./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC --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 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:37:05,142 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:37:05,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-23 23:37:05,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:37:05,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:37:05,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:37:05,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:37:05,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:37:05,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:37:05,307 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:37:05,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 23:37:05,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 23:37:05,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:37:05,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:37:05,308 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:37:05,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:37:05,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 23:37:05,309 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 23:37:05,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 23:37:05,309 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 23:37:05,313 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:37:05,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 23:37:05,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 23:37:05,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:37:05,314 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:37:05,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:37:05,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:05,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:37:05,315 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:37:05,315 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:37:05,315 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:37:05,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:05,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 23:37:05,316 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 23:37:05,319 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 23:37:05,320 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 23:37:05,320 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC
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 -> 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1
[2024-11-23 23:37:05,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:37:05,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:37:05,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:37:05,795 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:37:05,795 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:37:05,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:09,396 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/83acd50f7/e9d5d723b1d640e6ac1fb57d35d1451a/FLAG64c7deeed
[2024-11-23 23:37:09,811 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:37:09,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:09,829 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/83acd50f7/e9d5d723b1d640e6ac1fb57d35d1451a/FLAG64c7deeed
[2024-11-23 23:37:09,858 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/83acd50f7/e9d5d723b1d640e6ac1fb57d35d1451a
[2024-11-23 23:37:09,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:37:09,864 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:37:09,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:37:09,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:37:09,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:37:09,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:09" (1/1) ...
[2024-11-23 23:37:09,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e34f6dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:09, skipping insertion in model container
[2024-11-23 23:37:09,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:09" (1/1) ...
[2024-11-23 23:37:09,908 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:37:10,105 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929]
[2024-11-23 23:37:10,181 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:37:10,200 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:37:10,217 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929]
[2024-11-23 23:37:10,253 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:37:10,277 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:37:10,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10 WrapperNode
[2024-11-23 23:37:10,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:37:10,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:37:10,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:37:10,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:37:10,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,308 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,357 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130
[2024-11-23 23:37:10,358 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:37:10,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:37:10,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:37:10,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:37:10,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,375 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,402 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 23:37:10,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,412 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:37:10,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:37:10,439 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:37:10,440 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:37:10,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (1/1) ...
[2024-11-23 23:37:10,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:10,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:37:10,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 23:37:10,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:37:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 23:37:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-23 23:37:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-23 23:37:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 23:37:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:37:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:37:10,633 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:37:10,636 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:37:11,054 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-11-23 23:37:11,055 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:37:11,070 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:37:11,071 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-23 23:37:11,071 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:11 BoogieIcfgContainer
[2024-11-23 23:37:11,071 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:37:11,074 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 23:37:11,074 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 23:37:11,081 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 23:37:11,081 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:37:09" (1/3) ...
[2024-11-23 23:37:11,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568df3fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:37:11, skipping insertion in model container
[2024-11-23 23:37:11,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:10" (2/3) ...
[2024-11-23 23:37:11,082 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@568df3fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:37:11, skipping insertion in model container
[2024-11-23 23:37:11,082 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:11" (3/3) ...
[2024-11-23 23:37:11,084 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:11,102 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 23:37:11,104 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-39.i that has 2 procedures, 59 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 23:37:11,179 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 23:37:11,193 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@21c5911b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 23:37:11,193 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 23:37:11,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 59 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:11,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2024-11-23 23:37:11,217 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:11,218 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:11,219 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:11,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:11,225 INFO L85 PathProgramCache]: Analyzing trace with hash 529088070, now seen corresponding path program 1 times
[2024-11-23 23:37:11,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:11,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466548809]
[2024-11-23 23:37:11,235 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:11,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:11,604 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked.
[2024-11-23 23:37:11,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:11,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466548809]
[2024-11-23 23:37:11,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466548809] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 23:37:11,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [181519255]
[2024-11-23 23:37:11,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:11,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:37:11,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:37:11,616 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:37:11,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 23:37:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:11,876 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-23 23:37:11,891 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 23:37:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 648 trivial. 0 not checked.
[2024-11-23 23:37:11,945 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-23 23:37:11,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [181519255] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:11,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-23 23:37:11,946 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-23 23:37:11,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490825484]
[2024-11-23 23:37:11,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:11,956 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-23 23:37:11,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:11,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-23 23:37:11,988 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 23:37:11,994 INFO L87 Difference]: Start difference. First operand has 59 states, 37 states have (on average 1.3243243243243243) internal successors, (49), 38 states have internal predecessors, (49), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-23 23:37:12,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:12,041 INFO L93 Difference]: Finished difference Result 111 states and 187 transitions.
[2024-11-23 23:37:12,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-23 23:37:12,044 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 119
[2024-11-23 23:37:12,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:12,054 INFO L225 Difference]: With dead ends: 111
[2024-11-23 23:37:12,055 INFO L226 Difference]: Without dead ends: 55
[2024-11-23 23:37:12,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 23:37:12,067 INFO L435 NwaCegarLoop]: 80 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, 80 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:12,068 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 23:37:12,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states.
[2024-11-23 23:37:12,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 55.
[2024-11-23 23:37:12,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 34 states have (on average 1.2352941176470589) internal successors, (42), 34 states have internal predecessors, (42), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:12,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 80 transitions.
[2024-11-23 23:37:12,123 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 80 transitions. Word has length 119
[2024-11-23 23:37:12,124 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:12,124 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 80 transitions.
[2024-11-23 23:37:12,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-23 23:37:12,124 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions.
[2024-11-23 23:37:12,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120
[2024-11-23 23:37:12,129 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:12,129 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:12,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 23:37:12,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-11-23 23:37:12,331 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:12,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:12,332 INFO L85 PathProgramCache]: Analyzing trace with hash -612413688, now seen corresponding path program 1 times
[2024-11-23 23:37:12,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:12,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500326347]
[2024-11-23 23:37:12,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:12,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:14,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:14,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500326347]
[2024-11-23 23:37:14,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500326347] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:14,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:14,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-23 23:37:14,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396108456]
[2024-11-23 23:37:14,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:14,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-23 23:37:14,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:14,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 23:37:14,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-11-23 23:37:14,715 INFO L87 Difference]: Start difference. First operand 55 states and 80 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:15,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:15,284 INFO L93 Difference]: Finished difference Result 127 states and 182 transitions.
[2024-11-23 23:37:15,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 23:37:15,285 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 119
[2024-11-23 23:37:15,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:15,288 INFO L225 Difference]: With dead ends: 127
[2024-11-23 23:37:15,288 INFO L226 Difference]: Without dead ends: 75
[2024-11-23 23:37:15,291 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30
[2024-11-23 23:37:15,292 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 54 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:15,293 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 189 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-23 23:37:15,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2024-11-23 23:37:15,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 62.
[2024-11-23 23:37:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 90 transitions.
[2024-11-23 23:37:15,314 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 90 transitions. Word has length 119
[2024-11-23 23:37:15,316 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:15,316 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 90 transitions.
[2024-11-23 23:37:15,317 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions.
[2024-11-23 23:37:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121
[2024-11-23 23:37:15,319 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:15,320 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:15,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 23:37:15,320 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:15,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:15,321 INFO L85 PathProgramCache]: Analyzing trace with hash 2056540108, now seen corresponding path program 1 times
[2024-11-23 23:37:15,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:15,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834317446]
[2024-11-23 23:37:15,322 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:15,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:17,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:17,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834317446]
[2024-11-23 23:37:17,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834317446] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:17,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:17,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-23 23:37:17,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956681099]
[2024-11-23 23:37:17,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:17,272 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-23 23:37:17,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:17,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-23 23:37:17,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2024-11-23 23:37:17,274 INFO L87 Difference]: Start difference. First operand 62 states and 90 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:17,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:17,964 INFO L93 Difference]: Finished difference Result 152 states and 214 transitions.
[2024-11-23 23:37:17,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-23 23:37:17,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 120
[2024-11-23 23:37:17,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:17,969 INFO L225 Difference]: With dead ends: 152
[2024-11-23 23:37:17,969 INFO L226 Difference]: Without dead ends: 93
[2024-11-23 23:37:17,970 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42
[2024-11-23 23:37:17,971 INFO L435 NwaCegarLoop]: 73 mSDtfsCounter, 74 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:17,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 239 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-23 23:37:17,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states.
[2024-11-23 23:37:17,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 62.
[2024-11-23 23:37:17,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 41 states have (on average 1.2682926829268293) internal successors, (52), 41 states have internal predecessors, (52), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:17,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 90 transitions.
[2024-11-23 23:37:17,995 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 90 transitions. Word has length 120
[2024-11-23 23:37:17,996 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:17,996 INFO L471 AbstractCegarLoop]: Abstraction has 62 states and 90 transitions.
[2024-11-23 23:37:17,996 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:17,996 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions.
[2024-11-23 23:37:18,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121
[2024-11-23 23:37:18,003 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:18,003 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:18,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-23 23:37:18,003 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:18,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:18,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1663513098, now seen corresponding path program 1 times
[2024-11-23 23:37:18,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:18,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113409059]
[2024-11-23 23:37:18,008 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:18,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:20,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:20,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113409059]
[2024-11-23 23:37:20,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113409059] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:20,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:20,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-23 23:37:20,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66726483]
[2024-11-23 23:37:20,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:20,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-23 23:37:20,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:20,195 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-23 23:37:20,195 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-23 23:37:20,196 INFO L87 Difference]: Start difference. First operand 62 states and 90 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:21,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:21,252 INFO L93 Difference]: Finished difference Result 141 states and 201 transitions.
[2024-11-23 23:37:21,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-23 23:37:21,256 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 120
[2024-11-23 23:37:21,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:21,258 INFO L225 Difference]: With dead ends: 141
[2024-11-23 23:37:21,258 INFO L226 Difference]: Without dead ends: 82
[2024-11-23 23:37:21,259 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72
[2024-11-23 23:37:21,264 INFO L435 NwaCegarLoop]: 71 mSDtfsCounter, 41 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 138 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 259 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 138 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:21,264 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 259 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 138 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time]
[2024-11-23 23:37:21,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states.
[2024-11-23 23:37:21,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 55.
[2024-11-23 23:37:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 55 states, 34 states have (on average 1.2058823529411764) internal successors, (41), 34 states have internal predecessors, (41), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:21,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 79 transitions.
[2024-11-23 23:37:21,276 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 79 transitions. Word has length 120
[2024-11-23 23:37:21,277 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:21,277 INFO L471 AbstractCegarLoop]: Abstraction has 55 states and 79 transitions.
[2024-11-23 23:37:21,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions.
[2024-11-23 23:37:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122
[2024-11-23 23:37:21,280 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:21,280 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:21,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-23 23:37:21,281 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:21,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:21,282 INFO L85 PathProgramCache]: Analyzing trace with hash -667490973, now seen corresponding path program 1 times
[2024-11-23 23:37:21,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:21,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708082892]
[2024-11-23 23:37:21,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:21,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:21,978 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:21,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:21,978 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708082892]
[2024-11-23 23:37:21,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708082892] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:21,978 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:21,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9
[2024-11-23 23:37:21,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665507086]
[2024-11-23 23:37:21,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:21,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states
[2024-11-23 23:37:21,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:21,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants.
[2024-11-23 23:37:21,982 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72
[2024-11-23 23:37:21,983 INFO L87 Difference]: Start difference. First operand 55 states and 79 transitions. Second operand has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:22,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:22,307 INFO L93 Difference]: Finished difference Result 76 states and 102 transitions.
[2024-11-23 23:37:22,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states.
[2024-11-23 23:37:22,308 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 121
[2024-11-23 23:37:22,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:22,311 INFO L225 Difference]: With dead ends: 76
[2024-11-23 23:37:22,312 INFO L226 Difference]: Without dead ends: 74
[2024-11-23 23:37:22,312 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156
[2024-11-23 23:37:22,313 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 15 mSDsluCounter, 438 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:22,316 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 510 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-23 23:37:22,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states.
[2024-11-23 23:37:22,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 64.
[2024-11-23 23:37:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 43 states have (on average 1.2093023255813953) internal successors, (52), 43 states have internal predecessors, (52), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 90 transitions.
[2024-11-23 23:37:22,333 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 90 transitions. Word has length 121
[2024-11-23 23:37:22,337 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:22,337 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 90 transitions.
[2024-11-23 23:37:22,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 9 states have internal predecessors, (29), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions.
[2024-11-23 23:37:22,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2024-11-23 23:37:22,341 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:22,341 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:22,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-23 23:37:22,341 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:22,342 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:22,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1620873309, now seen corresponding path program 1 times
[2024-11-23 23:37:22,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:22,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362744705]
[2024-11-23 23:37:22,343 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:22,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:22,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:24,278 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:24,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:24,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362744705]
[2024-11-23 23:37:24,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362744705] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:24,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:24,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-11-23 23:37:24,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138524661]
[2024-11-23 23:37:24,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:24,280 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-23 23:37:24,280 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:24,281 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-23 23:37:24,281 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90
[2024-11-23 23:37:24,281 INFO L87 Difference]: Start difference. First operand 64 states and 90 transitions. Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:25,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:25,289 INFO L93 Difference]: Finished difference Result 84 states and 112 transitions.
[2024-11-23 23:37:25,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-23 23:37:25,291 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 122
[2024-11-23 23:37:25,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:25,292 INFO L225 Difference]: With dead ends: 84
[2024-11-23 23:37:25,292 INFO L226 Difference]: Without dead ends: 82
[2024-11-23 23:37:25,293 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156
[2024-11-23 23:37:25,296 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 14 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:25,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 566 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-23 23:37:25,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states.
[2024-11-23 23:37:25,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 65.
[2024-11-23 23:37:25,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 92 transitions.
[2024-11-23 23:37:25,317 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 92 transitions. Word has length 122
[2024-11-23 23:37:25,317 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:25,318 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 92 transitions.
[2024-11-23 23:37:25,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:25,318 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions.
[2024-11-23 23:37:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2024-11-23 23:37:25,321 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:25,322 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:25,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-23 23:37:25,322 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:25,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:25,323 INFO L85 PathProgramCache]: Analyzing trace with hash -940814939, now seen corresponding path program 1 times
[2024-11-23 23:37:25,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:25,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753273912]
[2024-11-23 23:37:25,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:25,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:25,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:26,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:26,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753273912]
[2024-11-23 23:37:26,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753273912] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:26,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:26,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10
[2024-11-23 23:37:26,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790914777]
[2024-11-23 23:37:26,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:26,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-23 23:37:26,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:26,315 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-23 23:37:26,315 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2024-11-23 23:37:26,316 INFO L87 Difference]: Start difference. First operand 65 states and 92 transitions. Second operand has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:26,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:26,791 INFO L93 Difference]: Finished difference Result 84 states and 112 transitions.
[2024-11-23 23:37:26,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-23 23:37:26,792 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 122
[2024-11-23 23:37:26,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:26,793 INFO L225 Difference]: With dead ends: 84
[2024-11-23 23:37:26,793 INFO L226 Difference]: Without dead ends: 82
[2024-11-23 23:37:26,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182
[2024-11-23 23:37:26,794 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 15 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:26,794 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 566 Invalid, 256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 256 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-23 23:37:26,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states.
[2024-11-23 23:37:26,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 65.
[2024-11-23 23:37:26,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 44 states have internal predecessors, (54), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:26,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 92 transitions.
[2024-11-23 23:37:26,801 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 92 transitions. Word has length 122
[2024-11-23 23:37:26,802 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:26,802 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 92 transitions.
[2024-11-23 23:37:26,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 3.0) internal successors, (30), 10 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:26,802 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions.
[2024-11-23 23:37:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2024-11-23 23:37:26,803 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:26,804 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:26,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-23 23:37:26,804 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:26,804 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:26,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1798358431, now seen corresponding path program 1 times
[2024-11-23 23:37:26,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:26,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995651479]
[2024-11-23 23:37:26,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:26,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:26,888 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:26,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:26,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995651479]
[2024-11-23 23:37:26,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995651479] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:26,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:26,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 23:37:26,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405939818]
[2024-11-23 23:37:26,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:26,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 23:37:26,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:26,889 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 23:37:26,889 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 23:37:26,889 INFO L87 Difference]: Start difference. First operand 65 states and 92 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:26,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:26,952 INFO L93 Difference]: Finished difference Result 136 states and 190 transitions.
[2024-11-23 23:37:26,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 23:37:26,955 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 122
[2024-11-23 23:37:26,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:26,956 INFO L225 Difference]: With dead ends: 136
[2024-11-23 23:37:26,956 INFO L226 Difference]: Without dead ends: 74
[2024-11-23 23:37:26,957 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 23:37:26,958 INFO L435 NwaCegarLoop]: 72 mSDtfsCounter, 14 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:26,958 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 127 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-23 23:37:26,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states.
[2024-11-23 23:37:26,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 65.
[2024-11-23 23:37:26,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.2045454545454546) internal successors, (53), 44 states have internal predecessors, (53), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 91 transitions.
[2024-11-23 23:37:26,972 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 91 transitions. Word has length 122
[2024-11-23 23:37:26,976 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:26,976 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 91 transitions.
[2024-11-23 23:37:26,976 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions.
[2024-11-23 23:37:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2024-11-23 23:37:26,978 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:26,978 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:26,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-23 23:37:26,978 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:26,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:26,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1921569657, now seen corresponding path program 1 times
[2024-11-23 23:37:26,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:26,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [848553013]
[2024-11-23 23:37:26,979 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:26,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:27,073 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-23 23:37:27,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:37:27,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [848553013]
[2024-11-23 23:37:27,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [848553013] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:37:27,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:37:27,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-23 23:37:27,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747707935]
[2024-11-23 23:37:27,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:37:27,074 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 23:37:27,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:37:27,074 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 23:37:27,074 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 23:37:27,075 INFO L87 Difference]: Start difference. First operand 65 states and 91 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:27,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:37:27,149 INFO L93 Difference]: Finished difference Result 130 states and 182 transitions.
[2024-11-23 23:37:27,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 23:37:27,152 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 122
[2024-11-23 23:37:27,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:37:27,154 INFO L225 Difference]: With dead ends: 130
[2024-11-23 23:37:27,154 INFO L226 Difference]: Without dead ends: 68
[2024-11-23 23:37:27,154 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 23:37:27,155 INFO L435 NwaCegarLoop]: 84 mSDtfsCounter, 13 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 139 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-23 23:37:27,155 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 139 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-23 23:37:27,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states.
[2024-11-23 23:37:27,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 65.
[2024-11-23 23:37:27,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 44 states have (on average 1.1818181818181819) internal successors, (52), 44 states have internal predecessors, (52), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions.
[2024-11-23 23:37:27,170 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 90 transitions. Word has length 122
[2024-11-23 23:37:27,170 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:37:27,170 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 90 transitions.
[2024-11-23 23:37:27,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-23 23:37:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 90 transitions.
[2024-11-23 23:37:27,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-23 23:37:27,172 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:27,172 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:27,175 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-23 23:37:27,175 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:27,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:27,175 INFO L85 PathProgramCache]: Analyzing trace with hash -2020091971, now seen corresponding path program 1 times
[2024-11-23 23:37:27,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:37:27,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85206447]
[2024-11-23 23:37:27,176 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:27,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:37:27,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-23 23:37:27,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [942643196]
[2024-11-23 23:37:27,296 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:27,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:37:27,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:37:27,299 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:37:27,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-23 23:37:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:37:27,420 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:37:27,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:37:27,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-23 23:37:27,572 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-23 23:37:27,573 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-23 23:37:27,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-23 23:37:27,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9
[2024-11-23 23:37:27,780 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:27,875 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 23:37:27,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:37:27 BoogieIcfgContainer
[2024-11-23 23:37:27,882 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 23:37:27,883 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 23:37:27,883 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 23:37:27,883 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 23:37:27,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:11" (3/4) ...
[2024-11-23 23:37:27,890 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-23 23:37:27,891 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 23:37:27,893 INFO L158 Benchmark]: Toolchain (without parser) took 18028.88ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 94.1MB in the beginning and 292.2MB in the end (delta: -198.1MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB.
[2024-11-23 23:37:27,895 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:37:27,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.56ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 81.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:37:27,896 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.83ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.4MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:37:27,896 INFO L158 Benchmark]: Boogie Preprocessor took 80.38ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:37:27,898 INFO L158 Benchmark]: RCFGBuilder took 631.88ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 61.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 23:37:27,899 INFO L158 Benchmark]: TraceAbstraction took 16808.08ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.0MB in the beginning and 292.3MB in the end (delta: -231.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:37:27,899 INFO L158 Benchmark]: Witness Printer took 8.68ms. Allocated memory is still 352.3MB. Free memory was 292.3MB in the beginning and 292.2MB in the end (delta: 72.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:37:27,901 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.44ms. Allocated memory is still 167.8MB. Free memory is still 103.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 412.56ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 81.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 77.83ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.4MB in the end (delta: 2.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 80.38ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 77.3MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 631.88ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 61.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 16808.08ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 61.0MB in the beginning and 292.3MB in the end (delta: -231.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 8.68ms. Allocated memory is still 352.3MB. Free memory was 292.3MB in the beginning and 292.2MB in the end (delta: 72.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of shiftLeft at line 92, overapproximation of shiftLeft at line 47.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed short int var_1_1 = -5;
[L23] signed short int var_1_2 = 0;
[L24] signed short int var_1_3 = 1000;
[L25] signed short int var_1_4 = 10;
[L26] signed short int var_1_5 = 32;
[L27] signed long int var_1_6 = 5;
[L28] signed long int var_1_7 = 1;
[L29] signed long int var_1_8 = 7;
[L30] signed long int var_1_9 = 1;
[L31] signed long int var_1_10 = 32;
[L32] unsigned char var_1_11 = 64;
[L33] signed long int var_1_12 = 1230482582;
VAL [isInitial=0, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=0, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L96] isInitial = 1
[L97] FCALL initially()
[L99] FCALL updateLastVariables()
[L100] CALL updateVariables()
[L60] var_1_2 = __VERIFIER_nondet_short()
[L61] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L61] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L62] CALL assume_abort_if_not(var_1_2 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L62] RET assume_abort_if_not(var_1_2 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L63] var_1_3 = __VERIFIER_nondet_short()
[L64] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L64] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L65] CALL assume_abort_if_not(var_1_3 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L65] RET assume_abort_if_not(var_1_3 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L66] var_1_4 = __VERIFIER_nondet_short()
[L67] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L67] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L68] CALL assume_abort_if_not(var_1_4 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L68] RET assume_abort_if_not(var_1_4 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L69] var_1_5 = __VERIFIER_nondet_short()
[L70] CALL assume_abort_if_not(var_1_5 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L70] RET assume_abort_if_not(var_1_5 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L71] CALL assume_abort_if_not(var_1_5 <= 16383)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L71] RET assume_abort_if_not(var_1_5 <= 16383)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1]
[L72] var_1_7 = __VERIFIER_nondet_long()
[L73] CALL assume_abort_if_not(var_1_7 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L73] RET assume_abort_if_not(var_1_7 >= -2147483648)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L74] CALL assume_abort_if_not(var_1_7 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L74] RET assume_abort_if_not(var_1_7 <= 2147483647)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=7, var_1_9=1]
[L75] var_1_8 = __VERIFIER_nondet_long()
[L76] CALL assume_abort_if_not(var_1_8 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L76] RET assume_abort_if_not(var_1_8 >= -2147483648)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L77] CALL assume_abort_if_not(var_1_8 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L77] RET assume_abort_if_not(var_1_8 <= 2147483647)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=1]
[L78] var_1_9 = __VERIFIER_nondet_long()
[L79] CALL assume_abort_if_not(var_1_9 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L79] RET assume_abort_if_not(var_1_9 >= -2147483648)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L80] CALL assume_abort_if_not(var_1_9 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L80] RET assume_abort_if_not(var_1_9 <= 2147483647)
VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L81] var_1_11 = __VERIFIER_nondet_uchar()
[L82] CALL assume_abort_if_not(var_1_11 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L82] RET assume_abort_if_not(var_1_11 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L83] CALL assume_abort_if_not(var_1_11 <= 255)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L83] RET assume_abort_if_not(var_1_11 <= 255)
VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L84] CALL assume_abort_if_not(var_1_11 != 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L84] RET assume_abort_if_not(var_1_11 != 0)
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1230482582, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L85] var_1_12 = __VERIFIER_nondet_long()
[L86] CALL assume_abort_if_not(var_1_12 >= 1073741823)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L86] RET assume_abort_if_not(var_1_12 >= 1073741823)
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L87] CALL assume_abort_if_not(var_1_12 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L87] RET assume_abort_if_not(var_1_12 <= 2147483647)
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=-5, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L100] RET updateVariables()
[L101] CALL step()
[L37] var_1_1 = ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5)))))
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=5, var_1_7=0, var_1_8=0, var_1_9=0]
[L38] COND FALSE !(var_1_2 >= var_1_1)
[L45] var_1_6 = var_1_4
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L47] EXPR var_1_4 << var_1_2
VAL [isInitial=1, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L47] signed long int stepLocal_1 = var_1_6 + (var_1_4 << var_1_2);
[L48] signed long int stepLocal_0 = var_1_2 - (var_1_12 - var_1_5);
VAL [isInitial=1, stepLocal_0=-1073741782, stepLocal_1=29, var_1_10=32, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L49] COND FALSE !(stepLocal_1 != var_1_5)
[L56] var_1_10 = var_1_2
VAL [isInitial=1, stepLocal_0=-1073741782, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L101] RET step()
[L102] CALL, EXPR property()
[L92] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2)))
VAL [isInitial=1, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L92] EXPR var_1_4 << var_1_2
VAL [isInitial=1, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L92] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2)))
VAL [isInitial=1, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L92-L93] return ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2)))
;
[L102] RET, EXPR property()
[L102] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
[L19] reach_error()
VAL [isInitial=1, var_1_10=12, var_1_11=2, var_1_12=1073741823, var_1_1=13, var_1_2=12, var_1_3=1, var_1_4=14, var_1_5=29, var_1_6=14, var_1_7=0, var_1_8=0, var_1_9=0]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 59 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 16.6s, OverallIterations: 10, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 240 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 240 mSDsluCounter, 2675 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1991 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1058 IncrementalHoareTripleChecker+Invalid, 1062 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 684 mSDtfsCounter, 1058 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 189 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 3.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=6, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 127 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 1452 NumberOfCodeBlocks, 1452 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1196 ConstructedInterpolants, 0 QuantifiedInterpolants, 6959 SizeOfPredicates, 0 NumberOfNonLiveVariables, 270 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 10 InterpolantComputations, 9 PerfectInterpolantSequences, 6804/6840 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-23 23:37:27,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC --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 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:37:31,478 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:37:31,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-23 23:37:31,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:37:31,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:37:31,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:37:31,743 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:37:31,743 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:37:31,744 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:37:31,744 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:37:31,745 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 23:37:31,746 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 23:37:31,746 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:37:31,746 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:37:31,747 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:37:31,747 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:37:31,748 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 23:37:31,749 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 23:37:31,749 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 23:37:31,749 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:37:31,749 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 23:37:31,750 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:37:31,751 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:37:31,751 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:31,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:31,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-23 23:37:31,752 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-23 23:37:31,753 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 23:37:31,753 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 23:37:31,753 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 23:37:31,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 23:37:31,753 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC
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 -> 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1
[2024-11-23 23:37:32,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:37:32,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:37:32,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:37:32,208 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:37:32,209 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:37:32,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:35,155 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/0d95a32ad/d928bd9c432f481eba133a987d76a8ff/FLAG85a253167
[2024-11-23 23:37:35,441 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:37:35,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:35,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/0d95a32ad/d928bd9c432f481eba133a987d76a8ff/FLAG85a253167
[2024-11-23 23:37:35,746 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/data/0d95a32ad/d928bd9c432f481eba133a987d76a8ff
[2024-11-23 23:37:35,749 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:37:35,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:37:35,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:37:35,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:37:35,759 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:37:35,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:35" (1/1) ...
[2024-11-23 23:37:35,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369f9547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:35, skipping insertion in model container
[2024-11-23 23:37:35,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:37:35" (1/1) ...
[2024-11-23 23:37:35,789 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:37:35,998 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929]
[2024-11-23 23:37:36,053 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:37:36,070 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:37:36,085 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929]
[2024-11-23 23:37:36,116 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:37:36,140 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:37:36,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36 WrapperNode
[2024-11-23 23:37:36,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:37:36,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:37:36,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:37:36,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:37:36,156 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,175 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,222 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 104
[2024-11-23 23:37:36,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:37:36,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:37:36,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:37:36,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:37:36,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,254 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,280 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 23:37:36,280 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,281 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,293 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,294 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,305 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:37:36,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:37:36,306 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:37:36,306 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:37:36,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (1/1) ...
[2024-11-23 23:37:36,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:37:36,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:37:36,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 23:37:36,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:37:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 23:37:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-23 23:37:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-23 23:37:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-23 23:37:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:37:36,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:37:36,515 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:37:36,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:37:36,904 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live.
[2024-11-23 23:37:36,905 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:37:36,917 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:37:36,918 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-23 23:37:36,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:36 BoogieIcfgContainer
[2024-11-23 23:37:36,918 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:37:36,921 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 23:37:36,922 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 23:37:36,930 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 23:37:36,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:37:35" (1/3) ...
[2024-11-23 23:37:36,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28667add and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:37:36, skipping insertion in model container
[2024-11-23 23:37:36,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:37:36" (2/3) ...
[2024-11-23 23:37:36,931 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28667add and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:37:36, skipping insertion in model container
[2024-11-23 23:37:36,931 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:37:36" (3/3) ...
[2024-11-23 23:37:36,933 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_no-floats_file-39.i
[2024-11-23 23:37:36,955 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 23:37:36,957 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_floatingpointinfluence_no-floats_file-39.i that has 2 procedures, 52 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 23:37:37,043 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 23:37:37,058 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@18d03ba, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 23:37:37,058 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 23:37:37,063 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 30 states have (on average 1.3) internal successors, (39), 31 states have internal predecessors, (39), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-23 23:37:37,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117
[2024-11-23 23:37:37,095 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:37:37,096 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:37:37,096 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:37:37,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:37:37,103 INFO L85 PathProgramCache]: Analyzing trace with hash 448191956, now seen corresponding path program 1 times
[2024-11-23 23:37:37,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 23:37:37,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1575010491]
[2024-11-23 23:37:37,115 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:37:37,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:37:37,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:37:37,121 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:37:37,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19299a77-eb15-4530-8d9a-7be78a25313f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 23:37:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:37:37,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-11-23 23:37:37,341 INFO L279 TraceCheckSpWp]: Computing forward predicates...