./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 9bd2c7ff
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_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu --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 19044d04f5d29bc0e023ff07562dabdd7e4e4454670557ac2919985198246885
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:48:04,358 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:48:04,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf
[2023-11-19 07:48:04,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:48:04,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:48:04,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:48:04,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:48:04,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:48:04,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:48:04,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:48:04,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:48:04,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:48:04,502 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:48:04,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:48:04,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:48:04,504 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:48:04,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2023-11-19 07:48:04,504 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:48:04,505 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:48:04,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:48:04,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:48:04,508 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:48:04,508 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:48:04,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:48:04,509 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:48:04,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:48:04,510 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:48:04,510 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:48:04,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:48:04,511 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:48:04,512 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:48:04,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:48:04,513 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2023-11-19 07:48:04,513 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-19 07:48:04,513 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:48:04,513 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:48:04,513 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:48:04,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:48:04,514 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:48:04,514 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_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19044d04f5d29bc0e023ff07562dabdd7e4e4454670557ac2919985198246885
[2023-11-19 07:48:04,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:48:04,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:48:04,874 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:48:04,876 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:48:04,876 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:48:04,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:07,864 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:48:08,076 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:48:08,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:08,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/b0e486227/205a5b9f16e2405aa46c053eb6711260/FLAG64adb5dac
[2023-11-19 07:48:08,104 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/b0e486227/205a5b9f16e2405aa46c053eb6711260
[2023-11-19 07:48:08,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:48:08,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:48:08,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:48:08,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:48:08,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:48:08,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cb82501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08, skipping insertion in model container
[2023-11-19 07:48:08,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,150 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:48:08,312 WARN L240 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_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i[915,928]
[2023-11-19 07:48:08,356 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:48:08,369 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:48:08,384 WARN L240 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_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i[915,928]
[2023-11-19 07:48:08,412 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:48:08,429 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:48:08,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08 WrapperNode
[2023-11-19 07:48:08,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:48:08,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:48:08,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:48:08,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:48:08,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,486 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125
[2023-11-19 07:48:08,487 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:48:08,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:48:08,488 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:48:08,488 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:48:08,502 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,514 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,518 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:48:08,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:48:08,527 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:48:08,527 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:48:08,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (1/1) ...
[2023-11-19 07:48:08,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:48:08,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:48:08,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:48:08,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:48:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:48:08,620 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:48:08,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:48:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2023-11-19 07:48:08,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:48:08,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:48:08,757 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:48:08,761 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:48:09,218 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:48:09,231 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:48:09,231 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:48:09,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:09 BoogieIcfgContainer
[2023-11-19 07:48:09,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:48:09,241 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:48:09,242 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:48:09,247 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:48:09,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:48:08" (1/3) ...
[2023-11-19 07:48:09,248 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136dd160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:09, skipping insertion in model container
[2023-11-19 07:48:09,248 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:08" (2/3) ...
[2023-11-19 07:48:09,249 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@136dd160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:09, skipping insertion in model container
[2023-11-19 07:48:09,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:09" (3/3) ...
[2023-11-19 07:48:09,251 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:09,272 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:48:09,272 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:48:09,340 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:48:09,348 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, 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;@dfd2a49, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:48:09,348 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:48:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:48:09,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2023-11-19 07:48:09,367 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:48:09,368 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:48:09,368 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:48:09,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:48:09,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1082007897, now seen corresponding path program 1 times
[2023-11-19 07:48:09,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:48:09,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425369622]
[2023-11-19 07:48:09,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:09,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:48:09,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:48:09,597 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2023-11-19 07:48:09,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425369622]
[2023-11-19 07:48:09,598 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic
[2023-11-19 07:48:09,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1491376143]
[2023-11-19 07:48:09,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:09,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:48:09,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:48:09,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:48:09,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2023-11-19 07:48:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:48:09,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 07:48:09,801 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:48:09,871 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked.
[2023-11-19 07:48:09,871 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:48:09,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1491376143] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:48:09,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:48:09,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:48:09,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113152706]
[2023-11-19 07:48:09,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:48:09,881 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:48:09,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2023-11-19 07:48:09,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:48:09,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:48:09,928 INFO L87 Difference]: Start difference. First operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:48:09,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:48:09,960 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions.
[2023-11-19 07:48:09,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:48:09,966 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18) Word has length 116
[2023-11-19 07:48:09,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:48:09,973 INFO L225 Difference]: With dead ends: 107
[2023-11-19 07:48:09,973 INFO L226 Difference]: Without dead ends: 53
[2023-11-19 07:48:09,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:48:09,981 INFO L413 NwaCegarLoop]: 76 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, 76 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
[2023-11-19 07:48:09,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:48:10,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2023-11-19 07:48:10,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2023-11-19 07:48:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 33 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:48:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions.
[2023-11-19 07:48:10,043 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 116
[2023-11-19 07:48:10,043 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:48:10,043 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions.
[2023-11-19 07:48:10,044 INFO L496 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, (18), 2 states have call predecessors, (18), 1 states have return successors, (18), 1 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:48:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions.
[2023-11-19 07:48:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2023-11-19 07:48:10,047 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:48:10,048 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:48:10,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2023-11-19 07:48:10,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2023-11-19 07:48:10,252 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:48:10,253 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:48:10,254 INFO L85 PathProgramCache]: Analyzing trace with hash 505023597, now seen corresponding path program 1 times
[2023-11-19 07:48:10,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2023-11-19 07:48:10,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254481975]
[2023-11-19 07:48:10,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2023-11-19 07:48:10,327 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic
[2023-11-19 07:48:10,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1610200128]
[2023-11-19 07:48:10,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:10,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:48:10,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:48:10,334 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2023-11-19 07:48:10,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2023-11-19 07:48:10,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:48:10,552 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2023-11-19 07:48:10,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2023-11-19 07:48:10,731 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2023-11-19 07:48:10,732 INFO L360 BasicCegarLoop]: Counterexample is feasible
[2023-11-19 07:48:10,736 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2023-11-19 07:48:10,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2023-11-19 07:48:10,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2023-11-19 07:48:10,964 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1]
[2023-11-19 07:48:10,968 INFO L178 ceAbstractionStarter]: Computing trace abstraction results
[2023-11-19 07:48:11,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:48:11 BoogieIcfgContainer
[2023-11-19 07:48:11,124 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2023-11-19 07:48:11,125 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2023-11-19 07:48:11,125 INFO L270 PluginConnector]: Initializing Witness Printer...
[2023-11-19 07:48:11,125 INFO L274 PluginConnector]: Witness Printer initialized
[2023-11-19 07:48:11,126 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:09" (3/4) ...
[2023-11-19 07:48:11,130 INFO L140 WitnessPrinter]: No result that supports witness generation found
[2023-11-19 07:48:11,131 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2023-11-19 07:48:11,133 INFO L158 Benchmark]: Toolchain (without parser) took 3024.27ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 97.3MB in the beginning and 139.1MB in the end (delta: -41.8MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,138 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:48:11,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.51ms. Allocated memory is still 140.5MB. Free memory was 97.0MB in the beginning and 84.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,142 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.94ms. Allocated memory is still 140.5MB. Free memory was 84.8MB in the beginning and 82.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,142 INFO L158 Benchmark]: Boogie Preprocessor took 38.13ms. Allocated memory is still 140.5MB. Free memory was 82.3MB in the beginning and 80.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,143 INFO L158 Benchmark]: RCFGBuilder took 711.10ms. Allocated memory is still 140.5MB. Free memory was 80.4MB in the beginning and 108.3MB in the end (delta: -27.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,146 INFO L158 Benchmark]: TraceAbstraction took 1882.67ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 107.6MB in the beginning and 139.1MB in the end (delta: -31.5MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB.
[2023-11-19 07:48:11,150 INFO L158 Benchmark]: Witness Printer took 6.87ms. Allocated memory is still 195.0MB. Free memory is still 139.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-11-19 07:48:11,152 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.23ms. Allocated memory is still 111.1MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 321.51ms. Allocated memory is still 140.5MB. Free memory was 97.0MB in the beginning and 84.8MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 55.94ms. Allocated memory is still 140.5MB. Free memory was 84.8MB in the beginning and 82.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 38.13ms. Allocated memory is still 140.5MB. Free memory was 82.3MB in the beginning and 80.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 711.10ms. Allocated memory is still 140.5MB. Free memory was 80.4MB in the beginning and 108.3MB in the end (delta: -27.9MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1882.67ms. Allocated memory was 140.5MB in the beginning and 195.0MB in the end (delta: 54.5MB). Free memory was 107.6MB in the beginning and 139.1MB in the end (delta: -31.5MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB.
* Witness Printer took 6.87ms. Allocated memory is still 195.0MB. Free memory is still 139.1MB. 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: 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 104.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] float var_1_1 = 32.8;
[L23] float var_1_2 = 255.675;
[L24] float var_1_3 = 5.5;
[L25] float var_1_4 = 128.75;
[L26] float var_1_5 = 4.5;
[L27] float var_1_6 = 9.25;
[L28] float var_1_7 = 3.75;
[L29] float var_1_8 = 127.6;
[L30] float var_1_9 = 256.5;
[L31] float var_1_10 = 49.5;
[L32] unsigned short int var_1_11 = 8;
[L33] unsigned char var_1_12 = 0;
[L34] unsigned short int var_1_13 = 256;
[L35] unsigned char var_1_14 = 64;
[L36] signed long int var_1_15 = -8;
[L37] unsigned char var_1_16 = 10;
[L38] float last_1_var_1_1 = 32.8;
[L39] unsigned char last_1_var_1_14 = 64;
VAL [isInitial=0, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L108] isInitial = 1
[L109] FCALL initially()
[L110] COND TRUE 1
[L111] CALL updateLastVariables()
[L100] last_1_var_1_1 = var_1_1
[L101] last_1_var_1_14 = var_1_14
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_2=10227/40, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L111] RET updateLastVariables()
[L112] CALL updateVariables()
[L67] var_1_2 = __VERIFIER_nondet_float()
[L68] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L68] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=11/2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L69] var_1_3 = __VERIFIER_nondet_float()
[L70] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L70] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=515/4, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L71] var_1_4 = __VERIFIER_nondet_float()
[L72] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L72] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=9/2, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L73] var_1_5 = __VERIFIER_nondet_float()
[L74] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L74] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=37/4, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L75] var_1_6 = __VERIFIER_nondet_float()
[L76] CALL assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L76] RET assume_abort_if_not((var_1_6 >= -922337.2036854765600e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=15/4, var_1_8=638/5, var_1_9=513/2]
[L77] var_1_7 = __VERIFIER_nondet_float()
[L78] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=638/5, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=638/5, var_1_9=513/2]
[L78] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=638/5, var_1_9=513/2]
[L79] var_1_8 = __VERIFIER_nondet_float()
[L80] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=513/2]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=513/2]
[L80] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=513/2]
[L81] var_1_9 = __VERIFIER_nondet_float()
[L82] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L82] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=99/2, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L83] var_1_10 = __VERIFIER_nondet_float()
[L84] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L84] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=0, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L85] var_1_12 = __VERIFIER_nondet_uchar()
[L86] CALL assume_abort_if_not(var_1_12 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L86] RET assume_abort_if_not(var_1_12 >= 0)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L87] CALL assume_abort_if_not(var_1_12 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L87] RET assume_abort_if_not(var_1_12 <= 1)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=256, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L88] var_1_13 = __VERIFIER_nondet_ushort()
[L89] CALL assume_abort_if_not(var_1_13 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L89] RET assume_abort_if_not(var_1_13 >= 0)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L90] CALL assume_abort_if_not(var_1_13 <= 65534)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L90] RET assume_abort_if_not(var_1_13 <= 65534)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=-8, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L91] var_1_15 = __VERIFIER_nondet_long()
[L92] CALL assume_abort_if_not(var_1_15 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L92] RET assume_abort_if_not(var_1_15 >= -2147483648)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L93] CALL assume_abort_if_not(var_1_15 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L93] RET assume_abort_if_not(var_1_15 <= 2147483647)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L94] CALL assume_abort_if_not(var_1_15 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L94] RET assume_abort_if_not(var_1_15 != 0)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=10, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L95] var_1_16 = __VERIFIER_nondet_uchar()
[L96] CALL assume_abort_if_not(var_1_16 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L96] RET assume_abort_if_not(var_1_16 >= 0)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L97] CALL assume_abort_if_not(var_1_16 <= 254)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L97] RET assume_abort_if_not(var_1_16 <= 254)
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L112] RET updateVariables()
[L113] CALL step()
[L43] COND FALSE !(! ((var_1_4 - var_1_10) < last_1_var_1_1))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L48] signed long int stepLocal_0 = var_1_13 / var_1_15;
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, stepLocal_0=32767, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L49] COND FALSE !(stepLocal_0 <= (-8 + var_1_11))
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, stepLocal_0=32767, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=164/5, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L56] COND FALSE !(var_1_2 <= var_1_3)
[L63] var_1_1 = var_1_7
VAL [isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, stepLocal_0=32767, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=6, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L113] RET step()
[L114] CALL, EXPR property()
[L104-L105] return (((var_1_2 <= var_1_3) ? ((var_1_3 < ((var_1_4 - var_1_5) + 1.395f)) ? (var_1_1 == ((float) var_1_6)) : (var_1_1 == ((float) (((((var_1_7) > (var_1_8)) ? (var_1_7) : (var_1_8))) + (var_1_9 - var_1_10))))) : (var_1_1 == ((float) var_1_7))) && ((! ((var_1_4 - var_1_10) < last_1_var_1_1)) ? (var_1_12 ? (var_1_11 == ((unsigned short int) last_1_var_1_14)) : 1) : 1)) && (((var_1_13 / var_1_15) <= (-8 + var_1_11)) ? ((! (64 < var_1_11)) ? (var_1_14 == ((unsigned char) var_1_16)) : (var_1_14 == ((unsigned char) var_1_16))) : 1)
;
VAL [\result=0, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=6, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L114] RET, EXPR property()
[L114] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=6, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
[L19] reach_error()
VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=64, last_1_var_1_1=164/5, var_1_10=9, var_1_11=8, var_1_12=1, var_1_13=65534, var_1_14=64, var_1_15=2, var_1_16=0, var_1_1=6, var_1_3=2, var_1_4=3, var_1_5=4, var_1_6=5, var_1_7=6, var_1_8=7, var_1_9=8]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 18, 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, 76 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, 76 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=57occurred 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 115 SizeOfPredicates, 0 NumberOfNonLiveVariables, 276 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 612/612 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
[2023-11-19 07:48:11,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu --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 19044d04f5d29bc0e023ff07562dabdd7e4e4454670557ac2919985198246885
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-9bd2c7f
[2023-11-19 07:48:13,927 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2023-11-19 07:48:14,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2023-11-19 07:48:14,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2023-11-19 07:48:14,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-19 07:48:14,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-19 07:48:14,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-19 07:48:14,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-19 07:48:14,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-19 07:48:14,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-19 07:48:14,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-19 07:48:14,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2023-11-19 07:48:14,112 INFO L153 SettingsManager]: * Use SBE=true
[2023-11-19 07:48:14,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-19 07:48:14,115 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2023-11-19 07:48:14,115 INFO L153 SettingsManager]: * sizeof long=4
[2023-11-19 07:48:14,116 INFO L153 SettingsManager]: * sizeof POINTER=4
[2023-11-19 07:48:14,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2023-11-19 07:48:14,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2023-11-19 07:48:14,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-19 07:48:14,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2023-11-19 07:48:14,118 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2023-11-19 07:48:14,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2023-11-19 07:48:14,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-19 07:48:14,120 INFO L153 SettingsManager]: * sizeof long double=12
[2023-11-19 07:48:14,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2023-11-19 07:48:14,121 INFO L153 SettingsManager]: * Use constant arrays=true
[2023-11-19 07:48:14,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-19 07:48:14,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2023-11-19 07:48:14,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2023-11-19 07:48:14,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:48:14,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-19 07:48:14,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2023-11-19 07:48:14,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-19 07:48:14,125 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2023-11-19 07:48:14,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-19 07:48:14,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-19 07:48:14,126 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-19 07:48:14,126 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2023-11-19 07:48:14,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-19 07:48:14,128 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2023-11-19 07:48:14,128 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC
[2023-11-19 07:48:14,129 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_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19044d04f5d29bc0e023ff07562dabdd7e4e4454670557ac2919985198246885
[2023-11-19 07:48:14,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-19 07:48:14,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-19 07:48:14,620 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-19 07:48:14,622 INFO L270 PluginConnector]: Initializing CDTParser...
[2023-11-19 07:48:14,622 INFO L274 PluginConnector]: CDTParser initialized
[2023-11-19 07:48:14,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:17,757 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2023-11-19 07:48:18,041 INFO L384 CDTParser]: Found 1 translation units.
[2023-11-19 07:48:18,042 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:18,052 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/724eec667/a7946b095e494cf5b241201deb3bd653/FLAG88f32cade
[2023-11-19 07:48:18,066 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/data/724eec667/a7946b095e494cf5b241201deb3bd653
[2023-11-19 07:48:18,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-19 07:48:18,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-19 07:48:18,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-19 07:48:18,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-19 07:48:18,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-19 07:48:18,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,080 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73de3e33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18, skipping insertion in model container
[2023-11-19 07:48:18,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,125 INFO L177 MainTranslator]: Built tables and reachable declarations
[2023-11-19 07:48:18,309 WARN L240 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_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i[915,928]
[2023-11-19 07:48:18,394 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:48:18,424 INFO L202 MainTranslator]: Completed pre-run
[2023-11-19 07:48:18,442 WARN L240 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_13bcdc58-376f-4709-a1b1-78125f4b4563/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount25_file-48.i[915,928]
[2023-11-19 07:48:18,491 INFO L209 PostProcessor]: Analyzing one entry point: main
[2023-11-19 07:48:18,526 INFO L206 MainTranslator]: Completed translation
[2023-11-19 07:48:18,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18 WrapperNode
[2023-11-19 07:48:18,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-19 07:48:18,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-19 07:48:18,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-19 07:48:18,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-19 07:48:18,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,611 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124
[2023-11-19 07:48:18,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-19 07:48:18,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-19 07:48:18,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-19 07:48:18,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2023-11-19 07:48:18,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,644 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,650 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,676 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-11-19 07:48:18,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-11-19 07:48:18,703 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2023-11-19 07:48:18,703 INFO L274 PluginConnector]: RCFGBuilder initialized
[2023-11-19 07:48:18,704 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (1/1) ...
[2023-11-19 07:48:18,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-19 07:48:18,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3
[2023-11-19 07:48:18,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2023-11-19 07:48:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2023-11-19 07:48:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-11-19 07:48:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-11-19 07:48:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2023-11-19 07:48:18,800 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2023-11-19 07:48:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-11-19 07:48:18,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-11-19 07:48:18,934 INFO L236 CfgBuilder]: Building ICFG
[2023-11-19 07:48:18,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation
[2023-11-19 07:48:22,214 INFO L277 CfgBuilder]: Performing block encoding
[2023-11-19 07:48:22,224 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-11-19 07:48:22,225 INFO L302 CfgBuilder]: Removed 1 assume(true) statements.
[2023-11-19 07:48:22,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:22 BoogieIcfgContainer
[2023-11-19 07:48:22,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-11-19 07:48:22,232 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2023-11-19 07:48:22,232 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2023-11-19 07:48:22,235 INFO L274 PluginConnector]: TraceAbstraction initialized
[2023-11-19 07:48:22,236 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:48:18" (1/3) ...
[2023-11-19 07:48:22,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743431ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:22, skipping insertion in model container
[2023-11-19 07:48:22,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:48:18" (2/3) ...
[2023-11-19 07:48:22,237 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@743431ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:48:22, skipping insertion in model container
[2023-11-19 07:48:22,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:48:22" (3/3) ...
[2023-11-19 07:48:22,239 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount25_file-48.i
[2023-11-19 07:48:22,258 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2023-11-19 07:48:22,258 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2023-11-19 07:48:22,309 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2023-11-19 07:48:22,316 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, 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;@6b812481, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=<UNSUPPORTED>, UseSemiCommutativity=<UNSUPPORTED>, Solver=<NOT_USED>, SolverTimeout=<NOT_USED>]
[2023-11-19 07:48:22,316 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2023-11-19 07:48:22,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:48:22,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2023-11-19 07:48:22,336 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:48:22,337 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:48:22,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:48:22,343 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:48:22,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1082007897, now seen corresponding path program 1 times
[2023-11-19 07:48:22,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:48:22,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897617236]
[2023-11-19 07:48:22,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:22,359 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
[2023-11-19 07:48:22,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:48:22,364 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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)
[2023-11-19 07:48:22,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:48:22,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:48:22,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core
[2023-11-19 07:48:22,984 INFO L285 TraceCheckSpWp]: Computing forward predicates...
[2023-11-19 07:48:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 322 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked.
[2023-11-19 07:48:23,029 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2023-11-19 07:48:23,029 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2023-11-19 07:48:23,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897617236]
[2023-11-19 07:48:23,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897617236] provided 1 perfect and 0 imperfect interpolant sequences
[2023-11-19 07:48:23,030 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2023-11-19 07:48:23,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2023-11-19 07:48:23,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546337206]
[2023-11-19 07:48:23,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2023-11-19 07:48:23,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2023-11-19 07:48:23,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2023-11-19 07:48:23,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2023-11-19 07:48:23,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:48:23,068 INFO L87 Difference]: Start difference. First operand has 57 states, 36 states have (on average 1.3055555555555556) internal successors, (47), 37 states have internal predecessors, (47), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Second operand has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:48:23,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2023-11-19 07:48:23,113 INFO L93 Difference]: Finished difference Result 107 states and 178 transitions.
[2023-11-19 07:48:23,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2023-11-19 07:48:23,115 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 116
[2023-11-19 07:48:23,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2023-11-19 07:48:23,123 INFO L225 Difference]: With dead ends: 107
[2023-11-19 07:48:23,123 INFO L226 Difference]: Without dead ends: 53
[2023-11-19 07:48:23,127 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2023-11-19 07:48:23,133 INFO L413 NwaCegarLoop]: 76 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, 76 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
[2023-11-19 07:48:23,134 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2023-11-19 07:48:23,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2023-11-19 07:48:23,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2023-11-19 07:48:23,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 33 states have (on average 1.2121212121212122) internal successors, (40), 33 states have internal predecessors, (40), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18)
[2023-11-19 07:48:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions.
[2023-11-19 07:48:23,196 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 116
[2023-11-19 07:48:23,197 INFO L84 Accepts]: Finished accepts. word is rejected.
[2023-11-19 07:48:23,197 INFO L495 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions.
[2023-11-19 07:48:23,197 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18)
[2023-11-19 07:48:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions.
[2023-11-19 07:48:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2023-11-19 07:48:23,203 INFO L187 NwaCegarLoop]: Found error trace
[2023-11-19 07:48:23,204 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2023-11-19 07:48:23,219 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:48:23,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:48:23,414 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2023-11-19 07:48:23,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier
[2023-11-19 07:48:23,415 INFO L85 PathProgramCache]: Analyzing trace with hash 505023597, now seen corresponding path program 1 times
[2023-11-19 07:48:23,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2023-11-19 07:48:23,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295892051]
[2023-11-19 07:48:23,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2023-11-19 07:48:23,416 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
[2023-11-19 07:48:23,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/mathsat
[2023-11-19 07:48:23,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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)
[2023-11-19 07:48:23,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13bcdc58-376f-4709-a1b1-78125f4b4563/bin/uautomizer-verify-uCwYo4JHxu/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
[2023-11-19 07:48:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2023-11-19 07:48:23,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 15 conjunts are in the unsatisfiable core
[2023-11-19 07:48:23,933 INFO L285 TraceCheckSpWp]: Computing forward predicates...