./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX --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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:22:56,897 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:22:56,997 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-08 18:22:57,005 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:22:57,005 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:22:57,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:22:57,047 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:22:57,048 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:22:57,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:22:57,049 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:22:57,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:22:57,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:22:57,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:22:57,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:22:57,055 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:22:57,055 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:22:57,055 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:22:57,056 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:22:57,056 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:22:57,056 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:22:57,057 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:22:57,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:22:57,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:22:57,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:22:57,058 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:22:57,062 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:22:57,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:22:57,063 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:22:57,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:22:57,064 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:22:57,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:22:57,064 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:22:57,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:22:57,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:22:57,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:22:57,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:22:57,066 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:22:57,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 18:22:57,068 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:22:57,068 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:22:57,069 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:22:57,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:22:57,069 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916
[2024-11-08 18:22:57,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:22:57,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:22:57,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:22:57,368 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:22:57,369 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:22:57,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c
Unable to find full path for "g++"
[2024-11-08 18:22:59,422 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:22:59,628 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:22:59,629 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c
[2024-11-08 18:22:59,643 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/9fc595791/bbcc4c5fa3154179bec6ee13a7a65d81/FLAG13b6ea705
[2024-11-08 18:22:59,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/9fc595791/bbcc4c5fa3154179bec6ee13a7a65d81
[2024-11-08 18:22:59,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:22:59,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:22:59,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:22:59,665 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:22:59,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:22:59,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:22:59" (1/1) ...
[2024-11-08 18:22:59,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d18f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:22:59, skipping insertion in model container
[2024-11-08 18:22:59,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:22:59" (1/1) ...
[2024-11-08 18:22:59,710 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:22:59,924 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012]
[2024-11-08 18:22:59,931 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406]
[2024-11-08 18:22:59,990 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:23:00,004 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:23:00,021 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012]
[2024-11-08 18:23:00,023 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406]
[2024-11-08 18:23:00,063 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:23:00,083 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:23:00,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00 WrapperNode
[2024-11-08 18:23:00,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:23:00,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:23:00,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:23:00,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:23:00,094 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,154 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211
[2024-11-08 18:23:00,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:23:00,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:23:00,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:23:00,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:23:00,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,173 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,187 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].
[2024-11-08 18:23:00,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,204 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,207 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:23:00,208 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:23:00,209 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:23:00,209 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:23:00,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (1/1) ...
[2024-11-08 18:23:00,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:23:00,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:23:00,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:23:00,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:23:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:23:00,281 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt
[2024-11-08 18:23:00,282 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt
[2024-11-08 18:23:00,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 18:23:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:23:00,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:23:00,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-08 18:23:00,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-08 18:23:00,365 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:23:00,367 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:23:00,892 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live.
[2024-11-08 18:23:00,892 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:23:00,906 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:23:00,906 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 18:23:00,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:00 BoogieIcfgContainer
[2024-11-08 18:23:00,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:23:00,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:23:00,909 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:23:00,912 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:23:00,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:22:59" (1/3) ...
[2024-11-08 18:23:00,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c013102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:23:00, skipping insertion in model container
[2024-11-08 18:23:00,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:00" (2/3) ...
[2024-11-08 18:23:00,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c013102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:23:00, skipping insertion in model container
[2024-11-08 18:23:00,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:00" (3/3) ...
[2024-11-08 18:23:00,916 INFO L112 eAbstractionObserver]: Analyzing ICFG square_3+soft_float_1-2a.c.cil.c
[2024-11-08 18:23:00,934 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:23:00,934 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 18:23:00,996 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:23:01,003 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;@7376f46d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:23:01,003 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 18:23:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 92 states have (on average 1.576086956521739) internal successors, (145), 96 states have internal predecessors, (145), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-11-08 18:23:01,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-08 18:23:01,015 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:23:01,016 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:23:01,016 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 18:23:01,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:23:01,022 INFO L85 PathProgramCache]: Analyzing trace with hash -929888677, now seen corresponding path program 1 times
[2024-11-08 18:23:01,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:23:01,030 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009273984]
[2024-11-08 18:23:01,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:23:01,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:23:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:23:01,128 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:23:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:23:01,157 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:23:01,158 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 18:23:01,160 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining)
[2024-11-08 18:23:01,162 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining)
[2024-11-08 18:23:01,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 18:23:01,166 INFO L407 BasicCegarLoop]: Path program histogram: [1]
[2024-11-08 18:23:01,179 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:23:01,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:23:01 BoogieIcfgContainer
[2024-11-08 18:23:01,183 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:23:01,183 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:23:01,184 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:23:01,184 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:23:01,184 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:00" (3/4) ...
[2024-11-08 18:23:01,187 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 18:23:01,188 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:23:01,190 INFO L158 Benchmark]: Toolchain (without parser) took 1527.05ms. Allocated memory is still 165.7MB. Free memory was 130.1MB in the beginning and 115.6MB in the end (delta: 14.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,190 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:23:01,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.97ms. Allocated memory is still 165.7MB. Free memory was 130.1MB in the beginning and 112.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,191 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.87ms. Allocated memory is still 165.7MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,192 INFO L158 Benchmark]: Boogie Preprocessor took 52.43ms. Allocated memory is still 165.7MB. Free memory was 110.8MB in the beginning and 108.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,192 INFO L158 Benchmark]: RCFGBuilder took 698.36ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 131.1MB in the end (delta: -23.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,193 INFO L158 Benchmark]: TraceAbstraction took 273.98ms. Allocated memory is still 165.7MB. Free memory was 130.3MB in the beginning and 115.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 18:23:01,193 INFO L158 Benchmark]: Witness Printer took 5.32ms. Allocated memory is still 165.7MB. Free memory is still 115.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:23:01,196 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.33ms. Allocated memory is still 111.1MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 418.97ms. Allocated memory is still 165.7MB. Free memory was 130.1MB in the beginning and 112.9MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.87ms. Allocated memory is still 165.7MB. Free memory was 112.9MB in the beginning and 110.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 52.43ms. Allocated memory is still 165.7MB. Free memory was 110.8MB in the beginning and 108.1MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 698.36ms. Allocated memory is still 165.7MB. Free memory was 108.1MB in the beginning and 131.1MB in the end (delta: -23.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 273.98ms. Allocated memory is still 165.7MB. Free memory was 130.3MB in the beginning and 115.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Witness Printer took 5.32ms. Allocated memory is still 165.7MB. Free memory is still 115.6MB. There was no memory consumed. 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: 48]: 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 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45.
Possible FailurePath:
[L403] COND TRUE __VERIFIER_nondet_int()
[L404] CALL main1()
[L39] float IN = __VERIFIER_nondet_float();
[L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f)
[L34] COND FALSE !(!cond)
[L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f)
[L42] float x = IN;
[L44-L45] float result =
1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x;
[L47] COND TRUE !(result >= 0.0f && result < 1.39843f)
[L48] reach_error()
- UnprovableResult [Line: 61]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 105 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-08 18:23:01,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX --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 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:23:03,629 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:23:03,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-08 18:23:03,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:23:03,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:23:03,787 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:23:03,787 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:23:03,788 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:23:03,789 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:23:03,791 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:23:03,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:23:03,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:23:03,792 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:23:03,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:23:03,793 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:23:03,793 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:23:03,793 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:23:03,794 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 18:23:03,794 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 18:23:03,794 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:23:03,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:23:03,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:23:03,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:23:03,799 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 18:23:03,799 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 18:23:03,799 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:23:03,800 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 18:23:03,800 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 18:23:03,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:23:03,800 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:23:03,801 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:23:03,801 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:23:03,801 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:23:03,801 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:23:03,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:23:03,802 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:23:03,802 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:23:03,804 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:23:03,804 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 18:23:03,804 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 18:23:03,804 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:23:03,805 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:23:03,805 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:23:03,805 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:23:03,805 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 266a58712a9e3b3c15bc4c8023b36b45db38173e85b035c92eb7b44ae9d55916
[2024-11-08 18:23:04,201 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:23:04,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:23:04,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:23:04,237 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:23:04,238 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:23:04,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c
Unable to find full path for "g++"
[2024-11-08 18:23:06,264 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:23:06,539 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:23:06,540 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c
[2024-11-08 18:23:06,549 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/3467665e5/4519aeb70c0b4670a9e8ad5cbd623433/FLAGd68cf1606
[2024-11-08 18:23:06,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/data/3467665e5/4519aeb70c0b4670a9e8ad5cbd623433
[2024-11-08 18:23:06,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:23:06,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:23:06,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:23:06,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:23:06,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:23:06,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:23:06" (1/1) ...
[2024-11-08 18:23:06,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa8a015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:06, skipping insertion in model container
[2024-11-08 18:23:06,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:23:06" (1/1) ...
[2024-11-08 18:23:06,617 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:23:06,819 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012]
[2024-11-08 18:23:06,827 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406]
[2024-11-08 18:23:06,948 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:23:06,985 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:23:07,005 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[1999,2012]
[2024-11-08 18:23:07,011 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_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/sv-benchmarks/c/combinations/square_3+soft_float_1-2a.c.cil.c[2393,2406]
[2024-11-08 18:23:07,065 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:23:07,097 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:23:07,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07 WrapperNode
[2024-11-08 18:23:07,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:23:07,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:23:07,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:23:07,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:23:07,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,168 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168
[2024-11-08 18:23:07,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:23:07,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:23:07,172 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:23:07,172 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:23:07,184 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,191 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,212 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].
[2024-11-08 18:23:07,212 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,226 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,244 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,251 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:23:07,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:23:07,252 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:23:07,253 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:23:07,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (1/1) ...
[2024-11-08 18:23:07,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:23:07,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:23:07,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:23:07,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:23:07,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:23:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-08 18:23:07,335 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt
[2024-11-08 18:23:07,335 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt
[2024-11-08 18:23:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:23:07,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:23:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-08 18:23:07,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-08 18:23:07,447 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:23:07,449 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:23:12,127 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live.
[2024-11-08 18:23:12,127 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:23:12,148 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:23:12,148 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-08 18:23:12,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:12 BoogieIcfgContainer
[2024-11-08 18:23:12,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:23:12,154 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:23:12,154 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:23:12,159 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:23:12,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:23:06" (1/3) ...
[2024-11-08 18:23:12,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d200a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:23:12, skipping insertion in model container
[2024-11-08 18:23:12,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:23:07" (2/3) ...
[2024-11-08 18:23:12,162 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d200a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:23:12, skipping insertion in model container
[2024-11-08 18:23:12,162 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:12" (3/3) ...
[2024-11-08 18:23:12,163 INFO L112 eAbstractionObserver]: Analyzing ICFG square_3+soft_float_1-2a.c.cil.c
[2024-11-08 18:23:12,182 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:23:12,182 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 18:23:12,247 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:23:12,253 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;@2efc7f59, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:23:12,253 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 18:23:12,259 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 68 states have (on average 1.588235294117647) internal successors, (108), 72 states have internal predecessors, (108), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-11-08 18:23:12,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-08 18:23:12,265 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:23:12,266 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:23:12,266 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 18:23:12,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:23:12,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1912677092, now seen corresponding path program 1 times
[2024-11-08 18:23:12,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 18:23:12,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [927710030]
[2024-11-08 18:23:12,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:23:12,289 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
[2024-11-08 18:23:12,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 18:23:12,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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)
[2024-11-08 18:23:12,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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
[2024-11-08 18:23:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:23:12,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-08 18:23:12,908 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:23:12,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:23:12,922 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:23:12,923 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 18:23:12,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [927710030]
[2024-11-08 18:23:12,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [927710030] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:23:12,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:23:12,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:23:12,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953132497]
[2024-11-08 18:23:12,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:23:12,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 18:23:12,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 18:23:12,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 18:23:12,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 18:23:12,967 INFO L87 Difference]: Start difference. First operand has 81 states, 68 states have (on average 1.588235294117647) internal successors, (108), 72 states have internal predecessors, (108), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:23:12,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:23:12,999 INFO L93 Difference]: Finished difference Result 157 states and 248 transitions.
[2024-11-08 18:23:13,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 18:23:13,001 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7
[2024-11-08 18:23:13,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:23:13,010 INFO L225 Difference]: With dead ends: 157
[2024-11-08 18:23:13,011 INFO L226 Difference]: Without dead ends: 74
[2024-11-08 18:23:13,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 18:23:13,018 INFO L432 NwaCegarLoop]: 116 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, 116 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
[2024-11-08 18:23:13,019 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 116 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:23:13,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states.
[2024-11-08 18:23:13,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74.
[2024-11-08 18:23:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 62 states have (on average 1.4838709677419355) internal successors, (92), 65 states have internal predecessors, (92), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7)
[2024-11-08 18:23:13,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 107 transitions.
[2024-11-08 18:23:13,086 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 107 transitions. Word has length 7
[2024-11-08 18:23:13,088 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:23:13,088 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 107 transitions.
[2024-11-08 18:23:13,088 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-08 18:23:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 107 transitions.
[2024-11-08 18:23:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-08 18:23:13,090 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:23:13,090 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:23:13,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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
[2024-11-08 18:23:13,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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
[2024-11-08 18:23:13,292 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 18:23:13,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:23:13,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1912736674, now seen corresponding path program 1 times
[2024-11-08 18:23:13,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 18:23:13,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882035600]
[2024-11-08 18:23:13,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:23:13,295 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
[2024-11-08 18:23:13,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 18:23:13,297 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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)
[2024-11-08 18:23:13,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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
[2024-11-08 18:30:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:30:16,588 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:30:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:30:29,982 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace
[2024-11-08 18:30:29,982 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 18:30:29,984 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining)
[2024-11-08 18:30:29,986 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining)
[2024-11-08 18:30:30,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0
[2024-11-08 18:30:30,190 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/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
[2024-11-08 18:30:30,193 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-08 18:30:30,208 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:30:30,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:30:30 BoogieIcfgContainer
[2024-11-08 18:30:30,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:30:30,213 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:30:30,213 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:30:30,213 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:30:30,214 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:23:12" (3/4) ...
[2024-11-08 18:30:30,215 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample
[2024-11-08 18:30:30,247 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/witness.graphml
[2024-11-08 18:30:30,247 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:30:30,248 INFO L158 Benchmark]: Toolchain (without parser) took 443672.40ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.5MB in the beginning and 47.6MB in the end (delta: -9.1MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,248 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:30:30,249 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.02ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.3MB in the beginning and 55.2MB in the end (delta: -16.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.31ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,250 INFO L158 Benchmark]: Boogie Preprocessor took 82.35ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 50.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,250 INFO L158 Benchmark]: RCFGBuilder took 4898.52ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 52.2MB in the end (delta: -1.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,251 INFO L158 Benchmark]: TraceAbstraction took 438058.55ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 49.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,251 INFO L158 Benchmark]: Witness Printer took 34.11ms. Allocated memory is still 81.8MB. Free memory was 49.2MB in the beginning and 47.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:30:30,254 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.35ms. Allocated memory is still 62.9MB. Free memory is still 38.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 522.02ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 38.3MB in the beginning and 55.2MB in the end (delta: -16.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 69.31ms. Allocated memory is still 81.8MB. Free memory was 55.2MB in the beginning and 53.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 82.35ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 50.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 4898.52ms. Allocated memory is still 81.8MB. Free memory was 50.3MB in the beginning and 52.2MB in the end (delta: -1.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB.
* TraceAbstraction took 438058.55ms. Allocated memory is still 81.8MB. Free memory was 51.8MB in the beginning and 49.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB.
* Witness Printer took 34.11ms. Allocated memory is still 81.8MB. Free memory was 49.2MB in the beginning and 47.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. 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
- CounterExampleResult [Line: 48]: a call to reach_error is reachable
a call to reach_error is reachable
We found a FailurePath:
[L403] COND TRUE __VERIFIER_nondet_int()
[L404] CALL main1()
[L39] float IN = __VERIFIER_nondet_float();
[L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f)
[L34] COND FALSE !(!cond)
[L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f)
[L42] float x = IN;
[L44-L45] float result =
1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x;
VAL [result=1.3984375]
[L47] COND TRUE !(result >= 0.0f && result < 1.39843f)
[L48] reach_error()
- UnprovableResult [Line: 61]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 3 procedures, 81 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 438.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 116 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 116 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=81occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 423.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 14 NumberOfCodeBlocks, 14 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 20 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2024-11-08 18:30:30,337 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1c977d2-8f00-46cb-bd0f-da563ad3e7f4/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE