:28,399 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-13 13:59:28,399 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-13 13:59:28,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-13 13:59:28,401 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-13 13:59:28,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-13 13:59:28,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-13 13:59:28,401 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-13 13:59:28,402 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-13 13:59:28,402 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-13 13:59:28,402 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-13 13:59:28,402 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-13 13:59:28,403 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-13 13:59:28,404 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-13 13:59:28,404 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-13 13:59:28,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-13 13:59:28,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-13 13:59:28,405 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 13:59:28,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-13 13:59:28,406 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-13 13:59:28,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-13 13:59:28,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-13 13:59:28,407 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_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd
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 ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da2ee77b35405689fc5c65c91bc7d87d5288020b288dd575aada93fb6bdf0f20
[2024-11-13 13:59:28,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-13 13:59:28,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-13 13:59:28,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-13 13:59:28,754 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-13 13:59:28,754 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-13 13:59:28,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i
Unable to find full path for "g++"
[2024-11-13 13:59:30,858 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-13 13:59:31,103 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-13 13:59:31,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i
[2024-11-13 13:59:31,120 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/f6a1d56a8/99d8e7a68f8f43ef8630d16fdcebe5c7/FLAGf35d88ec1
[2024-11-13 13:59:31,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/data/f6a1d56a8/99d8e7a68f8f43ef8630d16fdcebe5c7
[2024-11-13 13:59:31,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-13 13:59:31,149 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-13 13:59:31,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-13 13:59:31,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-13 13:59:31,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-13 13:59:31,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@425a72cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31, skipping insertion in model container
[2024-11-13 13:59:31,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,186 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-13 13:59:31,357 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i[913,926]
[2024-11-13 13:59:31,433 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 13:59:31,457 INFO L200 MainTranslator]: Completed pre-run
[2024-11-13 13:59:31,468 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-92.i[913,926]
[2024-11-13 13:59:31,507 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-13 13:59:31,535 INFO L204 MainTranslator]: Completed translation
[2024-11-13 13:59:31,536 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31 WrapperNode
[2024-11-13 13:59:31,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-13 13:59:31,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-13 13:59:31,538 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-13 13:59:31,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-13 13:59:31,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,606 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 111
[2024-11-13 13:59:31,607 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-13 13:59:31,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-13 13:59:31,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-13 13:59:31,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-13 13:59:31,619 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,624 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,638 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-13 13:59:31,638 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,647 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,650 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-13 13:59:31,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-13 13:59:31,657 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-13 13:59:31,657 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-13 13:59:31,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (1/1) ...
[2024-11-13 13:59:31,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-13 13:59:31,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:31,694 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-13 13:59:31,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-13 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-13 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-13 13:59:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-13 13:59:31,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-13 13:59:31,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-13 13:59:31,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-13 13:59:31,818 INFO L238 CfgBuilder]: Building ICFG
[2024-11-13 13:59:31,820 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-13 13:59:32,519 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-11-13 13:59:32,520 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-13 13:59:32,530 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-13 13:59:32,530 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-13 13:59:32,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:59:32 BoogieIcfgContainer
[2024-11-13 13:59:32,531 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-13 13:59:32,533 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-13 13:59:32,534 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-13 13:59:32,538 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-13 13:59:32,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:59:31" (1/3) ...
[2024-11-13 13:59:32,539 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b383a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:59:32, skipping insertion in model container
[2024-11-13 13:59:32,539 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:59:31" (2/3) ...
[2024-11-13 13:59:32,540 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b383a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:59:32, skipping insertion in model container
[2024-11-13 13:59:32,540 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:59:32" (3/3) ...
[2024-11-13 13:59:32,541 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-92.i
[2024-11-13 13:59:32,556 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-13 13:59:32,557 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-92.i that has 2 procedures, 53 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-13 13:59:32,620 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-13 13:59:32,633 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;@42d34d06, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-13 13:59:32,633 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-13 13:59:32,638 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:32,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2024-11-13 13:59:32,649 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:32,650 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:32,650 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:32,654 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:32,655 INFO L85 PathProgramCache]: Analyzing trace with hash -277633357, now seen corresponding path program 1 times
[2024-11-13 13:59:32,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 13:59:32,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1585974421]
[2024-11-13 13:59:32,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:32,667 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 13:59:32,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 13:59:32,672 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 13:59:32,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-13 13:59:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:33,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:33,081 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 13:59:33,154 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked.
[2024-11-13 13:59:33,154 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-13 13:59:33,155 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 13:59:33,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1585974421]
[2024-11-13 13:59:33,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1585974421] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-13 13:59:33,156 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-13 13:59:33,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-13 13:59:33,161 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235768717]
[2024-11-13 13:59:33,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-13 13:59:33,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-13 13:59:33,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 13:59:33,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-13 13:59:33,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 13:59:33,196 INFO L87 Difference]: Start difference. First operand has 53 states, 31 states have (on average 1.2580645161290323) internal successors, (39), 32 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-13 13:59:33,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:33,252 INFO L93 Difference]: Finished difference Result 99 states and 167 transitions.
[2024-11-13 13:59:33,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-13 13:59:33,254 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119
[2024-11-13 13:59:33,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:33,260 INFO L225 Difference]: With dead ends: 99
[2024-11-13 13:59:33,260 INFO L226 Difference]: Without dead ends: 49
[2024-11-13 13:59:33,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-13 13:59:33,267 INFO L432 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:33,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-13 13:59:33,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states.
[2024-11-13 13:59:33,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49.
[2024-11-13 13:59:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 28 states have internal predecessors, (32), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 70 transitions.
[2024-11-13 13:59:33,321 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 70 transitions. Word has length 119
[2024-11-13 13:59:33,323 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:33,323 INFO L471 AbstractCegarLoop]: Abstraction has 49 states and 70 transitions.
[2024-11-13 13:59:33,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-13 13:59:33,324 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions.
[2024-11-13 13:59:33,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2024-11-13 13:59:33,327 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:33,327 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:33,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-13 13:59:33,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 13:59:33,528 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:33,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:33,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1981752249, now seen corresponding path program 1 times
[2024-11-13 13:59:33,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 13:59:33,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [509366357]
[2024-11-13 13:59:33,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:33,530 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 13:59:33,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 13:59:33,533 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 13:59:33,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-13 13:59:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:33,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:33,790 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 13:59:34,895 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 456 proven. 39 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked.
[2024-11-13 13:59:34,895 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 13:59:35,911 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-13 13:59:35,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [509366357]
[2024-11-13 13:59:35,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [509366357] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 13:59:35,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462467458]
[2024-11-13 13:59:35,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:35,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-13 13:59:35,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3
[2024-11-13 13:59:35,919 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-13 13:59:35,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-13 13:59:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:36,115 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:36,119 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 13:59:36,638 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 456 proven. 39 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked.
[2024-11-13 13:59:36,638 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-13 13:59:37,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462467458] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-13 13:59:37,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-13 13:59:37,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9
[2024-11-13 13:59:37,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115460797]
[2024-11-13 13:59:37,090 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-13 13:59:37,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-13 13:59:37,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-13 13:59:37,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-13 13:59:37,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2024-11-13 13:59:37,092 INFO L87 Difference]: Start difference. First operand 49 states and 70 transitions. Second operand has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-13 13:59:39,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-13 13:59:39,133 INFO L93 Difference]: Finished difference Result 107 states and 147 transitions.
[2024-11-13 13:59:39,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-11-13 13:59:39,144 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 119
[2024-11-13 13:59:39,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-13 13:59:39,146 INFO L225 Difference]: With dead ends: 107
[2024-11-13 13:59:39,147 INFO L226 Difference]: Without dead ends: 61
[2024-11-13 13:59:39,149 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272
[2024-11-13 13:59:39,149 INFO L432 NwaCegarLoop]: 44 mSDtfsCounter, 48 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time
[2024-11-13 13:59:39,151 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 140 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time]
[2024-11-13 13:59:39,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2024-11-13 13:59:39,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 57.
[2024-11-13 13:59:39,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 34 states have (on average 1.088235294117647) internal successors, (37), 34 states have internal predecessors, (37), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-13 13:59:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 75 transitions.
[2024-11-13 13:59:39,187 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 75 transitions. Word has length 119
[2024-11-13 13:59:39,188 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-13 13:59:39,188 INFO L471 AbstractCegarLoop]: Abstraction has 57 states and 75 transitions.
[2024-11-13 13:59:39,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 3 states have call successors, (19), 3 states have call predecessors, (19), 5 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-13 13:59:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions.
[2024-11-13 13:59:39,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2024-11-13 13:59:39,190 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-13 13:59:39,190 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-13 13:59:39,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-13 13:59:39,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-11-13 13:59:39,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 13:59:39,592 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-13 13:59:39,593 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-13 13:59:39,593 INFO L85 PathProgramCache]: Analyzing trace with hash -538207685, now seen corresponding path program 1 times
[2024-11-13 13:59:39,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-13 13:59:39,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [199474103]
[2024-11-13 13:59:39,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-13 13:59:39,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-13 13:59:39,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat
[2024-11-13 13:59:39,596 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-13 13:59:39,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04159875-4821-47bf-9efa-dce55955dbf3/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-11-13 13:59:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-13 13:59:39,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 50 conjuncts are in the unsatisfiable core
[2024-11-13 13:59:39,900 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-13 14:09:32,294 WARN L286 SmtUtils]: Spent 7.85s on a formula simplification. DAG size of input: 619 DAG size of output: 616 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-13 14:10:12,487 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 428 proven. 225 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2024-11-13 14:10:12,488 INFO L311 TraceCheckSpWp]: Computing backward predicates...